6yij

Crystal structure of the CREBBP bromodomain in complex with a benzo-diazepine ligand

Method: X-RAY DIFFRACTION Dmax: 103.6 Å Quality: EXCELLENT

1. Protein Identity and Related Structures Protein Identity & Related Structures

CREBBP

Homo sapiens

UniProt Q92793

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 1081–1197 Not recorded OSN (4~{R})-6-[(~{E})-5-(7-methoxy-3,4-dihydro-2~{H}-quinolin-1-yl)pent-1-enyl]-4-methyl-1,3,4,5-tetrahydro-1,5-benzodiazepin-2-one × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 8.3;277 K;20% ethylene glycol 21% PEG6K 0.1M tris pH 8.3 0.125M lithium chloride Resolution 2.20 Å R-free 0.269
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 1081–1197 Not recorded OSN (4~{R})-6-[(~{E})-5-(7-methoxy-3,4-dihydro-2~{H}-quinolin-1-yl)pent-1-enyl]-4-methyl-1,3,4,5-tetrahydro-1,5-benzodiazepin-2-one × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 8.3;277 K;20% ethylene glycol 21% PEG6K 0.1M tris pH 8.3 0.125M lithium chloride Resolution 2.20 Å R-free 0.269
3 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain C; UniProt 1081–1197 Not recorded OSN (4~{R})-6-[(~{E})-5-(7-methoxy-3,4-dihydro-2~{H}-quinolin-1-yl)pent-1-enyl]-4-methyl-1,3,4,5-tetrahydro-1,5-benzodiazepin-2-one × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 8.3;277 K;20% ethylene glycol 21% PEG6K 0.1M tris pH 8.3 0.125M lithium chloride Resolution 2.20 Å R-free 0.269
4 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain D; UniProt 1081–1197 Not recorded OSN (4~{R})-6-[(~{E})-5-(7-methoxy-3,4-dihydro-2~{H}-quinolin-1-yl)pent-1-enyl]-4-methyl-1,3,4,5-tetrahydro-1,5-benzodiazepin-2-one × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 8.3;277 K;20% ethylene glycol 21% PEG6K 0.1M tris pH 8.3 0.125M lithium chloride Resolution 2.20 Å R-free 0.269
5 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain E; UniProt 1081–1197 Not recorded OSN (4~{R})-6-[(~{E})-5-(7-methoxy-3,4-dihydro-2~{H}-quinolin-1-yl)pent-1-enyl]-4-methyl-1,3,4,5-tetrahydro-1,5-benzodiazepin-2-one × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 8.3;277 K;20% ethylene glycol 21% PEG6K 0.1M tris pH 8.3 0.125M lithium chloride Resolution 2.20 Å R-free 0.269
6 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain F; UniProt 1081–1197 Not recorded OSN (4~{R})-6-[(~{E})-5-(7-methoxy-3,4-dihydro-2~{H}-quinolin-1-yl)pent-1-enyl]-4-methyl-1,3,4,5-tetrahydro-1,5-benzodiazepin-2-one × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 8.3;277 K;20% ethylene glycol 21% PEG6K 0.1M tris pH 8.3 0.125M lithium chloride Resolution 2.20 Å R-free 0.269
7 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain G; UniProt 1081–1197 Not recorded OSN (4~{R})-6-[(~{E})-5-(7-methoxy-3,4-dihydro-2~{H}-quinolin-1-yl)pent-1-enyl]-4-methyl-1,3,4,5-tetrahydro-1,5-benzodiazepin-2-one × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 8.3;277 K;20% ethylene glycol 21% PEG6K 0.1M tris pH 8.3 0.125M lithium chloride Resolution 2.20 Å R-free 0.269

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.

135 other PDB entries and 218 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name CBP_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 3–119; UniProt 1081–1197 Author chain B; PDBConstruct 3–119; UniProt 1081–1197 Author chain C; PDBConstruct 3–119; UniProt 1081–1197 Author chain D; PDBConstruct 3–119; UniProt 1081–1197 Author chain E; PDBConstruct 3–119; UniProt 1081–1197 Author chain F; PDBConstruct 3–119; UniProt 1081–1197 Author chain G; PDBConstruct 3–119; UniProt 1081–1197

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 6yij

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 6yij
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2. Structure Basics 2. Structure Basics

Entry ID entry_id6yij
Deposition date deposition_date2020-04-01
Structure title titleCrystal structure of the CREBBP bromodomain in complex with a benzo-diazepine ligand
Keywords keywordsBromodomain, CREBBP, small molecule, benzo-diazepine, SGC, Structural Genomics Consortium, TRANSCRIPTION; TRANSCRIPTION
Experimental Method methodX-RAY DIFFRACTION

