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9q33

Cereblon Ternary Complex with Blimp1 and compound 5

Method: ELECTRON MICROSCOPY Dmax: 103.7 Å Quality: GOOD
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1. Protein Identity and Related Structures Protein Identity & Related Structures

PR domain zinc finger protein 1

Homo sapiens

UniProt O75626

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein monomer Monomer Protein × 1 PDB declaration: monomeric（1） Consistent with protein copy count Chain A； UniProt 38–223 Not recorded No other associated polymer ELECTRON MICROSCOPY cryo-EM buffer：pH 7 cryo-EM vitrification conditions：Cryogen NITROGEN Resolution 3.20 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 9Q33 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
3DAL Methyltransferase domain of human PR domain-containing protein 1 Deposited 2008-05-29 Different construct Different mutation/modification Different oligomeric state Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric
Chain A 2–187（186 aa）
Chain B 2–187（186 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.6；293 K；Purified PRDM1 was crystallized using hanging drop vapor diffusion method at 20 C by mixing 1.5 l of the protein solution with 1.5 l of the reservoir solution containing 2.0 M Na Formide, 0.1 M sodium acetate, pH 4.6., VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 1.65 Å R-free 0.217
9Q1G Blimp-1 with compound 5 Deposited 2025-08-13 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein homooligomer Homooligomer；Protein × 8 PDB declaration: octameric
Chain A 38–223（186 aa）
Chain B 38–223（186 aa）
Chain C 38–223（186 aa）
Chain D 38–223（186 aa）
Chain E 38–223（186 aa）
Chain F 38–223（186 aa）
Chain G 38–223（186 aa）
Chain H 38–223（186 aa）
Mutation：37-222 Mutation：37-222 Mutation：37-222 Mutation：37-222 Mutation：37-222 Mutation：37-222 Mutation：37-222 Mutation：37-222 A1CNQ (2S)-2-(4-bromophenyl)-2-(5,8-dihydropyrido[3,4-d]pyrimidin-7(6H)-yl)acetamide × 8 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；100mM Sodium Cacodylate pH 5.5, 15% w/v PEG 6k, 0.15M Potassium Thiocyanate
Resolution 3.70 Å R-free 0.253

2 other PDB entries and 2 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name PRDM1_HUMAN
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 3–188； UniProt 38–223

Protein cereblon

Homo sapiens

UniProt Q96SW2

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric（1） Consistent with protein copy count Chain B； UniProt 1–442 Not recorded ZN ZINC ION × 1 A1CN1 N-({(4R)-7-[(1S)-2-amino-1-(4-bromo-2-methylphenyl)-2-oxoethyl]-5,6,7,8-tetrahydroimidazo[1,2-a]pyrazin-3-yl}methyl)-13-{4-[(3R)-2,6-dioxopiperidin-3-yl]anilino}tridecanamide × 1 ELECTRON MICROSCOPY cryo-EM buffer：pH 7 cryo-EM vitrification conditions：Cryogen NITROGEN Resolution 3.20 Å

