6alb

CREBBP bromodomain in complex with Cpd 30 (1-(3-(3-(1-methyl-1H-pyrazol-4-yl)isoquinolin-8-yl)-1-(tetrahydro-2H-pyran-4-yl)-1,4,6,7-tetrahydro-5H-pyrazolo[4,3-c]pyridin-5-yl)ethan-1-one)

Method: X-RAY DIFFRACTION Dmax: 67.7 Å Quality: EXCELLENT

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

CREB-binding protein

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 1081–1312 Fragment:Bromodomain (UNP residue 1081-1312) ZN ZINC ION × 3 B3P 2-[3-(2-HYDROXY-1,1-DIHYDROXYMETHYL-ETHYLAMINO)-PROPYLAMINO]-2-HYDROXYMETHYL-PROPANE-1,3-DIOL × 1 BKJ 1-{3-[3-(1-methyl-1H-pyrazol-4-yl)isoquinolin-8-yl]-1-(oxan-4-yl)-1,4,6,7-tetrahydro-5H-pyrazolo[4,3-c]pyridin-5-yl}ethan-1-one × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;pH 6.5;277 K;0.2 M Li2SO4, 0.1M Bis-Tris pH 6.5, 19% PEG3350 Resolution 2.05 Å R-free 0.242

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 224 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 2–233; UniProt 1081–1312

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 6alb

P(r) Distance Distribution P(r) Distribution

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

Entry ID entry_id6alb
Deposition date deposition_date2017-08-07
Structure title titleCREBBP bromodomain in complex with Cpd 30 (1-(3-(3-(1-methyl-1H-pyrazol-4-yl)isoquinolin-8-yl)-1-(tetrahydro-2H-pyran-4-yl)-1,4,6,7-tetrahydro-5H-pyrazolo[4,3-c]pyridin-5-yl)ethan-1-one)
Keywords keywordsCREBBP, Bromodomain, small molecule inhibitor, PROTEIN BINDING-INHIBITOR complex; PROTEIN BINDING/INHIBITOR
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier21.65
Radius of gyration Rg (electron density) rg_electron20.82
Forward intensity I(0) i012162700.00
Molecular weight molecular_weight25991.0 kDa
Excluded volume excluded_volume32418 ų
Envelope volume envelope_volume41637 ų
Hydration-shell volume shell_volume17251 ų
Envelope diameter envelope_diameter67.2
Shell Rg shell_rg26.40
Envelope Rg envelope_rg21.38
Shape Rg shape_rg20.78
Total Rg total_rg21.76
Total atoms total_atoms1814
Residues n_residues212
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 dmax67.7
Rg (real space) rg_real21.64
Rg uncertainty (real space) rg_real_error0.44
I(0) (real space) i0_real1.2160e+07
I(0) uncertainty (real space) i0_real_error1.5900e+05
Rg (reciprocal space) rg_reciprocal21.64
I(0) (reciprocal space) i0_reciprocal12160000.0000
Solution quality estimate total_estimate0.9127
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary22.2
Skewness Skewness skewness0.234
Kurtosis Kurtosis kurtosis-0.597
Angular range angular_range— – 0.3650 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha1750000.0000
Real-space data points n_real_points68
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.966; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.967; Smooth: 0.996

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 3 domains

CATH v4.4 (3 domains)

Domain ID domain_id6albA01
Class class1 — Mainly Alpha
Architecture architecture20 — Up-down Bundle
Topology topology920 — Histone Acetyltransferase; Chain A
Homologous superfamily homologous superfamily10 — Bromodomain-like
Domain ID domain_id6albA02
Class class3 — Alpha Beta
Architecture architecture30 — 2-Layer Sandwich
Topology topology40 — Herpes Virus-1
Homologous superfamily homologous superfamily10 — Zinc/RING finger domain, C3HC4 (zinc finger)
Domain ID domain_id6albA03
Class class2 — Mainly Beta
Architecture architecture10 — Ribbon
Topology topology110 — Cysteine Rich Protein
Homologous superfamily homologous superfamily40 — CREB-binding protein/p300 RING domain

8. Citations (1)

9. Files and Curves (10)