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier33.40
Radius of gyration Rg (electron density) rg_electron32.59
Forward intensity I(0) i0137785000.00
Molecular weight molecular_weight98242.0 kDa
Excluded volume excluded_volume124910 ų
Envelope volume envelope_volume168450 ų
Hydration-shell volume shell_volume43097 ų
Envelope diameter envelope_diameter112.2
Shell Rg shell_rg39.37
Envelope Rg envelope_rg32.17
Shape Rg shape_rg32.58
Total Rg total_rg33.24
Total atoms total_atoms6942
Residues n_residues813
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −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

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax103.6
Rg (real space) rg_real33.22
Rg uncertainty (real space) rg_real_error0.61
I(0) (real space) i0_real1.3780e+08
I(0) uncertainty (real space) i0_real_error1.9170e+06
Rg (reciprocal space) rg_reciprocal33.34
I(0) (reciprocal space) i0_reciprocal137800000.0000
Solution quality estimate total_estimate0.9045
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary44.1
Skewness Skewness skewness0.038
Kurtosis Kurtosis kurtosis-0.564
Angular range angular_range— – 0.2350 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha13260000.0000
Real-space data points n_real_points48
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.928; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.994; Smooth: 0.978

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 18 domains

SCOP 2.08 (11 domains)

Domain ID domain_idd6yija1
Class classa — All alpha proteins
Fold Fold folda.29 — Bromodomain-like
Superfamily Superfamily superfamilya.29.2 — Bromodomain
Family Family familya.29.2.1 — Bromodomain
Domain ID domain_idd6yija2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags
Domain ID domain_idd6yijb1
Class classa — All alpha proteins
Fold Fold folda.29 — Bromodomain-like
Superfamily Superfamily superfamilya.29.2 — Bromodomain
Family Family familya.29.2.1 — Bromodomain
Domain ID domain_idd6yijb2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags
Domain ID domain_idd6yijc1
Class classa — All alpha proteins
Fold Fold folda.29 — Bromodomain-like
Superfamily Superfamily superfamilya.29.2 — Bromodomain
Family Family familya.29.2.1 — Bromodomain
Domain ID domain_idd6yijc2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags
Domain ID domain_idd6yijd_
Class classa — All alpha proteins
Fold Fold folda.29 — Bromodomain-like
Superfamily Superfamily superfamilya.29.2 — Bromodomain
Family Family familya.29.2.1 — Bromodomain
Domain ID domain_idd6yije_
Class classa — All alpha proteins
Fold Fold folda.29 — Bromodomain-like
Superfamily Superfamily superfamilya.29.2 — Bromodomain
Family Family familya.29.2.1 — Bromodomain
Domain ID domain_idd6yijf1
Class classa — All alpha proteins
Fold Fold folda.29 — Bromodomain-like
Superfamily Superfamily superfamilya.29.2 — Bromodomain
Family Family familya.29.2.1 — Bromodomain
Domain ID domain_idd6yijf2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags
Domain ID domain_idd6yijg_
Class classa — All alpha proteins
Fold Fold folda.29 — Bromodomain-like
Superfamily Superfamily superfamilya.29.2 — Bromodomain
Family Family familya.29.2.1 — Bromodomain

CATH v4.4 (7 domains)

Domain ID domain_id6yijA00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology920 — Histone Acetyltransferase; Chain A
Homologous superfamily homologous superfamily10 — Bromodomain-like
Domain ID domain_id6yijB00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology920 — Histone Acetyltransferase; Chain A
Homologous superfamily homologous superfamily10 — Bromodomain-like
Domain ID domain_id6yijC00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology920 — Histone Acetyltransferase; Chain A
Homologous superfamily homologous superfamily10 — Bromodomain-like
Domain ID domain_id6yijD00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology920 — Histone Acetyltransferase; Chain A
Homologous superfamily homologous superfamily10 — Bromodomain-like
Domain ID domain_id6yijE00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology920 — Histone Acetyltransferase; Chain A
Homologous superfamily homologous superfamily10 — Bromodomain-like
Domain ID domain_id6yijF00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology920 — Histone Acetyltransferase; Chain A
Homologous superfamily homologous superfamily10 — Bromodomain-like
Domain ID domain_id6yijG00
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology920 — Histone Acetyltransferase; Chain A
Homologous superfamily homologous superfamily10 — Bromodomain-like

8. Citations (1)

9. Files and Curves (10)