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB Difference from Current Entry 9Q33 Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Method and Experimental Conditions Structure Quality
10AY Cryo-EM structure of CRBN-DDB1 in complex with HBS1L and TNG961 Deposited 2026-01-09 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric
Chain B 40–442（403 aa）
Chain E 40–442（403 aa）
Not recorded A1C4S N-{6-[(3R)-2,6-dioxopiperidin-3-yl]naphthalen-1-yl}-N'-{2-[6-(trifluoromethyl)-1-benzothiophen-2-yl]propan-2-yl}urea × 2 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；0.1 M HEPES (pH 7.5), 0.24 M sodium chloride, 3 mM TCEP, 0.2 % n-octylglucoside
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
11MR Cryo-EM structure of CRBN in complex with HBS1L and TNG-4857 (focused refinement) Deposited 2026-03-05 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric
Chain B 40–442（403 aa）
Chain D 40–442（403 aa）
Not recorded ZN ZINC ION × 2 A1C9W N-[(3S)-2,6-dioxopiperidin-3-yl]-2-fluoro-3-[(2-{4-[1-(trifluoromethyl)cyclopropyl]phenyl}propan-2-yl)carbamamido]benzamide × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；10 mM HEPES (pH 7.5), 240 mM NaCl, 3 mM TCEP
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.60 Å
4M91 crystal structure of hN33/Tusc3-peptide 1 Deposited 2013-08-14 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain B 229–240（12 aa） Fragment：unp residues 229-240
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；0.2 M KSCN, 10.5% PEG 8K, 10% PEG 1K in 100 mM cacodylic acid-NaOH, pH 6.5, VAPOR DIFFUSION, SITTING DROP
Resolution 1.10 Å R-free 0.160
4TZ4 Crystal Structure of Human Cereblon in Complex with DDB1 and Lenalidomide Deposited 2014-07-09 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain C 47–427（381 aa）
Not recorded ZN ZINC ION × 1 LVY S-Lenalidomide × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；293 K；100mM HEPES pH 7.5, 18% PEG 10K
Resolution 3.01 Å R-free 0.271
5FQD Structural basis of Lenalidomide induced CK1a degradation by the crl4crbn ubiquitin ligase Deposited 2015-12-09 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 41–442（402 aa）
Not recorded ZN ZINC ION × 1 LVY S-Lenalidomide × 1 X-RAY DIFFRACTION
X-ray crystallization conditions 70 MM TRIS PH 7.0 140 MM MGCL2 7% W/V PEG 8000
Resolution 2.45 Å R-free 0.210
5FQD Structural basis of Lenalidomide induced CK1a degradation by the crl4crbn ubiquitin ligase Deposited 2015-12-09 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain E 41–442（402 aa）
Not recorded ZN ZINC ION × 1 LVY S-Lenalidomide × 1 X-RAY DIFFRACTION
X-ray crystallization conditions 70 MM TRIS PH 7.0 140 MM MGCL2 7% W/V PEG 8000
Resolution 2.45 Å R-free 0.210
5HXB Cereblon in complex with DDB1, CC-885, and GSPT1 Deposited 2016-01-30 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain Z 39–441（403 aa）
Not recorded ZN ZINC ION × 1 85C 1-(3-chloro-4-methylphenyl)-3-({2-[(3S)-2,6-dioxopiperidin-3-yl]-1-oxo-2,3-dihydro-1H-isoindol-5-yl}methyl)urea × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；280 K；200mM Sodium Citrate, Tris pH 8.5, 18% PEG 3350
Resolution 3.60 Å R-free 0.273
5HXB Cereblon in complex with DDB1, CC-885, and GSPT1 Deposited 2016-01-30 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain C 39–441（403 aa）
Not recorded ZN ZINC ION × 1 85C 1-(3-chloro-4-methylphenyl)-3-({2-[(3S)-2,6-dioxopiperidin-3-yl]-1-oxo-2,3-dihydro-1H-isoindol-5-yl}methyl)urea × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；280 K；200mM Sodium Citrate, Tris pH 8.5, 18% PEG 3350
Resolution 3.60 Å R-free 0.273
5V3O Cereblon in complex with DDB1 and CC-220 Deposited 2017-03-07 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain C 40–442（403 aa） Fragment：residues 40-442
Not recorded 8W7 (3S)-3-[4-({4-[(morpholin-4-yl)methyl]phenyl}methoxy)-1-oxo-1,3-dihydro-2H-isoindol-2-yl]piperidine-2,6-dione × 1 ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；200mM NaCl, 20% PEG 3350
Resolution 3.20 Å R-free 0.267
6BN7 Crystal structure of DDB1-CRBN-BRD4(BD1) complex bound to dBET23 PROTAC. Deposited 2017-11-16 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 1–441（441 aa）
Not recorded ZN ZINC ION × 1 RN3 methyl {(6S)-4-(4-chlorophenyl)-2-[(8-{[({2-[(3S)-2,6-dioxopiperidin-3-yl]-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl}oxy)acetyl]amino}octyl)carbamoyl]-3,9-dimethyl-6H-thieno[3,2-f][1,2,4]triazolo[4,3-a][1,4]diazepin-6-yl}acetate × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.5；293 K；9% (w/v) PEG20K, 18% (v/v) PEG MME 550, 0.09M BICINE pH8.5, 9% Silver bullet B5 (0.33% w/v 2,7-Naphthalenedisulfonic acid disodium salt, 0.33% w/v Azelaic acid, 0.33% w/v trans-Cinnamic acid, 0.02 M HEPES sodium pH 6.8)
Resolution 3.50 Å R-free 0.256
6BN8 Crystal structure of DDB1-CRBN-BRD4(BD1) complex bound to dBET55 PROTAC. Deposited 2017-11-16 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 1–441（441 aa）
Not recorded ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.5；293 K；9% PEG20K, 18% PEG MME 550, 0.09M BICINE pH8.5, 9% Silver bullet G4 (0.16% w/v 3-Indolebutyric acid, 0.16% w/v Hexadecanedioic acid, 0.16% w/v Oxamic acid, 0.16% w/v Pyromellitic acid, 0.16% w/v Sebacic acid, 0.16% w/v Suberic acid, 0.02 M HEPES sodium pH 6.8)
Resolution 3.99 Å R-free 0.333
6BN9 Crystal structure of DDB1-CRBN-BRD4(BD1) complex bound to dBET70 PROTAC Deposited 2017-11-16 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 1–441（441 aa）
Not recorded ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.5；293 K；10% (w/v) PEG20K, 20% (v/v) PEG MME 550, 0.1M BICINE pH8.5, Silver Bullet F2 (0.2% w/v D-Fructose 1,6-bisphosphate trisodium salt hydrate, 0.2% w/v Glycerol phosphate disodium salt hydrate, 0.2% w/v L-O-Phosphoserine, 0.2% w/v O-Phospho-L-tyrosine, 0.2% w/v Phytic acid sodium salt hydrate, 0.02 M HEPES sodium pH 6.8)
Resolution 4.38 Å R-free 0.301
6BNB Crystal structure of DDB1-CRBN-BRD4(BD1) complex bound to dBET57 PROTAC Deposited 2017-11-16 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 1–441（441 aa）
Not recorded ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；1.34M NaH2PO4, 0.33M K2HPO4
Resolution 6.34 Å R-free 0.381
6BOY Crystal structure of DDB1-CRBN-BRD4(BD1) complex bound to dBET6 PROTAC. Deposited 2017-11-21 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 1–441（441 aa）
Not recorded ZN ZINC ION × 1 RN6 2-[(6S)-4-(4-chlorophenyl)-2,3,9-trimethyl-6H-thieno[3,2-f][1,2,4]triazolo[4,3-a][1,4]diazepin-6-yl]-N-(8-{[({2-[(3S)-2,6-dioxopiperidin-3-yl]-1,3-dioxo-2,3-dihydro-1H-isoindol-4-yl}oxy)acetyl]amino}octyl)acetamide × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.5；293 K；9% (w/v) PEG20K, 18% (v/v) PEG MME 550, 0.09M BICINE pH8.5, 9% (v/v) Silver bullet D11 (0.25% w/v 2,6-Naphthalenedisulfonic acid disodium salt, 0.25% w/v 4-Aminobenzoic acid, 0.25% w/v 5-Sulfosalicylic acid dihydrate, 0.25% w/v Naphthalene-1,3,6-trisulfonic acid trisodium salt hydrate, 0.02 M HEPES sodium pH 6.8)
Resolution 3.33 Å R-free 0.234
6H0F Structure of DDB1-CRBN-pomalidomide complex bound to IKZF1(ZF2) Deposited 2018-07-09 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 36–442（407 aa）
Mutation：N-terminally truncated (1-40 aa deleted) ZN ZINC ION × 2 Y70 S-Pomalidomide × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；293 K；Protein solution: 350 uM IKZF1-ZF2, 70 uM DDB1/CRBN, 80 uM pomalidomide in 50 mM HEPES pH 7.4, 200 mM NaCl, 0.25 mM TCEP Crystallisation solution: (Morpheus HT condition) 100 mM Morpheus buffer system 1 pH 6.5, 10% (v/v) Morpheus NPS solution, 15% (v/v) ethylene glycol and 9.5% (w/v) poly(ethylene glycol) 5000 monomethyl ether.
Resolution 3.25 Å R-free 0.234
6H0F Structure of DDB1-CRBN-pomalidomide complex bound to IKZF1(ZF2) Deposited 2018-07-09 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain E 36–442（407 aa）
Mutation：N-terminally truncated (1-40 aa deleted) ZN ZINC ION × 2 Y70 S-Pomalidomide × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；293 K；Protein solution: 350 uM IKZF1-ZF2, 70 uM DDB1/CRBN, 80 uM pomalidomide in 50 mM HEPES pH 7.4, 200 mM NaCl, 0.25 mM TCEP Crystallisation solution: (Morpheus HT condition) 100 mM Morpheus buffer system 1 pH 6.5, 10% (v/v) Morpheus NPS solution, 15% (v/v) ethylene glycol and 9.5% (w/v) poly(ethylene glycol) 5000 monomethyl ether.
Resolution 3.25 Å R-free 0.234
6H0F Structure of DDB1-CRBN-pomalidomide complex bound to IKZF1(ZF2) Deposited 2018-07-09 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 3 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain H 36–442（407 aa）
Mutation：N-terminally truncated (1-40 aa deleted) ZN ZINC ION × 2 Y70 S-Pomalidomide × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；293 K；Protein solution: 350 uM IKZF1-ZF2, 70 uM DDB1/CRBN, 80 uM pomalidomide in 50 mM HEPES pH 7.4, 200 mM NaCl, 0.25 mM TCEP Crystallisation solution: (Morpheus HT condition) 100 mM Morpheus buffer system 1 pH 6.5, 10% (v/v) Morpheus NPS solution, 15% (v/v) ethylene glycol and 9.5% (w/v) poly(ethylene glycol) 5000 monomethyl ether.
Resolution 3.25 Å R-free 0.234
6H0F Structure of DDB1-CRBN-pomalidomide complex bound to IKZF1(ZF2) Deposited 2018-07-09 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 4 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain K 36–442（407 aa）
Mutation：N-terminally truncated (1-40 aa deleted) ZN ZINC ION × 2 Y70 S-Pomalidomide × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；293 K；Protein solution: 350 uM IKZF1-ZF2, 70 uM DDB1/CRBN, 80 uM pomalidomide in 50 mM HEPES pH 7.4, 200 mM NaCl, 0.25 mM TCEP Crystallisation solution: (Morpheus HT condition) 100 mM Morpheus buffer system 1 pH 6.5, 10% (v/v) Morpheus NPS solution, 15% (v/v) ethylene glycol and 9.5% (w/v) poly(ethylene glycol) 5000 monomethyl ether.
Resolution 3.25 Å R-free 0.234
6H0G Structure of the DDB1-CRBN-pomalidomide complex bound to ZNF692(ZF4) Deposited 2018-07-09 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 41–442（402 aa）
Mutation：N-terminally truncated (1-40 aa deleted) ZN ZINC ION × 2 Y70 S-Pomalidomide × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；293 K；Protein-drug solution: 350 uM ZNF692-ZF4, 70 uM DDB1/CRBN, 80 uM pomalidomide and in 50 mM HEPES pH 7.4, 200 mM NaCl, 0.25 mM TCEP Crystallisation solution: 14.1% (w/v) PEG 5K MME and 70 mM Tris-HCl pH 7.5
Resolution 4.25 Å R-free 0.256
6H0G Structure of the DDB1-CRBN-pomalidomide complex bound to ZNF692(ZF4) Deposited 2018-07-09 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain E 41–442（402 aa）
Mutation：N-terminally truncated (1-40 aa deleted) ZN ZINC ION × 2 Y70 S-Pomalidomide × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；293 K；Protein-drug solution: 350 uM ZNF692-ZF4, 70 uM DDB1/CRBN, 80 uM pomalidomide and in 50 mM HEPES pH 7.4, 200 mM NaCl, 0.25 mM TCEP Crystallisation solution: 14.1% (w/v) PEG 5K MME and 70 mM Tris-HCl pH 7.5
Resolution 4.25 Å R-free 0.256
6UML Structural Basis for Thalidomide Teratogenicity Revealed by the Cereblon-DDB1-SALL4-Pomalidomide Complex Deposited 2019-10-09 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain C 40–442（403 aa）
Not recorded ZN ZINC ION × 2 Y70 S-Pomalidomide × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；293 K；10% PEG MME 500, 8% PEG 20K, 210mM calcium acetate, 100mM tris pH 7.5
Resolution 3.58 Å R-free 0.267
6XK9 Cereblon in complex with DDB1, CC-90009, and GSPT1 Deposited 2020-06-25 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain Z 40–442（403 aa）
Not recorded V4M 2-(4-chlorophenyl)-N-({2-[(3S)-2,6-dioxopiperidin-3-yl]-1-oxo-2,3-dihydro-1H-isoindol-5-yl}methyl)-2,2-difluoroacetamide × 1 ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；293 K；20% PEG 3350, 100mM Tris-HCl (pH 7.5), 300mM sodium citrate
Resolution 3.64 Å R-free 0.245
6XK9 Cereblon in complex with DDB1, CC-90009, and GSPT1 Deposited 2020-06-25 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain C 40–442（403 aa）
