2l85

Solution NMR structures of CBP bromodomain with small molecule of HBS

Method: SOLUTION NMR Dmax: 49.8 Å Quality: GOOD

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 1081–1197 Fragment:BROMO DOMAIN residues 1081-1197 L85 4-[(E)-(4-hydroxyphenyl)diazenyl]benzenesulfonic acid × 1 SOLUTION NMR NMR measurement conditions:pH 6.5;298 K;Pressure ambient NMR sample composition:0.5 mM [U-100% 13C; U-100% 15N] protein, 3 mM (E)-4-((4-hydroxyphenyl)diazenyl)benzenesulfonic acid, 100 mM sodium phosphate, 3 mM [U-100% 2H] DTT, 90% H2O/10% D2O | 90% H2O/10% D2O NMR sample composition:0.5 mM [U-100% 13C; U-100% 15N] protein, 3 mM (E)-4-((4-hydroxyphenyl)diazenyl)benzenesulfonic acid, 100 mM sodium phosphate, 3 mM [U-100% 2H] DTT, 100% D2O | 100% D2O Resolution not provided

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 5–121; 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 2l85

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2l85
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2. Structure Basics 2. Structure Basics

Entry ID entry_id2l85
Deposition date deposition_date2011-01-04
Structure title titleSolution NMR structures of CBP bromodomain with small molecule of HBS
Keywords keywordsP53, TRANSFERASE; TRANSFERASE
Experimental Method methodSOLUTION NMR

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

Radius of gyration Rg (Guinier) rg_guinier14.46
Radius of gyration Rg (electron density) rg_electron14.30
Forward intensity I(0) i01126610000.00
Molecular weight molecular_weight293580.0 kDa
Excluded volume excluded_volume369940 ų
Envelope volume envelope_volume26165 ų
Hydration-shell volume shell_volume13942 ų
Envelope diameter envelope_diameter58.4
Shell Rg shell_rg21.71
Envelope Rg envelope_rg16.65
Shape Rg shape_rg14.27
Total Rg total_rg14.50
Total atoms total_atoms41020
Residues n_residues2420
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 dmax49.8
Rg (real space) rg_real14.47
Rg uncertainty (real space) rg_real_error0.38
I(0) (real space) i0_real1.1270e+09
I(0) uncertainty (real space) i0_real_error1.3670e+07
Rg (reciprocal space) rg_reciprocal14.47
I(0) (reciprocal space) i0_reciprocal1127000000.0000
Solution quality estimate total_estimate0.7750
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary15.8
Skewness Skewness skewness0.364
Kurtosis Kurtosis kurtosis-0.255
Angular range angular_range— – 0.5000 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha448100.0000
Real-space data points n_real_points80
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.704; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.960; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (2)

7. Fold Classification (SCOP + CATH) 3 domains

SCOP 2.08 (2 domains)

Domain ID domain_idd2l85a1
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_idd2l85a2
Class classl — Artifacts
Fold Fold foldl.1 — Tags
Superfamily Superfamily superfamilyl.1.1 — Tags
Family Family familyl.1.1.1 — Tags

CATH v4.4 (1 domains)

Domain ID domain_id2l85A00
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)