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8bdt

Ternary complex between VCB, BRD4-BD2 and PROTAC 51

Method: X-RAY DIFFRACTION
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1. Protein Identity and Related Structures Protein Identity & Related Structures

Bromodomain-containing protein 4

Homo sapiens

UniProt O60885

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 4 Elongin-B × 1 （Q15370） Elongin-C × 1 （Q15369） von Hippel-Lindau disease tumor suppressor × 1 （P40337） ;(2~{S},4~{R})-~{N}-[(1~{S})-3-[2-[2-[2-[2-[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),4,7,10,12-pentaen-9-yl]ethanoylamino]ethoxy]ethoxy]ethoxy]ethylamino]-1-[4-(4-methyl-1,3-thiazol-5-yl)phenyl]-3-oxidanylidene-propyl]-1-[(2~{R})-3-methyl-2-(3-methyl-1,2-oxazol-5-yl)butanoyl]-4-oxidanyl-pyrrolidine-2-carboxamide ; × 1 water × 4 Consistent with protein count
2 Protein heterocomplex Heteromer Protein 4 Elongin-B × 1 （Q15370） Elongin-C × 1 （Q15369） von Hippel-Lindau disease tumor suppressor × 1 （P40337） ;(2~{S},4~{R})-~{N}-[(1~{S})-3-[2-[2-[2-[2-[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),4,7,10,12-pentaen-9-yl]ethanoylamino]ethoxy]ethoxy]ethoxy]ethylamino]-1-[4-(4-methyl-1,3-thiazol-5-yl)phenyl]-3-oxidanylidene-propyl]-1-[(2~{R})-3-methyl-2-(3-methyl-1,2-oxazol-5-yl)butanoyl]-4-oxidanyl-pyrrolidine-2-carboxamide ; × 1 MALONATE ION × 1 water × 4 Consistent with protein count

Other States of the Same Protein in the Database

Monomer
2i8n 2oss 2ouo 2yel 2yem 2yem 3mxf 3p5o 3svf 3svg 3u5j 3u5k

655 assemblies; showing the first 12

Homodimer
5khm 6djc 7dhs 7l9m 7la9 7la9 7la9 7mr5 7mr6 7mr7

10 assemblies

Homotetramer

None

Other homooligomers
8wxy 8wy3 8wy7

3 assemblies

Heteromeric or nucleic-acid complex
2lsp 2mjv 2n3k 2ncz 2nd0 2nd1 2nnu 2nnu 3uvw 3uvx 3uvy 3uw9

111 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name BRD4_HUMAN
Isoform —
PDB entities 1
Chains and sequence ranges Author chain A； PDBConstruct 2–129； UniProt 333–460 Author chain E； PDBConstruct 2–129； UniProt 333–460

Elongin-B

Homo sapiens

UniProt Q15370

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 4 Bromodomain-containing protein 4 × 1 （O60885） Elongin-C × 1 （Q15369） von Hippel-Lindau disease tumor suppressor × 1 （P40337） ;(2~{S},4~{R})-~{N}-[(1~{S})-3-[2-[2-[2-[2-[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),4,7,10,12-pentaen-9-yl]ethanoylamino]ethoxy]ethoxy]ethoxy]ethylamino]-1-[4-(4-methyl-1,3-thiazol-5-yl)phenyl]-3-oxidanylidene-propyl]-1-[(2~{R})-3-methyl-2-(3-methyl-1,2-oxazol-5-yl)butanoyl]-4-oxidanyl-pyrrolidine-2-carboxamide ; × 1 water × 4 Consistent with protein count
2 Protein heterocomplex Heteromer Protein 4 Bromodomain-containing protein 4 × 1 （O60885） Elongin-C × 1 （Q15369） von Hippel-Lindau disease tumor suppressor × 1 （P40337） ;(2~{S},4~{R})-~{N}-[(1~{S})-3-[2-[2-[2-[2-[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),4,7,10,12-pentaen-9-yl]ethanoylamino]ethoxy]ethoxy]ethoxy]ethylamino]-1-[4-(4-methyl-1,3-thiazol-5-yl)phenyl]-3-oxidanylidene-propyl]-1-[(2~{R})-3-methyl-2-(3-methyl-1,2-oxazol-5-yl)butanoyl]-4-oxidanyl-pyrrolidine-2-carboxamide ; × 1 MALONATE ION × 1 water × 4 Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
1lm8 1lqb 1lqb 1vcb 1vcb 1vcb 1vcb 2c9w 2izv 2jz3 2ma9 3dcg