Not recorded V4M 2-(4-chlorophenyl)-N-({2-[(3S)-2,6-dioxopiperidin-3-yl]-1-oxo-2,3-dihydro-1H-isoindol-5-yl}methyl)-2,2-difluoroacetamide × 1 ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；293 K；20% PEG 3350, 100mM Tris-HCl (pH 7.5), 300mM sodium citrate
Resolution 3.64 Å R-free 0.245
7BQU Cereblon in complex with SALL4 and (S)-thalidomide Deposited 2020-03-25 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain A 318–426（109 aa）
Not recorded EF2 S-Thalidomide × 1 ZN ZINC ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；27% PEG 4000, 0.1 M sodium acetate (pH 5.5), 0.1 M magnesium chloride
Resolution 1.90 Å R-free 0.236
7BQV Cereblon in complex with SALL4 and (S)-5-hydroxythalidomide Deposited 2020-03-25 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain A 318–426（109 aa）
Mutation：C366S F4U 2-[(3~{S})-2,6-bis(oxidanylidene)piperidin-3-yl]-5-oxidanyl-isoindole-1,3-dione × 1 ZN ZINC ION × 2 SO4 SULFATE ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；22% PEG 4000, 0.1 M MES (pH 6.0), 0.2 M lithium sulfate
Resolution 1.80 Å R-free 0.223
7LPS Crystal structure of DDB1-CRBN-ALV1 complex bound to Helios (IKZF2 ZF2) Deposited 2021-02-12 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 47–436（390 aa）
Not recorded ZN ZINC ION × 2 RN9 3-[3-[[1-[(3~{S})-2,6-bis(oxidanylidene)piperidin-3-yl]-2,5-bis(oxidanylidene)pyrrol-3-yl]amino]phenyl]-~{N}-(3-chloranyl-4-methyl-phenyl)propanamide × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.57；293 K；30% (w/v) PEG3350, 0.1 M Tris pH 8.57
Resolution 3.78 Å R-free 0.303
7LPS Crystal structure of DDB1-CRBN-ALV1 complex bound to Helios (IKZF2 ZF2) Deposited 2021-02-12 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain E 47–436（390 aa）
Not recorded ZN ZINC ION × 2 RN9 3-[3-[[1-[(3~{S})-2,6-bis(oxidanylidene)piperidin-3-yl]-2,5-bis(oxidanylidene)pyrrol-3-yl]amino]phenyl]-~{N}-(3-chloranyl-4-methyl-phenyl)propanamide × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.57；293 K；30% (w/v) PEG3350, 0.1 M Tris pH 8.57
Resolution 3.78 Å R-free 0.303
7LPS Crystal structure of DDB1-CRBN-ALV1 complex bound to Helios (IKZF2 ZF2) Deposited 2021-02-12 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 3 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain H 47–436（390 aa）
Not recorded ZN ZINC ION × 2 RN9 3-[3-[[1-[(3~{S})-2,6-bis(oxidanylidene)piperidin-3-yl]-2,5-bis(oxidanylidene)pyrrol-3-yl]amino]phenyl]-~{N}-(3-chloranyl-4-methyl-phenyl)propanamide × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.57；293 K；30% (w/v) PEG3350, 0.1 M Tris pH 8.57
Resolution 3.78 Å R-free 0.303
7LPS Crystal structure of DDB1-CRBN-ALV1 complex bound to Helios (IKZF2 ZF2) Deposited 2021-02-12 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 4 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain K 47–436（390 aa）
Not recorded ZN ZINC ION × 2 RN9 3-[3-[[1-[(3~{S})-2,6-bis(oxidanylidene)piperidin-3-yl]-2,5-bis(oxidanylidene)pyrrol-3-yl]amino]phenyl]-~{N}-(3-chloranyl-4-methyl-phenyl)propanamide × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.57；293 K；30% (w/v) PEG3350, 0.1 M Tris pH 8.57
Resolution 3.78 Å R-free 0.303
7U8F Ternary complex structure of Cereblon-DDB1 bound to IKZF2(ZF2) and the molecular glue DKY709 Deposited 2022-03-08 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain A 40–442（403 aa）
Not recorded ZN ZINC ION × 2 LWK (3S)-3-[5-(1-benzylpiperidin-4-yl)-1-oxo-1,3-dihydro-2H-isoindol-2-yl]piperidine-2,6-dione × 1 SO4 SULFATE ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；277 K；1.6 M potassium/sodium phosphate, pH 6.5
Resolution 3.15 Å R-free 0.243
7U8F Ternary complex structure of Cereblon-DDB1 bound to IKZF2(ZF2) and the molecular glue DKY709 Deposited 2022-03-08 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain D 40–442（403 aa）
Not recorded ZN ZINC ION × 2 LWK (3S)-3-[5-(1-benzylpiperidin-4-yl)-1-oxo-1,3-dihydro-2H-isoindol-2-yl]piperidine-2,6-dione × 1 SO4 SULFATE ION × 4 EPE 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；277 K；1.6 M potassium/sodium phosphate, pH 6.5
Resolution 3.15 Å R-free 0.243
8CVP Cereblon-DDB1 in the Apo form Deposited 2022-05-18 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain B 1–442（442 aa）
Not recorded ZN ZINC ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7；20mM HEPES pH 7.0, 240mM NaCl, 3mM TCEP
cryo-EM vitrification conditions Cryogen ETHANE；Manual plunge in 4? coldroom
Resolution 3.40 Å
8D7U Cereblon~DDB1 bound to CC-92480 with DDB1 in the linear conformation Deposited 2022-06-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain B 1–442（442 aa）
Not recorded ZN ZINC ION × 1 QFC Mezigdomide × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7；20mM HEPES pH 7.0, 240mM NaCl, 3mM TCEP
cryo-EM vitrification conditions Cryogen ETHANE；Manual plunge in 4 degree C cold room
Resolution 3.10 Å
8D7V Cereblon~DDB1 bound to CC-92480 with DDB1 in the twisted conformation Deposited 2022-06-07 Different oligomeric state Different ligand/ion Different experimental conditions Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain B 1–442（442 aa）
Not recorded ZN ZINC ION × 1 QFC Mezigdomide × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7；20mM HEPES pH 7.0, 240mM NaCl, 3mM TCEP
cryo-EM vitrification conditions Cryogen ETHANE；Manual plunge in 4 degree C cold room
Resolution 3.20 Å
8D7W Cereblon~DDB1 bound to CC-92480 with DDB1 in the hinged conformation Deposited 2022-06-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain B 1–442（442 aa）
Not recorded ZN ZINC ION × 1 QFC Mezigdomide × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7；20mM HEPES pH 7.0, 240mM NaCl, 3mM TCEP
cryo-EM vitrification conditions Cryogen ETHANE；Manual plunge in 4 degree C cold room
Resolution 3.10 Å
8D7X Cereblon~DDB1 in the Apo form with DDB1 in the hinged conformation Deposited 2022-06-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain B 1–442（442 aa）
Not recorded ZN ZINC ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7；20mM HEPES pH 7, 240mM NaCl, 3mM TCEP
cryo-EM vitrification conditions Cryogen ETHANE；Manual plunge in 4 degree C cold room
Resolution 3.40 Å
8D7Y Cereblon-DDB1 in the Apo form with DDB1 in the twisted conformation Deposited 2022-06-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain B 1–442（442 aa）
Not recorded ZN ZINC ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7；20mM HEPES pH 7.0, 240mM NaCl, 3mM TCEP
cryo-EM vitrification conditions Cryogen ETHANE；Manual plunge in 4 degree C cold room
Resolution 3.40 Å
8D7Z Cereblon-DDB1 bound to CC-92480 and Ikaros ZF1-2-3 Deposited 2022-06-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 1–442（442 aa）
Not recorded ZN ZINC ION × 2 QFC Mezigdomide × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7；20mM HEPES pH 7.0, 240mM NaCl, 3mM TCEP
cryo-EM vitrification conditions Cryogen ETHANE；Manual plunge in 4 degree C cold room
Resolution 3.10 Å
8D80 Cereblon~DDB1 bound to Iberdomide and Ikaros ZF1-2-3 Deposited 2022-06-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 1–442（442 aa）
Not recorded ZN ZINC ION × 2 8W7 (3S)-3-[4-({4-[(morpholin-4-yl)methyl]phenyl}methoxy)-1-oxo-1,3-dihydro-2H-isoindol-2-yl]piperidine-2,6-dione × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7；20mM HEPES pH 7.0, 240mM NaCl, 3mM TCEP
cryo-EM vitrification conditions Cryogen ETHANE；Manual plunge in 4 degree C cold room
Resolution 3.60 Å
8D81 Cereblon~DDB1 bound to Pomalidomide Deposited 2022-06-07 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain B 1–442（442 aa）
Not recorded ZN ZINC ION × 1 Y70 S-Pomalidomide × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7；20mM HEPES pH 7, 240mM NaCl, 3mM TCEP
cryo-EM vitrification conditions Cryogen ETHANE；Manual plunge in 4 degree C cold room
Resolution 3.90 Å
8DEY Ternary complex structure of Cereblon-DDB1 bound to IKZF2(ZF2,3) and the molecular glue DKY709 Deposited 2022-06-21 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain A 70–442（373 aa）
Not recorded ZN ZINC ION × 3 LWK (3S)-3-[5-(1-benzylpiperidin-4-yl)-1-oxo-1,3-dihydro-2H-isoindol-2-yl]piperidine-2,6-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；277 K；1.6 M potassium/sodium phosphate, pH 6.5
Resolution 3.70 Å R-free 0.348
8DEY Ternary complex structure of Cereblon-DDB1 bound to IKZF2(ZF2,3) and the molecular glue DKY709 Deposited 2022-06-21 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain D 70–442（373 aa）
Not recorded ZN ZINC ION × 3 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；277 K；1.6 M potassium/sodium phosphate, pH 6.5
Resolution 3.70 Å R-free 0.348
8G66 Structure with SJ3149 Deposited 2023-02-14 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 41–442（402 aa）
Not recorded ZN ZINC ION × 1 YOT (3S)-3-{5-[(1,2-benzoxazol-3-yl)amino]-1-oxo-1,3-dihydro-2H-isoindol-2-yl}piperidine-2,6-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293.15 K；70 MM TRIS PH 7.0, 140 MM MGCL2, 7% W/V PEG 8000
Resolution 3.45 Å R-free 0.272
8G66 Structure with SJ3149 Deposited 2023-02-14 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain E 41–442（402 aa）
Not recorded ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293.15 K；70 MM TRIS PH 7.0, 140 MM MGCL2, 7% W/V PEG 8000
Resolution 3.45 Å R-free 0.272
8OIZ Crystal structure of human CRBN-DDB1 in complex with Pomalidomide Deposited 2023-03-23 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain B 40–442（403 aa）
Not recorded EDO 1,2-ETHANEDIOL × 6 ZN ZINC ION × 1 Y70 S-Pomalidomide × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.2；291 K；0.8 microliter of CRBN-DDB1 complex at 25 mg/mL (including 1 mM compound and 2 % DMSO final) plus 0.8 microliter of a crystallisation solution consisting of 0.1 M Hepes pH 8.2, 0.2 M NaCl and 10-16 % PEG Smear Medium, plus 0.2 microliter of seeds (established from the same conditions), against 500 microliter of crystallisation solution.
Resolution 2.50 Å R-free 0.262
8OJH Crystal structure of human CRBN-DDB1 in complex with compound 4 Deposited 2023-03-24 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain B 40–442（403 aa）
Not recorded EDO 1,2-ETHANEDIOL × 9 ZN ZINC ION × 1 VP9 4-azanyl-2-[(3~{S})-2,6-bis(oxidanylidene)piperidin-3-yl]-7-methoxy-isoindole-1,3-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.2；291 K；0.8 microliter of CRBN-DDB1 complex at 25 mg/mL (including 1 mM compound and 2 % DMSO final) plus 0.8 microliter of a crystallisation solution consisting of 0.1 M Hepes pH 8.2, 0.2 M NaCl and 10-16 % PEG Smear Medium, plus 0.2 microliter of seeds (established from the same conditions), against 500 microliter of crystallisation solution.
Resolution 2.72 Å R-free 0.254
8RQ1 Crystal structure of CRBN-midi Deposited 2024-01-17 Different construct Different mutation/modification Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 41–187（147 aa）
Chain A 249–426（178 aa）
Not recorded ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；293 K；0.2 M sodium citrate, 20% (w/v) PEG 3350, and 0.1 M BIS-TRIS propane pH 6.5
Resolution 3.11 Å R-free 0.300
8RQ8 Crystal structure of CRBN-midi in complex with mezigdomide Deposited 2024-01-17 Different construct Different mutation/modification Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 41–187（147 aa）
Chain A 249–426（178 aa）
Not recorded ZN ZINC ION × 1 QFC Mezigdomide × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；277 K；214 uM mezigdomide 0.2 M sodium acetate, 25% (w/v) PEG 3350, and 0.1 M BIS-TRIS pH 6.5
Resolution 2.19 Å R-free 0.285
8RQ9 Crystal structure of PROTAC CFT-1297 in complex with CRBN-midi and BRD4(BD2) Deposited 2024-01-17 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain A 41–187（147 aa）
Chain A 249–426（178 aa）
Not recorded A1H2F (3~{S})-3-[7-[1-[7-[4-[6-(4-chlorophenyl)-1-methyl-spiro[[1,2,4]triazolo[4,3-a][1,4]benzodiazepine-4,1'-cyclopropane]-8-yl]pyrazol-1-yl]heptyl]piperidin-4-yl]-3-oxidanylidene-1~{H}-isoindol-2-yl]piperidine-2,6-dione × 1 ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；293 K；20% (w/v) PEG 3350, 0.2 M sodium citrate and 0.1 M Bis-Tris Propane pH 7.5
