3max

Crystal Structure of Human HDAC2 complexed with an N-(2-aminophenyl)benzamide

Method: X-RAY DIFFRACTION Dmax: 108.7 Å Quality: EXCELLENT

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

Histone deacetylase 2

Homo sapiens

UniProt Q92769

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 9–374 Not recorded ZN ZINC ION × 1 CA CALCIUM ION × 1 NA SODIUM ION × 1 LLX N-(4-aminobiphenyl-3-yl)benzamide × 1 NHE 2-[N-CYCLOHEXYLAMINO]ETHANE SULFONIC ACID × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 9.5;298 K;40% (v/v) PEG-600, 0.1 mM CHES, pH 9.5, VAPOR DIFFUSION, SITTING DROP, temperature 298K Resolution 2.05 Å R-free 0.204
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 9–374 Not recorded ZN ZINC ION × 1 CA CALCIUM ION × 1 NA SODIUM ION × 1 LLX N-(4-aminobiphenyl-3-yl)benzamide × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 9.5;298 K;40% (v/v) PEG-600, 0.1 mM CHES, pH 9.5, VAPOR DIFFUSION, SITTING DROP, temperature 298K Resolution 2.05 Å R-free 0.204
3 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain C; UniProt 9–374 Not recorded ZN ZINC ION × 1 CA CALCIUM ION × 1 NA SODIUM ION × 1 LLX N-(4-aminobiphenyl-3-yl)benzamide × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 9.5;298 K;40% (v/v) PEG-600, 0.1 mM CHES, pH 9.5, VAPOR DIFFUSION, SITTING DROP, temperature 298K Resolution 2.05 Å R-free 0.204

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.

47 other PDB entries and 120 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name HDAC2_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 2–367; UniProt 9–374 Author chain B; PDBConstruct 2–367; UniProt 9–374 Author chain C; PDBConstruct 2–367; UniProt 9–374

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 3max

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 3max
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2. Structure Basics 2. Structure Basics

Entry ID entry_id3max
Deposition date deposition_date2010-03-24
Structure title titleCrystal Structure of Human HDAC2 complexed with an N-(2-aminophenyl)benzamide
Keywords keywordsClass 2, HDAC, foot pocket, HYDROLASE; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier34.78
Radius of gyration Rg (electron density) rg_electron34.20
Forward intensity I(0) i0246555000.00
Molecular weight molecular_weight127140.0 kDa
Excluded volume excluded_volume158840 ų
Envelope volume envelope_volume190770 ų
Hydration-shell volume shell_volume46031 ų
Envelope diameter envelope_diameter110.3
Shell Rg shell_rg40.99
Envelope Rg envelope_rg34.19
Shape Rg shape_rg34.20
Total Rg total_rg34.67
Total atoms total_atoms8926
Residues n_residues1097
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 dmax108.7
Rg (real space) rg_real34.68
Rg uncertainty (real space) rg_real_error0.61
I(0) (real space) i0_real2.4660e+08
I(0) uncertainty (real space) i0_real_error3.7750e+06
Rg (reciprocal space) rg_reciprocal34.75
I(0) (reciprocal space) i0_reciprocal246600000.0000
Solution quality estimate total_estimate0.9082
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary40.2
Skewness Skewness skewness0.141
Kurtosis Kurtosis kurtosis-0.706
Angular range angular_range— – 0.2300 −1
Current regularization parameter α current_alpha0.0001
Highest regularization parameter α highest_alpha75630000.0000
Real-space data points n_real_points47
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.953; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 1.000; Smooth: 0.942

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (7)

7. Fold Classification (SCOP + CATH) 3 domains

CATH v4.4 (3 domains)

Domain ID domain_id3maxA00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology800 — Arginase; Chain A
Homologous superfamily homologous superfamily20 — Histone deacetylase domain
Domain ID domain_id3maxB00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology800 — Arginase; Chain A
Homologous superfamily homologous superfamily20 — Histone deacetylase domain
Domain ID domain_id3maxC00
Class class3 — Alpha Beta
Architecture architecture40 — 3-Layer(aba) Sandwich
Topology topology800 — Arginase; Chain A
Homologous superfamily homologous superfamily20 — Histone deacetylase domain

8. Citations (1)

9. Files and Curves (10)