479 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name ELOB_HUMAN
Isoform —
PDB entities 2
Chains and sequence ranges Author chain B； PDBConstruct 1–104； UniProt 1–104 Author chain F； PDBConstruct 1–104； UniProt 1–104

Elongin-C

Homo sapiens

UniProt Q15369

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 4 Bromodomain-containing protein 4 × 1 （O60885） Elongin-B × 1 （Q15370） von Hippel-Lindau disease tumor suppressor × 1 （P40337） ;(2~{S},4~{R})-~{N}-[(1~{S})-3-[2-[2-[2-[2-[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),4,7,10,12-pentaen-9-yl]ethanoylamino]ethoxy]ethoxy]ethoxy]ethylamino]-1-[4-(4-methyl-1,3-thiazol-5-yl)phenyl]-3-oxidanylidene-propyl]-1-[(2~{R})-3-methyl-2-(3-methyl-1,2-oxazol-5-yl)butanoyl]-4-oxidanyl-pyrrolidine-2-carboxamide ; × 1 water × 4 Consistent with protein count
2 Protein heterocomplex Heteromer Protein 4 Bromodomain-containing protein 4 × 1 （O60885） Elongin-B × 1 （Q15370） von Hippel-Lindau disease tumor suppressor × 1 （P40337） ;(2~{S},4~{R})-~{N}-[(1~{S})-3-[2-[2-[2-[2-[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),4,7,10,12-pentaen-9-yl]ethanoylamino]ethoxy]ethoxy]ethoxy]ethylamino]-1-[4-(4-methyl-1,3-thiazol-5-yl)phenyl]-3-oxidanylidene-propyl]-1-[(2~{R})-3-methyl-2-(3-methyl-1,2-oxazol-5-yl)butanoyl]-4-oxidanyl-pyrrolidine-2-carboxamide ; × 1 MALONATE ION × 1 water × 4 Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
1lm8 1lqb 1lqb 1vcb 1vcb 1vcb 1vcb 2c9w 2izv 2ma9 3dcg 3dcg

468 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name ELOC_HUMAN
Isoform —
PDB entities 3
Chains and sequence ranges Author chain C； PDBConstruct 2–97； UniProt 17–112 Author chain G； PDBConstruct 2–97； UniProt 17–112

von Hippel-Lindau disease tumor suppressor

Homo sapiens

UniProt P40337

State in the Current Structure

Assembly Physical composition Protein state Molecular copy count Associated components Data consistency
1 Protein heterocomplex Heteromer Protein 4 Bromodomain-containing protein 4 × 1 （O60885） Elongin-B × 1 （Q15370） Elongin-C × 1 （Q15369） ;(2~{S},4~{R})-~{N}-[(1~{S})-3-[2-[2-[2-[2-[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),4,7,10,12-pentaen-9-yl]ethanoylamino]ethoxy]ethoxy]ethoxy]ethylamino]-1-[4-(4-methyl-1,3-thiazol-5-yl)phenyl]-3-oxidanylidene-propyl]-1-[(2~{R})-3-methyl-2-(3-methyl-1,2-oxazol-5-yl)butanoyl]-4-oxidanyl-pyrrolidine-2-carboxamide ; × 1 water × 4 Consistent with protein count
2 Protein heterocomplex Heteromer Protein 4 Bromodomain-containing protein 4 × 1 （O60885） Elongin-B × 1 （Q15370） Elongin-C × 1 （Q15369） ;(2~{S},4~{R})-~{N}-[(1~{S})-3-[2-[2-[2-[2-[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),4,7,10,12-pentaen-9-yl]ethanoylamino]ethoxy]ethoxy]ethoxy]ethylamino]-1-[4-(4-methyl-1,3-thiazol-5-yl)phenyl]-3-oxidanylidene-propyl]-1-[(2~{R})-3-methyl-2-(3-methyl-1,2-oxazol-5-yl)butanoyl]-4-oxidanyl-pyrrolidine-2-carboxamide ; × 1 MALONATE ION × 1 water × 4 Consistent with protein count