Resolution 2.91 Å R-free 0.293
8RQ9 Crystal structure of PROTAC CFT-1297 in complex with CRBN-midi and BRD4(BD2) Deposited 2024-01-17 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain C 41–187（147 aa）
Chain C 249–426（178 aa）
Not recorded A1H2F (3~{S})-3-[7-[1-[7-[4-[6-(4-chlorophenyl)-1-methyl-spiro[[1,2,4]triazolo[4,3-a][1,4]benzodiazepine-4,1'-cyclopropane]-8-yl]pyrazol-1-yl]heptyl]piperidin-4-yl]-3-oxidanylidene-1~{H}-isoindol-2-yl]piperidine-2,6-dione × 1 ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；293 K；20% (w/v) PEG 3350, 0.2 M sodium citrate and 0.1 M Bis-Tris Propane pH 7.5
Resolution 2.91 Å R-free 0.293
8RQA Crystal structure of CRBN-midi in complex with Lenalidomide Deposited 2024-01-17 Different construct Different mutation/modification Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 41–187（147 aa）
Chain A 249–426（178 aa）
Not recorded LVY S-Lenalidomide × 1 ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8；293 K；0.1 M Tris pH 8, 20 % w/v PEG 4000, 1.2 % myo-inositol
Resolution 2.50 Å R-free 0.342
8RQC Crystal structure of CRBN-midi in complex with mezigdomide and IKZF1 ZF2 Deposited 2024-01-17 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric
Chain A 41–187（147 aa）
Chain A 249–426（178 aa）
Chain D 41–187（147 aa）
Chain D 249–426（178 aa）
Not recorded ZN ZINC ION × 4 QFC Mezigdomide × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；0.2 M ammonium sulphate, 25% (w/v) PEG 3350, and 0.1 M HEPES pH 7.5
Resolution 2.15 Å R-free 0.286
8TNP Cryo-EM structure of DDB1dB:CRBN:Pomalidomide:SD40 Deposited 2023-08-02 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Insufficient information Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 1–442（442 aa）
Not recorded ZN ZINC ION × 2 Y70 S-Pomalidomide × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7；20 mM HEPES/NaOH pH 7.0, 150 mM NaCl, and 3 mM TCEP. DMSO concentrations were kept below 2% (v/v)
cryo-EM vitrification conditions Cryogen ETHANE；Leica EM-GP plunge freezer with chamber conditions of 10 C and 90% relative humidity. Grids were first pre-incubated with 4 uL of 10 uM CRBN-agnostic IKZF1_140-196_Q146A,G151N for 1 minute and then blotted from behind for 4 s. Immediately, 4 uL of mixture 1 diluted 10-fold--with the dilution buffer during the 1-minute incubation time--was applied to the grids before blotting for 4 s and plunging into liquid ethane at -181 C.
Resolution 3.30 Å
8TNQ Cryo-EM structure of DDB1dB:CRBN:PT-179:SD40, conformation 1 Deposited 2023-08-02 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Insufficient information Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 1–442（442 aa）
Not recorded ZN ZINC ION × 2 MIQ 2-[(3S)-2,6-dioxopiperidin-3-yl]-5-(morpholin-4-yl)-1H-isoindole-1,3(2H)-dione × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7；20 mM HEPES/NaOH pH 7.0, 150 mM NaCl, and 3 mM TCEP. DMSO concentrations were kept below 2% (v/v)
cryo-EM vitrification conditions Cryogen ETHANE；Leica EM-GP plunge freezer with chamber conditions of 10 C and 90% relative humidity. Grids were first pre-incubated with 4 uL of 10 uM CRBN-agnostic IKZF1_140-196_Q146A,G151N for 1 minute and then blotted from behind for 4 s. Immediately, 4 uL of mixture 1 diluted 10-fold--with the dilution buffer during the 1-minute incubation time--was applied to the grids before blotting for 4 s and plunging into liquid ethane at -181 C.
Resolution 2.41 Å
8TNR Cryo-EM structure of DDB1dB:CRBN:PT-179:SD40, conformation 2 Deposited 2023-08-02 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Insufficient information Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 1–442（442 aa）
Not recorded ZN ZINC ION × 2 MIQ 2-[(3S)-2,6-dioxopiperidin-3-yl]-5-(morpholin-4-yl)-1H-isoindole-1,3(2H)-dione × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7；20 mM HEPES/NaOH pH 7.0, 150 mM NaCl, and 3 mM TCEP. DMSO concentrations were kept below 2% (v/v)
cryo-EM vitrification conditions Cryogen ETHANE；Leica EM-GP plunge freezer with chamber conditions of 10 C and 90% relative humidity. Grids were first pre-incubated with 4 uL of 10 uM CRBN-agnostic IKZF1_140-196_Q146A,G151N for 1 minute and then blotted from behind for 4 s. Immediately, 4 uL of mixture 1 diluted 10-fold--with the dilution buffer during the 1-minute incubation time--was applied to the grids before blotting for 4 s and plunging into liquid ethane at -181 C.
Resolution 2.50 Å
8TZX Ternary complex structure of Cereblon-DDB1 bound to WIZ(ZF7) and the molecular glue dWIZ-1 Deposited 2023-08-28 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain A 70–442（373 aa）
Not recorded ZN ZINC ION × 2 U3I (3S)-3-(5-{(1R)-1-[(2R)-1-ethylpiperidin-2-yl]ethoxy}-1-oxo-1,3-dihydro-2H-isoindol-2-yl)piperidine-2,6-dione × 1 SO4 SULFATE ION × 2 EDO 1,2-ETHANEDIOL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；291 K；0.2 M Sodium Sulfate, 0.1 M Bis-Tris Propane pH 7.5, 20% w/v PEG 3350
Resolution 3.15 Å R-free 0.252
8TZX Ternary complex structure of Cereblon-DDB1 bound to WIZ(ZF7) and the molecular glue dWIZ-1 Deposited 2023-08-28 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain D 70–442（373 aa）
Not recorded ZN ZINC ION × 2 U3I (3S)-3-(5-{(1R)-1-[(2R)-1-ethylpiperidin-2-yl]ethoxy}-1-oxo-1,3-dihydro-2H-isoindol-2-yl)piperidine-2,6-dione × 1 SO4 SULFATE ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；291 K；0.2 M Sodium Sulfate, 0.1 M Bis-Tris Propane pH 7.5, 20% w/v PEG 3350
Resolution 3.15 Å R-free 0.252
8U15 The ternary complex structure of DDB1-CRBN-SALL4(ZF1,2)-short bound to CC-220 Deposited 2023-08-30 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain A 70–442（373 aa）
Not recorded ZN ZINC ION × 3 8W7 (3S)-3-[4-({4-[(morpholin-4-yl)methyl]phenyl}methoxy)-1-oxo-1,3-dihydro-2H-isoindol-2-yl]piperidine-2,6-dione × 1 SO4 SULFATE ION × 6 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；291 K；0.2M Sodium malonate, 20% PEG 3350
Resolution 2.95 Å R-free 0.272
8U15 The ternary complex structure of DDB1-CRBN-SALL4(ZF1,2)-short bound to CC-220 Deposited 2023-08-30 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain D 70–442（373 aa）
Not recorded ZN ZINC ION × 3 8W7 (3S)-3-[4-({4-[(morpholin-4-yl)methyl]phenyl}methoxy)-1-oxo-1,3-dihydro-2H-isoindol-2-yl]piperidine-2,6-dione × 1 SO4 SULFATE ION × 6 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；291 K；0.2M Sodium malonate, 20% PEG 3350
Resolution 2.95 Å R-free 0.272
8U16 The ternary complex structure of DDB1-CRBN-SALL4(ZF1,2)-short bound to Pomalidomide Deposited 2023-08-30 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain A 70–442（373 aa）
Not recorded ZN ZINC ION × 3 Y70 S-Pomalidomide × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；291 K；0.2M Sodium malonate, 20% PEG 3350
Resolution 2.90 Å R-free 0.273
8U16 The ternary complex structure of DDB1-CRBN-SALL4(ZF1,2)-short bound to Pomalidomide Deposited 2023-08-30 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain D 70–442（373 aa）
Not recorded ZN ZINC ION × 3 Y70 S-Pomalidomide × 1 EDO 1,2-ETHANEDIOL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；291 K；0.2M Sodium malonate, 20% PEG 3350
Resolution 2.90 Å R-free 0.273
8U17 The ternary complex structure of DDB1-CRBN-SALL4(ZF1,2)-long bound to Pomalidomide Deposited 2023-08-30 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain A 70–442（373 aa）
Not recorded ZN ZINC ION × 3 Y70 S-Pomalidomide × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；291 K；0.2M Sodium malonate, 20% PEG 3350
Resolution 3.10 Å R-free 0.346
8U17 The ternary complex structure of DDB1-CRBN-SALL4(ZF1,2)-long bound to Pomalidomide Deposited 2023-08-30 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain D 70–442（373 aa）
Not recorded ZN ZINC ION × 3 Y70 S-Pomalidomide × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；291 K；0.2M Sodium malonate, 20% PEG 3350
Resolution 3.10 Å R-free 0.346
8UH6 Degrader-induced complex between PTPN2 and CRBN-DDB1 Deposited 2023-10-06 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 1–442（442 aa）
Not recorded WO8 (5P)-3-(carboxymethoxy)-4-chloro-5-(3-{[(4S)-1-({3-[(4-{1-[(3R)-2,6-dioxopiperidin-3-yl]-3-methyl-2-oxo-2,3-dihydro-1H-benzimidazol-5-yl}piperidine-1-carbonyl)amino]phenyl}methanesulfonyl)-2,2-dimethylpiperidin-4-yl]amino}phenyl)thiophene-2-carboxylic acid × 1 ZN ZINC ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 Å
9CUO Crystal structure of CRBN with compound 3 Deposited 2024-07-26 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein homooligomer Homooligomer；Protein × 3 PDB declaration: trimeric
Chain A 319–427（109 aa）
Chain B 319–427（109 aa）
Chain C 319–427（109 aa）
Not recorded ZN ZINC ION × 3 A1A0J (3S)-3-(3-methyl-2-oxo-2,3-dihydro-1H-1,3-benzimidazol-1-yl)piperidine-2,6-dione × 3 SO4 SULFATE ION × 8 EDO 1,2-ETHANEDIOL × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 4.7；291 K；0.1M Acetate, pH4.7, 0.2M sodium chloride, 1.1M ammonium sulfate
Resolution 1.60 Å R-free 0.205
9CUO Crystal structure of CRBN with compound 3 Deposited 2024-07-26 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 2 Protein homooligomer Homooligomer；Protein × 3 PDB declaration: trimeric
Chain D 319–427（109 aa）
Chain E 319–427（109 aa）
Chain F 319–427（109 aa）
Not recorded ZN ZINC ION × 3 A1A0J (3S)-3-(3-methyl-2-oxo-2,3-dihydro-1H-1,3-benzimidazol-1-yl)piperidine-2,6-dione × 3 SO4 SULFATE ION × 5 EDO 1,2-ETHANEDIOL × 10 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 4.7；291 K；0.1M Acetate, pH4.7, 0.2M sodium chloride, 1.1M ammonium sulfate
Resolution 1.60 Å R-free 0.205
9D0W Cryo-EM structure of CDK2/CyclinE1 in complex with CRBN/DDB1 and Cpd 4 Deposited 2024-08-07 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric
Chain B 40–442（403 aa）
Not recorded ZN ZINC ION × 1 A1A1I (3R)-3-(5-{4-[(2-{4-[(8-cyclopentyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino]-3-methylbenzene-1-sulfonyl}-7-azaspiro[3.5]nonan-7-yl)methyl]piperidin-1-yl}-4-fluoro-3-methyl-2-oxo-2,3-dihydro-1H-1,3-benzimidazol-1-yl)piperidine-2,6-dione × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.95 Å
9D0X Cryo-EM structure of CDK2/CyclinE1 in complex with CRBN/DDB1 and Cpd 4 (local mask) Deposited 2024-08-07 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 40–442（403 aa）
Not recorded ZN ZINC ION × 1 A1A1I (3R)-3-(5-{4-[(2-{4-[(8-cyclopentyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino]-3-methylbenzene-1-sulfonyl}-7-azaspiro[3.5]nonan-7-yl)methyl]piperidin-1-yl}-4-fluoro-3-methyl-2-oxo-2,3-dihydro-1H-1,3-benzimidazol-1-yl)piperidine-2,6-dione × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.84 Å
9DJT Ternary complex structure of Cereblon-DDB1 bound to WIZ(ZF7) and the molecular glue WIZ-5 Deposited 2024-09-06 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain A 70–442（373 aa）
Not recorded ZN ZINC ION × 2 SO4 SULFATE ION × 1 A1A5H (3S)-3-(5-{[(4R)-6-ethyl-6-azaspiro[2.5]octan-4-yl]oxy}-1-oxo-1,3-dihydro-2H-isoindol-2-yl)piperidine-2,6-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；291 K；0.2 M Sodium Sulfate, 0.1 M Bis-Tris Propane pH 7.5, 20% w/v PEG 3350
Resolution 2.95 Å R-free 0.260
9DJT Ternary complex structure of Cereblon-DDB1 bound to WIZ(ZF7) and the molecular glue WIZ-5 Deposited 2024-09-06 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain D 70–442（373 aa）
Not recorded ZN ZINC ION × 2 SO4 SULFATE ION × 1 A1A5H (3S)-3-(5-{[(4R)-6-ethyl-6-azaspiro[2.5]octan-4-yl]oxy}-1-oxo-1,3-dihydro-2H-isoindol-2-yl)piperidine-2,6-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；291 K；0.2 M Sodium Sulfate, 0.1 M Bis-Tris Propane pH 7.5, 20% w/v PEG 3350
Resolution 2.95 Å R-free 0.260
9DJX Ternary complex structure of Cereblon-DDB1 bound to WIZ(ZF7) and the molecular glue WIZ-6 Deposited 2024-09-07 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain A 70–442（373 aa）
