7eqv

Crystal structure of JMJD2A complexed with 3,4-dihydroxybenzoic acid

Method: X-RAY DIFFRACTION Dmax: 67.9 Å Quality: GOOD

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

Lysine-specific demethylase 4A

Homo sapiens

UniProt O75164

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 homooligomer Homooligomer Protein × 2 PDB declaration: dimeric(2) Consistent with protein copy count Chain A; UniProt 8–355 Not recorded DHB 3,4-DIHYDROXYBENZOIC ACID × 2 NI NICKEL (II) ION × 2 ZN ZINC ION × 2 CL CHLORIDE ION × 2 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, HANGING DROP;pH 7.5;277 K;15% PEG3350, 0.1 M HEPES pH 7.5, 0.2M NaCl, 277 K, VAPOR DIFFUSION, HANGING DROP Resolution 2.60 Å R-free 0.222

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.

88 other PDB entries and 236 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name KDM4A_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–348; UniProt 8–355

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 7eqv

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 7eqv
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2. Structure Basics 2. Structure Basics

Entry ID entry_id7eqv
Deposition date deposition_date2021-05-04
Structure title titleCrystal structure of JMJD2A complexed with 3,4-dihydroxybenzoic acid
Keywords keywords;Human histone lysine demethylase 4A, Lysine-specific demethylase 4A, KDM4A, JMJD2A, 3, 4-dihydroxybenzoic acid, Inhibitor, OXIDOREDUCTASE ;; OXIDOREDUCTASE
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier20.96
Radius of gyration Rg (electron density) rg_electron19.92
Forward intensity I(0) i026221400.00
Molecular weight molecular_weight39935.0 kDa
Excluded volume excluded_volume50207 ų
Envelope volume envelope_volume58047 ų
Hydration-shell volume shell_volume23666 ų
Envelope diameter envelope_diameter71.5
Shell Rg shell_rg27.14
Envelope Rg envelope_rg20.26
Shape Rg shape_rg19.88
Total Rg total_rg21.02
Total atoms total_atoms2813
Residues n_residues340
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 dmax67.9
Rg (real space) rg_real20.83
Rg uncertainty (real space) rg_real_error0.38
I(0) (real space) i0_real2.6220e+07
I(0) uncertainty (real space) i0_real_error2.7260e+05
Rg (reciprocal space) rg_reciprocal20.86
I(0) (reciprocal space) i0_reciprocal26220000.0000
Solution quality estimate total_estimate0.8056
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks3
Primary peak position r_peak_primary26.6
Skewness Skewness skewness0.181
Kurtosis Kurtosis kurtosis-0.334
Angular range angular_range— – 0.3800 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha6349000.0000
Real-space data points n_real_points70
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.826; Stabil: 0.999; Sysdev: 1.000; Positv: 1.000; Valcen: 0.994; Smooth: 0.000

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (6)

8. Citations (1)

9. Files and Curves (10)