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Protein Structures and Oligomeric States

Enter a protein name, UniProt accession or PDB ID. Name searches ask you to confirm the protein identity before related structures are queried.

Current Protein Identity：O14867 New Search
12PDB entries
15Biological assembly
30chain/assembly records
Main Difference Dimensions in This Set
Different construct Different mutation/modification Different assembly state Different ligand/ion Different experimental method Different experimental conditions Different structure-quality metrics

Difference tags compare only the current result set; every original PDB and assembly record remains separate.

Related-Structure Differences

Each row represents one biological assembly in one PDB entry; multiple monomers of the same protein are listed separately.

PDB Entry Assembly / Oligomeric State Construct Mutations and Modifications Ligands, Ions and Non-polymers Experimental Method Experimental Conditions Structure Quality
29HH Cryo-EM structure of the CUL1-RBX1-SKP1-FBXO22 SCF ubiquition ligase in complex with NSD2, UNC10088 and Bach1 Deposited 2026-03-11 Assembly 1 Protein heterocomplex Heteromer；Protein × 7 PDB declaration: heptameric（7） Consistent with protein count
Chain G 1–736（736 aa）
Chain H 1–736（736 aa）
Not recorded A1J20 ~{N}-cyclopropyl-~{N}-[[4-[[2-(6-oxidanylhexanoyl)-1~{H}-isoquinolin-6-yl]carbamoyl]phenyl]methyl]-3-oxidanylidene-4~{H}-1,4-benzoxazine-7-carboxamide × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.20 Å
2IHC Crystal structure of the bric-a-brac (BTB) domain of human BACH1 Deposited 2006-09-26 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 7–128（122 aa）
Chain B 7–128（122 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.5；293 K；20 % PEG3350, 200 mM MgCl2, 0.1M Tris buffer, pH 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Resolution 2.44 Å R-free 0.278
2IHC Crystal structure of the bric-a-brac (BTB) domain of human BACH1 Deposited 2006-09-26 Assembly 2 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 7–128（122 aa）
Chain D 7–128（122 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.5；293 K；20 % PEG3350, 200 mM MgCl2, 0.1M Tris buffer, pH 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Resolution 2.44 Å R-free 0.278
2IHC Crystal structure of the bric-a-brac (BTB) domain of human BACH1 Deposited 2006-09-26 Assembly 3 Protein homooligomer Homooligomer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 7–128（122 aa）
Chain B 7–128（122 aa）
Chain C 7–128（122 aa）
Chain D 7–128（122 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.5；293 K；20 % PEG3350, 200 mM MgCl2, 0.1M Tris buffer, pH 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Resolution 2.44 Å R-free 0.278
8S7D Cryo-EM structure of SKP1-FBXO22 in complex with a BACH1 BTB dimer at 3.2A resolution Deposited 2024-02-29 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain A 7–128（122 aa）
Chain B 7–128（122 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
8UA3 Cryo-EM Structure of FBOX22-BACH1BTB Deposited 2023-09-20 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain D 7–128（122 aa） Fragment：BTB domain (UNP residues 7-128)
Chain E 7–128（122 aa） Fragment：BTB domain (UNP residues 7-128)
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.80 Å
8UA6 Cryo-EM Structure of SCF-FBOX22-BACH1BTB Deposited 2023-09-20 Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain D 7–128（122 aa） Fragment：BTB domain (UNP residues 7-128)
Chain E 7–128（122 aa） Fragment：BTB domain (UNP residues 7-128)
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.90 Å
8UAH Structure of BACH1 BTB domain-bound FBXL17 ubiquitin ligase Deposited 2023-09-21 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 7–132（126 aa） Fragment：BTB domain (UNP residues 7-132)
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 Å
8UBT Structure of SCF-FBXL17-BACH1BTB E3 ligase complex Deposited 2023-09-24 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain D 7–128（122 aa） Fragment：BTB domain (UNP residues 7-128)
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.10 Å
8UBU Cryo-EM structure of dimeric SCF-FBXL17-BACH1BTB E3 ligase complex close conformation Deposited 2023-09-25 Assembly 1 Protein heterocomplex Heteromer；Protein × 10 PDB declaration: decameric（10） Consistent with protein count
Chain E 7–128（122 aa） Fragment：BTB domain (UNP residues 7-128)
Chain L 7–128（122 aa） Fragment：BTB domain (UNP residues 7-128)
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.60 Å
8UBV Cryo-EM structure of dimeric FBXL17-BACH1BTB E3 ubiquitin ligase complex Deposited 2023-09-25 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain C 7–128（122 aa） Fragment：BTB domain (UNP residues 7-128)
Chain I 7–128（122 aa） Fragment：BTB domain (UNP residues 7-128)
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.10 Å
9GP5 Homodimer of BACH1 F9A mutant BTB domain Deposited 2024-09-06 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 7–128（122 aa）
Chain D 7–128（122 aa）
Mutation：F9A Mutation：F9A No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；294 K；0.02 M HEPES, 0.15 M NaCl, 5% (w/v) glycerol, 0.001 M TCEP
Resolution 1.90 Å R-free 0.226
9GR9 Homodimer of BACH1 BTB domain Deposited 2024-09-11 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 7–128（122 aa）
Chain B 7–128（122 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.5；294 K；0.1 M Tris-HCL, 0.2 M Li2SO4, 30 % (w/v) PEG4000
Resolution 2.25 Å R-free 0.246
9GR9 Homodimer of BACH1 BTB domain Deposited 2024-09-11 Assembly 2 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 7–128（122 aa）
Chain D 7–128（122 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.5；294 K；0.1 M Tris-HCL, 0.2 M Li2SO4, 30 % (w/v) PEG4000
Resolution 2.25 Å R-free 0.246
9GRA Homodimer of BACH1 BTB domain in complex with 2-Methyl-2,4-pentanediol Deposited 2024-09-11 Assembly 1 Protein homooligomer Homooligomer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain A 7–128（122 aa）
Chain B 7–128（122 aa）
Not recorded MRD (4R)-2-METHYLPENTANE-2,4-DIOL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.5；294 K；0.16 M Ammonium sulfate, 0.08 M Tris-HCl, 14.4 % (w/v) PEG3350, 6 % (v/v) MPD
Resolution 1.47 Å R-free 0.234

This page presents structural evidence recorded in PDB/mmCIF.“No recorded non-water small molecule” does not prove that the experimental sample was ligand-free; experimental conditions belong to the PDB experiment, while ligands and copy counts are shown for each biological assembly.