Not recorded ZN ZINC ION × 2 SO4 SULFATE ION × 1 A1A5I (3S)-3-(5-{[(3R,6S)-1-ethyl-6-methylpiperidin-3-yl]oxy}-1-oxo-1,3-dihydro-2H-isoindol-2-yl)piperidine-2,6-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；291 K；0.2 M Sodium Sulfate, 0.1M BIS-TRIS Propane pH 7.5, 20% PEG3350 (Qiagen PACT G8)
Resolution 3.35 Å R-free 0.271
9DJX Ternary complex structure of Cereblon-DDB1 bound to WIZ(ZF7) and the molecular glue WIZ-6 Deposited 2024-09-07 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain D 70–442（373 aa）
Not recorded ZN ZINC ION × 2 SO4 SULFATE ION × 2 A1A5I (3S)-3-(5-{[(3R,6S)-1-ethyl-6-methylpiperidin-3-yl]oxy}-1-oxo-1,3-dihydro-2H-isoindol-2-yl)piperidine-2,6-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；291 K；0.2 M Sodium Sulfate, 0.1M BIS-TRIS Propane pH 7.5, 20% PEG3350 (Qiagen PACT G8)
Resolution 3.35 Å R-free 0.271
9DOM PVTX-405: A Potent, Highly Selective, and Orally Efficacious Molecular Glue Degrader of IKZF2 for Cancer Immunotherapy Deposited 2024-09-19 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain A 319–426（108 aa）
Not recorded A1A8N (3S)-3-(1'-benzyl-6-oxo-6,8-dihydro-2H,7H-spiro[furo[2,3-e]isoindole-3,4'-piperidin]-7-yl)piperidine-2,6-dione × 1 ZN ZINC ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；291 K；0.4 M Magnesium chloride 0.1 M TRIS pH 7.5 27% w/v PEG 4000
Resolution 1.69 Å R-free 0.234
9DOM PVTX-405: A Potent, Highly Selective, and Orally Efficacious Molecular Glue Degrader of IKZF2 for Cancer Immunotherapy Deposited 2024-09-19 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain C 319–426（108 aa）
Not recorded A1A8N (3S)-3-(1'-benzyl-6-oxo-6,8-dihydro-2H,7H-spiro[furo[2,3-e]isoindole-3,4'-piperidin]-7-yl)piperidine-2,6-dione × 1 ZN ZINC ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；291 K；0.4 M Magnesium chloride 0.1 M TRIS pH 7.5 27% w/v PEG 4000
Resolution 1.69 Å R-free 0.234
9DOM PVTX-405: A Potent, Highly Selective, and Orally Efficacious Molecular Glue Degrader of IKZF2 for Cancer Immunotherapy Deposited 2024-09-19 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 3 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain E 319–426（108 aa）
Not recorded A1A8N (3S)-3-(1'-benzyl-6-oxo-6,8-dihydro-2H,7H-spiro[furo[2,3-e]isoindole-3,4'-piperidin]-7-yl)piperidine-2,6-dione × 1 ZN ZINC ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；291 K；0.4 M Magnesium chloride 0.1 M TRIS pH 7.5 27% w/v PEG 4000
Resolution 1.69 Å R-free 0.234
9DOM PVTX-405: A Potent, Highly Selective, and Orally Efficacious Molecular Glue Degrader of IKZF2 for Cancer Immunotherapy Deposited 2024-09-19 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 4 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain G 319–426（108 aa）
Not recorded A1A8N (3S)-3-(1'-benzyl-6-oxo-6,8-dihydro-2H,7H-spiro[furo[2,3-e]isoindole-3,4'-piperidin]-7-yl)piperidine-2,6-dione × 1 ZN ZINC ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；291 K；0.4 M Magnesium chloride 0.1 M TRIS pH 7.5 27% w/v PEG 4000
Resolution 1.69 Å R-free 0.234
9DQD cryo-EM structure of human Cereblon/DDB1 in complex with a non-traditional CRBN binder Deposited 2024-09-23 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain A 1–442（442 aa）
Not recorded ZN ZINC ION × 1 A1BEP (3R)-3-{1-methyl-6-[(piperidin-4-yl)amino]-1H-indazol-3-yl}piperidine-2,6-dione × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.00 Å
9DUR Cryo-EM Structure of CRBN:dHTC1:ENL YEATS Deposited 2024-10-04 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain B 1–442（442 aa）
Not recorded ZN ZINC ION × 1 A1IQT 2-[3-[2-[4-[[(5~{S})-1,3-bis(oxidanylidene)-2,7-diazaspiro[4.4]nonan-7-yl]sulfonylamino]piperidin-1-yl]ethylcarbamoyl]phenyl]-~{N}-cyclobutyl-imidazo[1,2-a]pyridine-6-carboxamide × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4；30 mM HEPES/NaOH pH7.4, 150 mM NaCl. DMSO concentrations were kept below 2% (v/v)
cryo-EM vitrification conditions Cryogen ETHANE；Grids were vitrified using a Leica EM GP plunge freezer operated at 90% humidity and 10 C. Grids were first pre-incubated with 4 uL of 10 uM CRBN-agnostic IKZF1_140-196_Q146A,G151N for 1 minute and then blotted from behind for 4 s. Immediately, 4 uL of mixturewas applied to the grids before blotting for 4 s and plunging into liquid ethane at -181 C
Resolution 2.90 Å
9DWV Ternary complex of CRBN-DDB1-PPIL4 RRM domain with FPFT-2216 Deposited 2024-10-10 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 1–442（442 aa）
Not recorded ZN ZINC ION × 1 A1BC8 (3S)-3-[(4M)-4-(4-methoxythiophen-3-yl)-1H-1,2,3-triazol-1-yl]piperidine-2,6-dione × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.50 Å
9DWW Ternary complex of CRBN-DDB1-PDE6D with FPFT-2216 Deposited 2024-10-10 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain C 1–442（442 aa）
Not recorded ZN ZINC ION × 1 A1BC8 (3S)-3-[(4M)-4-(4-methoxythiophen-3-yl)-1H-1,2,3-triazol-1-yl]piperidine-2,6-dione × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 Å
9E2U Crystal structure of DDB1-CRBN-ALV1 complex bound to triple ZnF of Helios (IKZF2 ZF1-3) Deposited 2024-10-23 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain J 1–441（441 aa）
Not recorded RN9 3-[3-[[1-[(3~{S})-2,6-bis(oxidanylidene)piperidin-3-yl]-2,5-bis(oxidanylidene)pyrrol-3-yl]amino]phenyl]-~{N}-(3-chloranyl-4-methyl-phenyl)propanamide × 1 ZN ZINC ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；20.455% PEG 3350, 0.214 M Li3 Cit
Resolution 4.11 Å R-free 0.289
9E2U Crystal structure of DDB1-CRBN-ALV1 complex bound to triple ZnF of Helios (IKZF2 ZF1-3) Deposited 2024-10-23 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 1–441（441 aa）
Not recorded RN9 3-[3-[[1-[(3~{S})-2,6-bis(oxidanylidene)piperidin-3-yl]-2,5-bis(oxidanylidene)pyrrol-3-yl]amino]phenyl]-~{N}-(3-chloranyl-4-methyl-phenyl)propanamide × 1 ZN ZINC ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；20.455% PEG 3350, 0.214 M Li3 Cit
Resolution 4.11 Å R-free 0.289
9E2U Crystal structure of DDB1-CRBN-ALV1 complex bound to triple ZnF of Helios (IKZF2 ZF1-3) Deposited 2024-10-23 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 3 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain D 1–441（441 aa）
Not recorded RN9 3-[3-[[1-[(3~{S})-2,6-bis(oxidanylidene)piperidin-3-yl]-2,5-bis(oxidanylidene)pyrrol-3-yl]amino]phenyl]-~{N}-(3-chloranyl-4-methyl-phenyl)propanamide × 1 ZN ZINC ION × 3 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；20.455% PEG 3350, 0.214 M Li3 Cit
Resolution 4.11 Å R-free 0.289
9E2U Crystal structure of DDB1-CRBN-ALV1 complex bound to triple ZnF of Helios (IKZF2 ZF1-3) Deposited 2024-10-23 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 4 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain F 1–441（441 aa）
Not recorded RN9 3-[3-[[1-[(3~{S})-2,6-bis(oxidanylidene)piperidin-3-yl]-2,5-bis(oxidanylidene)pyrrol-3-yl]amino]phenyl]-~{N}-(3-chloranyl-4-methyl-phenyl)propanamide × 1 ZN ZINC ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；20.455% PEG 3350, 0.214 M Li3 Cit
Resolution 4.11 Å R-free 0.289
9E2U Crystal structure of DDB1-CRBN-ALV1 complex bound to triple ZnF of Helios (IKZF2 ZF1-3) Deposited 2024-10-23 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 5 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain H 1–441（441 aa）
Not recorded RN9 3-[3-[[1-[(3~{S})-2,6-bis(oxidanylidene)piperidin-3-yl]-2,5-bis(oxidanylidene)pyrrol-3-yl]amino]phenyl]-~{N}-(3-chloranyl-4-methyl-phenyl)propanamide × 1 ZN ZINC ION × 3 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；20.455% PEG 3350, 0.214 M Li3 Cit
Resolution 4.11 Å R-free 0.289
9E2U Crystal structure of DDB1-CRBN-ALV1 complex bound to triple ZnF of Helios (IKZF2 ZF1-3) Deposited 2024-10-23 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 6 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain L 1–441（441 aa）
Not recorded RN9 3-[3-[[1-[(3~{S})-2,6-bis(oxidanylidene)piperidin-3-yl]-2,5-bis(oxidanylidene)pyrrol-3-yl]amino]phenyl]-~{N}-(3-chloranyl-4-methyl-phenyl)propanamide × 1 ZN ZINC ION × 3 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；20.455% PEG 3350, 0.214 M Li3 Cit
Resolution 4.11 Å R-free 0.289
9E2U Crystal structure of DDB1-CRBN-ALV1 complex bound to triple ZnF of Helios (IKZF2 ZF1-3) Deposited 2024-10-23 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 7 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain N 1–441（441 aa）
Not recorded RN9 3-[3-[[1-[(3~{S})-2,6-bis(oxidanylidene)piperidin-3-yl]-2,5-bis(oxidanylidene)pyrrol-3-yl]amino]phenyl]-~{N}-(3-chloranyl-4-methyl-phenyl)propanamide × 1 ZN ZINC ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；20.455% PEG 3350, 0.214 M Li3 Cit
Resolution 4.11 Å R-free 0.289
9E2U Crystal structure of DDB1-CRBN-ALV1 complex bound to triple ZnF of Helios (IKZF2 ZF1-3) Deposited 2024-10-23 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 8 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain P 1–441（441 aa）
Not recorded RN9 3-[3-[[1-[(3~{S})-2,6-bis(oxidanylidene)piperidin-3-yl]-2,5-bis(oxidanylidene)pyrrol-3-yl]amino]phenyl]-~{N}-(3-chloranyl-4-methyl-phenyl)propanamide × 1 ZN ZINC ION × 4 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；20.455% PEG 3350, 0.214 M Li3 Cit
Resolution 4.11 Å R-free 0.289
9FJX Crystal structure of human CRBN-DDB1 in complex with Lenalidomide Deposited 2024-05-31 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain B 40–442（403 aa）
Not recorded EDO 1,2-ETHANEDIOL × 5 DMS DIMETHYL SULFOXIDE × 3 ZN ZINC ION × 1 LVY S-Lenalidomide × 1 NA SODIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.2；291 K；0.8 microliter of CRBN-DDB1 complex at 25 mg/mL (including 1 mM compound and 2 % DMSO final) plus 0.8 microliter of a crystallisation solution consisting of 0.1 M Hepes pH 8.2, 0.2 M NaCl and 10-16 % PEG Smear Medium, plus 0.2 microliter of seeds (established from the same conditions), against 500 microliter of crystallisation solution.
Resolution 2.00 Å R-free 0.232
9GAO Crystal structure of CRBNmidi in complex with 2-(4-(2,6-dioxopiperidin-3-yl)phenoxy)-N-methylacetamide Deposited 2024-07-29 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric
Chain A 41–187（147 aa）
Chain A 249–426（178 aa）
Chain C 41–187（147 aa）
Chain C 249–426（178 aa）
Not recorded A1IJM 2-[4-[(3~{R})-2,6-bis(oxidanylidene)piperidin-3-yl]phenoxy]-~{N}-methyl-ethanamide × 2 ZN ZINC ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；100 mM Buffer system I (Molecular Dimensions), 15.45% v/v Precipitant mix 2 (MD), 180 mM Monosaccharides (MD)
Resolution 1.95 Å R-free 0.286
9GY3 Crystal structure of CRBNmidi in complex with (S)-dHTC1 Deposited 2024-10-01 Different construct Different mutation/modification Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 41–187（147 aa）
Chain A 249–426（178 aa）
Not recorded A1IQT 2-[3-[2-[4-[[(5~{S})-1,3-bis(oxidanylidene)-2,7-diazaspiro[4.4]nonan-7-yl]sulfonylamino]piperidin-1-yl]ethylcarbamoyl]phenyl]-~{N}-cyclobutyl-imidazo[1,2-a]pyridine-6-carboxamide × 1 ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；Morpheus H10 (0.1 M Buffer System 3 pH 8.5, 0.12 M Alcohols, 30 % Precipitant Mix 2) (Molecular Dimensions)
Resolution 2.50 Å R-free 0.303
9GY3 Crystal structure of CRBNmidi in complex with (S)-dHTC1 Deposited 2024-10-01 Different construct Different mutation/modification Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain C 41–187（147 aa）
Chain C 249–426（178 aa）
Not recorded A1IQT 2-[3-[2-[4-[[(5~{S})-1,3-bis(oxidanylidene)-2,7-diazaspiro[4.4]nonan-7-yl]sulfonylamino]piperidin-1-yl]ethylcarbamoyl]phenyl]-~{N}-cyclobutyl-imidazo[1,2-a]pyridine-6-carboxamide × 1 ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；Morpheus H10 (0.1 M Buffer System 3 pH 8.5, 0.12 M Alcohols, 30 % Precipitant Mix 2) (Molecular Dimensions)
Resolution 2.50 Å R-free 0.303
9H59 Cryo-EM structure of DDB1-CRBN in complex with NK7-902 and NEK7 Deposited 2024-10-22 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 2–442（441 aa）