Other States of the Same Protein in the Database

Monomer

None

Homodimer

None

Homotetramer

None

Other homooligomers

None

Heteromeric or nucleic-acid complex
1lm8 1lqb 1lqb 1vcb 1vcb 1vcb 1vcb 3zrc 3zrc 3zrc 3zrc 3zrf

364 assemblies; showing the first 12

View Construct and Data Evidence
UniProt name VHL_HUMAN
Isoform —
PDB entities 4
Chains and sequence ranges Author chain D； PDBConstruct 3–162； UniProt 54–213 Author chain H； PDBConstruct 3–162； UniProt 54–213

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.

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2. Structure Basics 2. Structure Basics

Entry ID entry_id8bdt
Deposition date deposition_date2022-10-20
Structure title titleTernary complex between VCB, BRD4-BD2 and PROTAC 51
Keywords keywordsPROTAC, VHL, VCB, Complex, Ternary complex, Degrader, E3 Ligase, LIGASE; LIGASE
Experimental Method methodX-RAY DIFFRACTION
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3. Official assembly/model SAXS Official SAXS Profiles

This page reads only the latest assembly calculations. Every curve maps to an explicit PDB entry, official biological assembly and coordinate model.

8bdt__assembly_1__model_1

Assembly 1 · Model 1 · CRYSOL 4.1.3-1-20251215 (887e7ef)

Download this curve (.dat)

8bdt__assembly_1__model_1 | I(q)

10-2 10-1 105 106 107 q (1/Angstrom) I(q)
100 plotted points; both axes use logarithmic scales.

8bdt__assembly_1__model_1 | P(r) · Pending

The new assembly/model P(r) has not been calculated yet This placeholder does not display legacy data r (Angstrom) P(r)
P(r) will be calculated and displayed separately for the same assembly/model.
Rg（Guinier）31.51 Å
Rg (electron density)31.30 Å
Total Rg31.77 Å
Atom count3704
Residues458
Excluded volume66046 ų
Maximum q0.500 Å⁻¹
Assembly Model Structure unit Oligomeric description Status CRYSOL Actions
1 1 8bdt__assembly_1__model_1 tetrameric （4） Success 4.1.3-1-20251215 (887e7ef) View Download
2 1 8bdt__assembly_2__model_1 tetrameric （4） Success 4.1.3-1-20251215 (887e7ef) View Download
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4. Crystallography and Experiment 4. Crystallography & Experiment

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5. Entities and Polymers Entities & Polymers (7)

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6. Fold Classification (SCOP + CATH) 4 domains

CATH v4.4 (4 domains)

Domain ID domain_id8bdtB01
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology20 — Ubiquitin-like (UB roll)
Homologous superfamily homologous superfamily90 — Phosphatidylinositol 3-kinase Catalytic Subunit; Chain A, domain 1
Domain ID domain_id8bdtC01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology710 — Potassium Channel Kv1.1; Chain A
Homologous superfamily homologous superfamily10 — Potassium Channel Kv1.1; Chain A
Domain ID domain_id8bdtF01
Class class3 — Alpha Beta
Architecture architecture10 — Roll
Topology topology20 — Ubiquitin-like (UB roll)
Homologous superfamily homologous superfamily90 — Phosphatidylinositol 3-kinase Catalytic Subunit; Chain A, domain 1
Domain ID domain_id8bdtG01
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology710 — Potassium Channel Kv1.1; Chain A
Homologous superfamily homologous superfamily10 — Potassium Channel Kv1.1; Chain A
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7. Citations (1)