Not recorded A1ISP 2-[(3S)-2,6-bis(oxidanylidene)piperidin-3-yl]-5-[(1S,2R,5S)-2-(ethylamino)-8-azabicyclo[3.2.1]octan-8-yl]isoindole-1,3-dione × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
9HNE Cereblon in complex with DDB1, GSPT1 and Compound-1 Deposited 2024-12-10 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain C 40–442（403 aa）
Not recorded ZN ZINC ION × 1 A1IWG 2-[(3~{S})-2,6-bis(oxidanylidene)piperidin-3-yl]-6-fluoranyl-1-oxidanylidene-3~{H}-isoindole-5-carboxylic acid × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；292 K；0.2 M Sodium citrate, 0.1 M Bis-Tris propane pH 7.5, 20% w/v PEG 3350
Resolution 3.90 Å R-free 0.336
9HNE Cereblon in complex with DDB1, GSPT1 and Compound-1 Deposited 2024-12-10 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain F 40–442（403 aa）
Not recorded ZN ZINC ION × 1 A1IWG 2-[(3~{S})-2,6-bis(oxidanylidene)piperidin-3-yl]-6-fluoranyl-1-oxidanylidene-3~{H}-isoindole-5-carboxylic acid × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；292 K；0.2 M Sodium citrate, 0.1 M Bis-Tris propane pH 7.5, 20% w/v PEG 3350
Resolution 3.90 Å R-free 0.336
9HPI Cryo-EM structure of DDB1dB-CRBN-MRT-0031619, conformation 1 Deposited 2024-12-13 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 41–442（402 aa）
Chain C 41–442（402 aa）
Not recorded ZN ZINC ION × 2 A1IW1 (3~{S})-3-[3-oxidanylidene-5-[8-(phenylcarbonyl)-2,8-diazaspiro[4.5]decan-2-yl]-1~{H}-isoindol-2-yl]piperidine-2,6-dione × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4；Sample supplemented with DDM directly before vitrification
cryo-EM vitrification conditions Cryogen ETHANE；LEICA EMGP2
Resolution 2.93 Å
9HPJ Cryo-EM structure of DDB1dB-CRBN-MRT-0031619, conformation 2 Deposited 2024-12-13 Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 41–442（402 aa）
Chain C 41–442（402 aa）
Not recorded ZN ZINC ION × 2 A1IW1 (3~{S})-3-[3-oxidanylidene-5-[8-(phenylcarbonyl)-2,8-diazaspiro[4.5]decan-2-yl]-1~{H}-isoindol-2-yl]piperidine-2,6-dione × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4；Sample supplemented with DDM directly before vitrification
cryo-EM vitrification conditions Cryogen ETHANE；LEICA EMGP2
Resolution 3.10 Å
9NFQ Crystal structure of CRBN-DDB1 and MRT-3486 in complex with NEK7 Deposited 2025-02-21 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 1–442（442 aa）
Not recorded A1BX6 (3S)-N-{[(4R)-3-(2,4-dioxo-1,3-diazinan-1-yl)imidazo[1,2-a]pyridin-7-yl]methyl}-2-(phenylmethanesulfonyl)-1,2,3,4-tetrahydroisoquinoline-3-carboxamide × 1 ZN ZINC ION × 1 ADP ADENOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；0.029 M HEPES salt, 0.071 M MOPS acid, 0.06 M NaNO3, 0.06 M Na2HPO4, 0.06 M (NH4)2SO4, 11 % (w/v) PEG 8,000 and 25 % (v/v) ethylene glycol.
Resolution 3.25 Å R-free 0.261
9NFR Crystal structure of CRBN-DDB1 and MRT-23227 in complex with VAV1 Deposited 2025-02-21 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 1–442（442 aa）
Not recorded ZN ZINC ION × 1 A1BYX (3R)-3-{2-chloro-4'-[(1-methyl-1H-pyrazol-3-yl)methoxy][1,1'-biphenyl]-3-yl}piperidine-2,6-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；2.6 % PEG Smear Low, 6.1 % PEG Smear Medium, 4.3 % PEG Smear High, 5 % glycerol, 0.1 M CaCl2, and 0.1 M MES pH 5.8
Resolution 3.40 Å R-free 0.271
9NGT Crystal structure of CRBN-DDB1 and FPFT-2216 in complex with mTOR Deposited 2025-02-22 Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 1–442（442 aa）
Not recorded ZN ZINC ION × 1 A1BC8 (3S)-3-[(4M)-4-(4-methoxythiophen-3-yl)-1H-1,2,3-triazol-1-yl]piperidine-2,6-dione × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；70 mM MES pH 6.0, 1.8-3.2 % (w/v) PEG 3,000, and 13-24 % (w/v) PEG 200
Resolution 2.95 Å R-free 0.260
9NR3 CRBN-DDB1 in complex with GLUL-cN Deposited 2025-03-13 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 41–442（402 aa）
Not recorded ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；298 K；8% v/v TacsimateTM pH 6.0, 20% w/v Polyethylene glycol 3,350
Resolution 2.93 Å R-free 0.278
9NWS Cryo-EM structure of DDB1dB:CRBN:mezigdomide:SALL4(392-449) Deposited 2025-03-24 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 1–442（442 aa）
Not recorded ZN ZINC ION × 2 QFC Mezigdomide × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4；50 mM HEPES/NaOH pH 7.4, 150 mM NaCl, 3 mM TCEP
cryo-EM vitrification conditions Cryogen ETHANE；UltrAuFoil R 0.6/1 300 mesh grids were glow-discharged for 2 min at 20 mA and 39 Pa, pre-incubated with 4 uL of 10 uM FLAG-IKZF1(140-196;Q146A/G151N) for 1 min, and blotted from behind for 4 s. 4 uL of the sample was then applied to the grid. Grids were vitrified using an EM GP plunge freezer operated at 90% humidity and 10 C with 0 s pre-blot, 4 s blot, and 0 s post-blot.
Resolution 2.70 Å
9NWT Cryo-EM structure of DDB1dB:CRBN:mezigdomide:SALL4(392-449;G416A) Deposited 2025-03-24 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 1–442（442 aa）
Not recorded ZN ZINC ION × 2 QFC Mezigdomide × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4；50 mM HEPES/NaOH pH 7.4, 150 mM NaCl, 3 mM TCEP
cryo-EM vitrification conditions Cryogen ETHANE；UltrAuFoil R 0.6/1 300 mesh grids were glow-discharged for 2 min at 20 mA and 39 Pa, pre-incubated with 4 uL of 10 uM FLAG-IKZF1(140-196;Q146A/G151N) for 1 min, and blotted from behind for 4 s. 4 uL of the sample was then applied to the grid. Grids were vitrified using an EM GP plunge freezer operated at 90% humidity and 10 C with 0 s pre-blot, 4 s blot, and 0 s post-blot.
Resolution 2.70 Å
9NYR Cryo-EM structure of CDK2/CyclinE1 in complex with CRBN/DDB1 and Cpd 24 Deposited 2025-03-28 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric
Chain B 40–442（403 aa）
Not recorded A1B7G N-{(1R,4S)-4-[(4-{3-chloro-4-[(3R)-2,6-dioxo-1,2,3,6-tetrahydropyridin-3-yl]phenyl}piperazin-1-yl)methyl]cyclohexyl}-4-({4-[(3S)-3-hydroxy-3-methylpiperidin-1-yl]-5-(trifluoromethyl)pyrimidin-2-yl}amino)-3-methylbenzene-1-sulfonamide × 1 ZN ZINC ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；50mM HEPES, pH 7.5, 150mM NaCl, 2mM TCEP, 2 mM FFC8, protein = 13.4 mg/ml
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.90 Å
9O91 Structure of IKZF2:CRBN:Compound 5 ternary structure Deposited 2025-04-17 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain A 318–426（109 aa） Fragment：CULT domain
Not recorded A1CAC (3S)-3-[(5M)-1-oxo-5-{4-[(pyrrolidin-1-yl)methyl]-1H-pyrrolo[2,3-b]pyridin-6-yl}-1,3-dihydro-2H-isoindol-2-yl]piperidine-2,6-dione × 1 ZN ZINC ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；291.15 K；0.2 M Magnesium chloride 0.1 M TRIS pH 8.5 33 % w/v PEG 4000
Resolution 1.86 Å R-free 0.218
9O91 Structure of IKZF2:CRBN:Compound 5 ternary structure Deposited 2025-04-17 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain C 318–426（109 aa） Fragment：CULT domain
Not recorded A1CAC (3S)-3-[(5M)-1-oxo-5-{4-[(pyrrolidin-1-yl)methyl]-1H-pyrrolo[2,3-b]pyridin-6-yl}-1,3-dihydro-2H-isoindol-2-yl]piperidine-2,6-dione × 1 ZN ZINC ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；291.15 K；0.2 M Magnesium chloride 0.1 M TRIS pH 8.5 33 % w/v PEG 4000
Resolution 1.86 Å R-free 0.218
9O91 Structure of IKZF2:CRBN:Compound 5 ternary structure Deposited 2025-04-17 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 3 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain E 318–426（109 aa） Fragment：CULT domain
Not recorded A1CAC (3S)-3-[(5M)-1-oxo-5-{4-[(pyrrolidin-1-yl)methyl]-1H-pyrrolo[2,3-b]pyridin-6-yl}-1,3-dihydro-2H-isoindol-2-yl]piperidine-2,6-dione × 1 ZN ZINC ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；291.15 K；0.2 M Magnesium chloride 0.1 M TRIS pH 8.5 33 % w/v PEG 4000
Resolution 1.86 Å R-free 0.218
9O91 Structure of IKZF2:CRBN:Compound 5 ternary structure Deposited 2025-04-17 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 4 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain G 318–426（109 aa） Fragment：CULT domain
Not recorded A1CAC (3S)-3-[(5M)-1-oxo-5-{4-[(pyrrolidin-1-yl)methyl]-1H-pyrrolo[2,3-b]pyridin-6-yl}-1,3-dihydro-2H-isoindol-2-yl]piperidine-2,6-dione × 1 ZN ZINC ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；291.15 K；0.2 M Magnesium chloride 0.1 M TRIS pH 8.5 33 % w/v PEG 4000
Resolution 1.86 Å R-free 0.218
9ODR Structure of CRBN TBD bound to compound C1 Deposited 2025-04-27 Different construct Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 319–426（108 aa） Fragment：TBD domain
Not recorded A1CAV (3S)-3-(6-oxo-6,8-dihydro-2H,7H-spiro[furo[2,3-e]isoindole-3,4'-piperidin]-7-yl)piperidine-2,6-dione × 1 ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions EVAPORATION；277 K；0.2M tri-Sodium citrate 18 % w/v PEG 3,350
Resolution 2.42 Å R-free 0.228
9ODR Structure of CRBN TBD bound to compound C1 Deposited 2025-04-27 Different construct Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain B 319–426（108 aa） Fragment：TBD domain
Not recorded A1CAV (3S)-3-(6-oxo-6,8-dihydro-2H,7H-spiro[furo[2,3-e]isoindole-3,4'-piperidin]-7-yl)piperidine-2,6-dione × 1 ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions EVAPORATION；277 K；0.2M tri-Sodium citrate 18 % w/v PEG 3,350
Resolution 2.42 Å R-free 0.228
9ODR Structure of CRBN TBD bound to compound C1 Deposited 2025-04-27 Different construct Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 3 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain C 319–426（108 aa） Fragment：TBD domain
Not recorded A1CAV (3S)-3-(6-oxo-6,8-dihydro-2H,7H-spiro[furo[2,3-e]isoindole-3,4'-piperidin]-7-yl)piperidine-2,6-dione × 1 ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions EVAPORATION；277 K；0.2M tri-Sodium citrate 18 % w/v PEG 3,350
Resolution 2.42 Å R-free 0.228
9ODR Structure of CRBN TBD bound to compound C1 Deposited 2025-04-27 Different construct Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 4 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain D 319–426（108 aa） Fragment：TBD domain
Not recorded A1CAV (3S)-3-(6-oxo-6,8-dihydro-2H,7H-spiro[furo[2,3-e]isoindole-3,4'-piperidin]-7-yl)piperidine-2,6-dione × 1 ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions EVAPORATION；277 K；0.2M tri-Sodium citrate 18 % w/v PEG 3,350
Resolution 2.42 Å R-free 0.228
9ODS Structure of CRBN TBD bound to compound C3 Deposited 2025-04-27 Different construct Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain A 319–426（108 aa） Fragment：TBD domain
Not recorded A1CAW (1P)-1-[(4S)-8H-spiro[furo[2,3-c]imidazo[1,2-a]pyridine-7,4'-piperidin]-3-yl]pyrimidine-2,4(1H,3H)-dione × 1 ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions EVAPORATION；291 K；0.2M tri-Sodium citrate 18 % w/v PEG 3,350
Resolution 2.61 Å R-free 0.248
9ODS Structure of CRBN TBD bound to compound C3 Deposited 2025-04-27 Different construct Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain B 319–426（108 aa） Fragment：TBD domain
Not recorded A1CAW (1P)-1-[(4S)-8H-spiro[furo[2,3-c]imidazo[1,2-a]pyridine-7,4'-piperidin]-3-yl]pyrimidine-2,4(1H,3H)-dione × 1 ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions EVAPORATION；291 K；0.2M tri-Sodium citrate 18 % w/v PEG 3,350
Resolution 2.61 Å R-free 0.248
9ODS Structure of CRBN TBD bound to compound C3 Deposited 2025-04-27 Different construct Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 3 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain C 319–426（108 aa） Fragment：TBD domain
Not recorded A1CAW (1P)-1-[(4S)-8H-spiro[furo[2,3-c]imidazo[1,2-a]pyridine-7,4'-piperidin]-3-yl]pyrimidine-2,4(1H,3H)-dione × 1 ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions EVAPORATION；291 K；0.2M tri-Sodium citrate 18 % w/v PEG 3,350
Resolution 2.61 Å R-free 0.248
9ODS Structure of CRBN TBD bound to compound C3 Deposited 2025-04-27 Different construct Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 4 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric
Chain D 319–426（108 aa） Fragment：TBD domain
Not recorded A1CAW (1P)-1-[(4S)-8H-spiro[furo[2,3-c]imidazo[1,2-a]pyridine-7,4'-piperidin]-3-yl]pyrimidine-2,4(1H,3H)-dione × 1 ZN ZINC ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions EVAPORATION；291 K；0.2M tri-Sodium citrate 18 % w/v PEG 3,350
Resolution 2.61 Å R-free 0.248
9OHQ Structure of CRBN:IKZF2:Compound 15 Deposited 2025-05-05 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain A 319–426（108 aa）
Not recorded A1CBH (3S)-3-[(5M)-5-{1-methyl-4-[(pyrrolidin-1-yl)methyl]-1H-pyrrolo[2,3-b]pyridin-6-yl}-1-oxo-1,3-dihydro-2H-isoindol-2-yl]piperidine-2,6-dione × 1 ZN ZINC ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；291 K；0.2M Magnesium Chloride, 0.5M Sodium Chloride, 0.1M Tris-HCl pH 8.5, 32.5% w/v PEG 3350
Resolution 1.60 Å R-free 0.201
9OHQ Structure of CRBN:IKZF2:Compound 15 Deposited 2025-05-05 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain C 319–426（108 aa）
Not recorded A1CBH (3S)-3-[(5M)-5-{1-methyl-4-[(pyrrolidin-1-yl)methyl]-1H-pyrrolo[2,3-b]pyridin-6-yl}-1-oxo-1,3-dihydro-2H-isoindol-2-yl]piperidine-2,6-dione × 1 ZN ZINC ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；291 K；0.2M Magnesium Chloride, 0.5M Sodium Chloride, 0.1M Tris-HCl pH 8.5, 32.5% w/v PEG 3350
Resolution 1.60 Å R-free 0.201
9OHQ Structure of CRBN:IKZF2:Compound 15 Deposited 2025-05-05 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 3 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain E 319–426（108 aa）
Not recorded A1CBH (3S)-3-[(5M)-5-{1-methyl-4-[(pyrrolidin-1-yl)methyl]-1H-pyrrolo[2,3-b]pyridin-6-yl}-1-oxo-1,3-dihydro-2H-isoindol-2-yl]piperidine-2,6-dione × 1 ZN ZINC ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；291 K；0.2M Magnesium Chloride, 0.5M Sodium Chloride, 0.1M Tris-HCl pH 8.5, 32.5% w/v PEG 3350
Resolution 1.60 Å R-free 0.201
9OHQ Structure of CRBN:IKZF2:Compound 15 Deposited 2025-05-05 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 4 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain G 319–426（108 aa）
Not recorded A1CBH (3S)-3-[(5M)-5-{1-methyl-4-[(pyrrolidin-1-yl)methyl]-1H-pyrrolo[2,3-b]pyridin-6-yl}-1-oxo-1,3-dihydro-2H-isoindol-2-yl]piperidine-2,6-dione × 1 ZN ZINC ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；291 K；0.2M Magnesium Chloride, 0.5M Sodium Chloride, 0.1M Tris-HCl pH 8.5, 32.5% w/v PEG 3350
Resolution 1.60 Å R-free 0.201
9OHR Structure of CRBN:IKZF2:Compound 35 Deposited 2025-05-05 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain A 319–426（108 aa）
Not recorded A1CBG (3S)-3-[(5M)-5-{1-(oxetan-3-yl)-4-[(pyrrolidin-1-yl)methyl]-1H-pyrrolo[2,3-b]pyridin-6-yl}-1-oxo-1,3-dihydro-2H-isoindol-2-yl]piperidine-2,6-dione × 1 ZN ZINC ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；291 K；0.2 M Magnesium Chloride, 0.5 M Sodium Chloride, 0.1 M Tris-HCl pH 8.1, 32.5% w/v PEG 3350
Resolution 2.34 Å R-free 0.290
9OHR Structure of CRBN:IKZF2:Compound 35 Deposited 2025-05-05 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain C 319–426（108 aa）
Not recorded A1CBG (3S)-3-[(5M)-5-{1-(oxetan-3-yl)-4-[(pyrrolidin-1-yl)methyl]-1H-pyrrolo[2,3-b]pyridin-6-yl}-1-oxo-1,3-dihydro-2H-isoindol-2-yl]piperidine-2,6-dione × 1 ZN ZINC ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；291 K；0.2 M Magnesium Chloride, 0.5 M Sodium Chloride, 0.1 M Tris-HCl pH 8.1, 32.5% w/v PEG 3350
Resolution 2.34 Å R-free 0.290
9OHR Structure of CRBN:IKZF2:Compound 35 Deposited 2025-05-05 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 3 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain E 319–426（108 aa）
Not recorded A1CBG (3S)-3-[(5M)-5-{1-(oxetan-3-yl)-4-[(pyrrolidin-1-yl)methyl]-1H-pyrrolo[2,3-b]pyridin-6-yl}-1-oxo-1,3-dihydro-2H-isoindol-2-yl]piperidine-2,6-dione × 1 ZN ZINC ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；291 K；0.2 M Magnesium Chloride, 0.5 M Sodium Chloride, 0.1 M Tris-HCl pH 8.1, 32.5% w/v PEG 3350
Resolution 2.34 Å R-free 0.290
9OHR Structure of CRBN:IKZF2:Compound 35 Deposited 2025-05-05 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 4 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain G 319–426（108 aa）
Not recorded A1CBG (3S)-3-[(5M)-5-{1-(oxetan-3-yl)-4-[(pyrrolidin-1-yl)methyl]-1H-pyrrolo[2,3-b]pyridin-6-yl}-1-oxo-1,3-dihydro-2H-isoindol-2-yl]piperidine-2,6-dione × 1 ZN ZINC ION × 3 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；291 K；0.2 M Magnesium Chloride, 0.5 M Sodium Chloride, 0.1 M Tris-HCl pH 8.1, 32.5% w/v PEG 3350
Resolution 2.34 Å R-free 0.290
9OS2 Cryo-EM structure of the DDB1/CRBN-MRT-5702-G3BP2 ternary complex Deposited 2025-05-23 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric
Chain B 47–424（378 aa）
Not recorded ZN ZINC ION × 1 A1CED (1S,3S)-2-[(2-chlorophenyl)methanesulfonyl]-N-{[(4R)-3-(2,4-dioxo-1,3-diazinan-1-yl)imidazo[1,2-a]pyridin-7-yl]methyl}-1-methyl-1,2,3,4-tetrahydroisoquinoline-3-carboxamide × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.50 Å
9OTY DDB1-CRBN with CK1 alpha, SB-405483, and DEG-47: composite map and model submission Deposited 2025-05-27 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 46–427（382 aa）
Not recorded ZN ZINC ION × 1 A1CEH N-{2-[(3R)-2,6-dioxopiperidin-3-yl]-1-oxo-2,3-dihydro-1H-isoindol-5-yl}benzamide × 1 A1CEG N-[3-(benzyloxy)pyridin-2-yl]-N'-(4-cyano-2-hydroxyphenyl)urea × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7；10mM HEPES, 240mM NaCl, 3mM TCEP
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.00 Å
9OUK DDB1-CRBN with Ikaros(ZF2) and DEG-47: composite map and model submission Deposited 2025-05-28 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 1–442（442 aa）
Not recorded ZN ZINC ION × 2 A1CEK N-{2-[(3S)-2,6-dioxopiperidin-3-yl]-1-oxo-2,3-dihydro-1H-isoindol-5-yl}benzamide × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7；10mM HEPES, 240mM NaCl, 3mM TCEP
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.69 Å
9OUL DDB1-CRBN with Ikaros(ZF2), SB-405483, and DEG-47: composite map and model submission Deposited 2025-05-28 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain C 1–427（427 aa）
Not recorded ZN ZINC ION × 1 A1CEG N-[3-(benzyloxy)pyridin-2-yl]-N'-(4-cyano-2-hydroxyphenyl)urea × 1 A1CEK N-{2-[(3S)-2,6-dioxopiperidin-3-yl]-1-oxo-2,3-dihydro-1H-isoindol-5-yl}benzamide × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7；10mM HEPES, 240mM NaCl, 3mM TCEP
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.97 Å
9Q03 Cryo-EM structure of ternary complex BCL6-CRBN-DDB1 with BCL6-760 (LDD, local refined) Deposited 2025-08-12 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain C 1–442（442 aa）
Not recorded ZN ZINC ION × 1 A1CM7 (3R)-3-(6-{4-[(5-chloro-4-{[3-(3-hydroxy-3-methylbutyl)-1-methyl-2-oxo-2,3-dihydro-1H-1,3-benzimidazol-5-yl]amino}pyrimidin-2-yl)(methyl)amino]piperidin-1-yl}-1-methyl-1H-indazol-3-yl)piperidine-2,6-dione × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.15 Å
9Q22 Crystal structure of ternary complex Helios-ZF2:I-19:CRBN:DDB1 Deposited 2025-08-14 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 41–442（402 aa）
Not recorded A1CNP (3S)-3-[5-(1-benzyl-4-hydroxypiperidin-4-yl)-1-oxo-1,3-dihydro-2H-isoindol-2-yl]piperidine-2,6-dione × 1 ZN ZINC ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；293 K；0.148 M lithium citrate, 0.1 M Tris, pH 7.5, 19.4% PEG3350
Resolution 3.41 Å R-free 0.252
9Q2D Cryo-EM structure of ternary complex Ikaros-ZF2:CC-885:CRBN:DDB1 (molecular glue degrader) Deposited 2025-08-15 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 1–442（442 aa）
Not recorded ZN ZINC ION × 2 85C 1-(3-chloro-4-methylphenyl)-3-({2-[(3S)-2,6-dioxopiperidin-3-yl]-1-oxo-2,3-dihydro-1H-isoindol-5-yl}methyl)urea × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7
cryo-EM vitrification conditions Cryogen ETHANE；blot time 4 sec blot force 4
Resolution 2.94 Å
9SAF Ternary PROTAC-mediated complex of BRD4-BD1/CRBN/DDB1 and JQ1-AcQ bifunctional degrader Deposited 2025-08-07 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 2–442（441 aa）
Not recorded ZN ZINC ION × 1 A1JM8 ~{N}-[(2~{S})-1-[[(3~{S})-2,6-bis(oxidanylidene)piperidin-3-yl]amino]-1-oxidanylidene-propan-2-yl]-9-[2-[(9~{S})-7-(4-chlorophenyl)-4,5,13-trimethyl-3-thia-1,8,11,12-tetrazatricyclo[8.3.0.0^{2,6}]trideca-2(6),4,10,12-tetraen-9-yl]ethanoylamino]nonanamide × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.55 Å
9SAI Ternary PROTAC-mediated complex consisting of Cereblon, DDB1 and BRD4-BD1, non-covalently linked by JQ1-AcN Deposited 2025-08-07 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 2–442（441 aa）
Not recorded ZN ZINC ION × 1 A1JM3 N-[(2S)-1-[[(3S)-2,5-bis(oxidanylidene)pyrrolidin-3-yl]amino]-1-oxidanylidene-propan-2-yl]-9-[2-[(9S)-7-(4-chlorophenyl)-4,5,13-trimethyl-3-thia-1,8,11,12-tetrazatricyclo[8.3.0.0^{2,6}]trideca-2(6),4,7,10,12-pentaen-9-yl]ethanoylamino]nonanamide × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；20 mM HEPES, 100 mM NaCl, 0.25 mM TCEP, pH: 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.66 Å
9SFM Crystal structure of Cereblon-DDB1 in complex with SB-405483 and Lenalidomide Deposited 2025-08-19 Different construct Different oligomeric state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain B 46–427（382 aa）
Not recorded EDO 1,2-ETHANEDIOL × 6 ZN ZINC ION × 1 LVY S-Lenalidomide × 1 A1CEG N-[3-(benzyloxy)pyridin-2-yl]-N'-(4-cyano-2-hydroxyphenyl)urea × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION；291 K；20% w/v PEG 4000 0.1 M TRIS pH 8.2, 0.2 M
Resolution 2.39 Å R-free 0.244
9UUM Cryo-EM structure of mezigdomide-organized CRL4-DDB1-CRBN-IKZF3(ZF2-ZF3)-UbcH5a-Ub ubiquitylation assembly Deposited 2025-05-07 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain C 41–442（402 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY mmCIF provides none of the parsed conditions Resolution 3.41 Å
9V0A Cryo-EM structure of pomalidomide-organized CRL4-DDB1-CRBN-IKZF3(ZF2-ZF3)-UbcH5a-Ub ubiquitylation assembly Deposited 2025-05-17 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain C 41–442（402 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY mmCIF provides none of the parsed conditions Resolution 3.69 Å
9V0B Cryo-EM structure of avadomide-organized CRL4-DDB1-CRBN-IKZF3(ZF2-ZF3)-UbcH5a-Ub ubiquitylation assembly Deposited 2025-05-17 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain C 41–442（402 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY mmCIF provides none of the parsed conditions Resolution 3.54 Å
9V0F Cryo-EM structure of cemsidomide-organized CRL4-DDB1-CRBN-IKZF3(ZF2-ZF3)-UbcH5a-Ub ubiquitylation assembly Deposited 2025-05-17 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric
Chain C 41–442（402 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY mmCIF provides none of the parsed conditions Resolution 3.71 Å
9W2F Cryo-EM structure of DDB1-CRBN in complex with dHuR-2 and HuR Deposited 2025-07-27 Different construct Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain B 45–425（381 aa）
Not recorded ZN ZINC ION × 1 A1EUN (3S)-3-[6-[1-[(4-methoxyphenyl)methyl]pyrazol-4-yl]-1-benzofuran-3-yl]piperidine-2,6-dione × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
9Y7D Cereblon with Golcadomide and Ikaros ZF1-2-3 Deposited 2025-09-09 Different construct Different oligomeric state Different ligand/ion Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric
Chain B 40–442（403 aa）
Not recorded ZN ZINC ION × 2 A1AF4 Golcadomide × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7
cryo-EM vitrification conditions Cryogen NITROGEN
Resolution 3.26 Å
9YA9 Cryo-EM structure of ternary complex BCL6-CRBN-DDB1 with BMS-986458 (local refined), a potent and selective BCL6 ligand directed degrader (LDD) Deposited 2025-09-15 Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric
Chain C 1–442（442 aa）
Not recorded A1CTU (3R)-3-(6-{[(3R,4R)-1-{5-chloro-4-[(1-methyl-2-oxo-2,3-dihydro-1H-indol-5-yl)amino]pyrimidin-2-yl}-3-methylpiperidin-4-yl]amino}-1-methyl-1H-indazol-3-yl)piperidine-2,6-dione × 1 ZN ZINC ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.09 Å

93 other PDB entries and 141 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name CRBN_HUMAN
Isoform —
PDB entities 2
Chains and sequence ranges Author chain B； PDBConstruct 1–442； UniProt 1–442

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

SAXS scattering curve SAXS Profile

SAXS profile for 9q33

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 9q33
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2. Structure Basics 2. Structure Basics

Entry ID entry_id9q33
Deposition date deposition_date2025-08-15
Structure title titleCereblon Ternary Complex with Blimp1 and compound 5
Keywords keywordsLiganded Cereblon Ligase Substrate, LIGASE; LIGASE
Experimental Method methodELECTRON MICROSCOPY
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3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier27.82 Å
Radius of gyration Rg (electron density) rg_electron27.44 Å
Forward intensity I(0) i0121096000.00
Molecular weight molecular_weight58244.0 kDa
Excluded volume excluded_volume56339 ų
Envelope volume envelope_volume99934 ų
Hydration-shell volume shell_volume31455 ų
Envelope diameter envelope_diameter111.8 Å
Shell Rg shell_rg33.41 Å
Envelope Rg envelope_rg28.08 Å
Shape Rg shape_rg27.43 Å
Total Rg total_rg27.91 Å
Total atoms total_atoms4397
Residues n_residues536
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 Å−1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3
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4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax103.7 Å
Rg (real space) rg_real28.03 Å
Rg uncertainty (real space) rg_real_error0.97 Å
I(0) (real space) i0_real1.2110e+08
I(0) uncertainty (real space) i0_real_error1.8160e+06
Rg (reciprocal space) rg_reciprocal27.96 Å
I(0) (reciprocal space) i0_reciprocal121100000.0000
Solution quality estimate total_estimate0.8064
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary30.9 Å
Skewness Skewness skewness0.635
Kurtosis Kurtosis kurtosis0.303
Angular range angular_range— – 0.2850 Å−1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha21190000.0000
Real-space data points n_real_points58
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.577; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.845; Smooth: 0.905
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5. Crystallography and Experiment 5. Crystallography & Experiment

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6. Entities and Polymers Entities & Polymers (4)

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8. Citations (1)

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9. Files and Curves (10)