5vgi

Crystal Structure of KDM4 with the Small Molecule Inhibitor QC6352

Method: X-RAY DIFFRACTION Dmax: 153.0 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 monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 5–354 Not recorded NI NICKEL (II) ION × 1 ZN ZINC ION × 1 9DJ 3-[({(1R)-6-[methyl(phenyl)amino]-1,2,3,4-tetrahydronaphthalen-1-yl}methyl)amino]pyridine-4-carboxylic acid × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;273 K;25% PEG 4000, 100mM HEPES pH 7.5 Resolution 2.07 Å R-free 0.248
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain B; UniProt 5–354 Not recorded NI NICKEL (II) ION × 1 ZN ZINC ION × 1 9DJ 3-[({(1R)-6-[methyl(phenyl)amino]-1,2,3,4-tetrahydronaphthalen-1-yl}methyl)amino]pyridine-4-carboxylic acid × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;273 K;25% PEG 4000, 100mM HEPES pH 7.5 Resolution 2.07 Å R-free 0.248
3 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain C; UniProt 5–354 Not recorded NI NICKEL (II) ION × 1 ZN ZINC ION × 1 9DJ 3-[({(1R)-6-[methyl(phenyl)amino]-1,2,3,4-tetrahydronaphthalen-1-yl}methyl)amino]pyridine-4-carboxylic acid × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;273 K;25% PEG 4000, 100mM HEPES pH 7.5 Resolution 2.07 Å R-free 0.248
4 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain D; UniProt 5–354 Not recorded NI NICKEL (II) ION × 1 ZN ZINC ION × 1 9DJ 3-[({(1R)-6-[methyl(phenyl)amino]-1,2,3,4-tetrahydronaphthalen-1-yl}methyl)amino]pyridine-4-carboxylic acid × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION;273 K;25% PEG 4000, 100mM HEPES pH 7.5 Resolution 2.07 Å R-free 0.248

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 233 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 21–370; UniProt 5–354 Author chain B; PDBConstruct 21–370; UniProt 5–354 Author chain C; PDBConstruct 21–370; UniProt 5–354 Author chain D; PDBConstruct 21–370; UniProt 5–354

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 5vgi

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 5vgi
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2. Structure Basics 2. Structure Basics

Entry ID entry_id5vgi
Deposition date deposition_date2017-04-11
Structure title titleCrystal Structure of KDM4 with the Small Molecule Inhibitor QC6352
Keywords keywordsKDM4, Protein-Inhibitor Complex, demethylase, epigenetics, OXIDOREDUCTASE-INHIBITOR complex; OXIDOREDUCTASE/INHIBITOR
Experimental Method methodX-RAY DIFFRACTION

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

Radius of gyration Rg (Guinier) rg_guinier46.06
Radius of gyration Rg (electron density) rg_electron46.72
Forward intensity I(0) i0371346000.00
Molecular weight molecular_weight161790.0 kDa
Excluded volume excluded_volume203640 ų
Envelope volume envelope_volume278140 ų
Hydration-shell volume shell_volume54187 ų
Envelope diameter envelope_diameter163.1
Shell Rg shell_rg45.03
Envelope Rg envelope_rg46.02
Shape Rg shape_rg46.69
Total Rg total_rg46.76
Total atoms total_atoms11412
Residues n_residues1372
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 dmax153.0
Rg (real space) rg_real46.67
Rg uncertainty (real space) rg_real_error1.74
I(0) (real space) i0_real3.7130e+08
I(0) uncertainty (real space) i0_real_error7.3260e+06
Rg (reciprocal space) rg_reciprocal46.07
I(0) (reciprocal space) i0_reciprocal371100000.0000
Solution quality estimate total_estimate0.7866
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary148.5
Skewness Skewness skewness0.606
Kurtosis Kurtosis kurtosis-0.169
Angular range angular_range— – 0.1700 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha41550000.0000
Real-space data points n_real_points35
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.772; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.881; Smooth: 0.026

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (5)

7. Fold Classification (SCOP + CATH) 8 domains

SCOP 2.08 (4 domains)

Domain ID domain_idd5vgia_
Class classb — All beta proteins
Fold Fold foldb.82 — Double-stranded beta-helix
Superfamily Superfamily superfamilyb.82.2 — Clavaminate synthase-like
Family Family familyb.82.2.14 — Jumonji domain / Histone demethylase core
Domain ID domain_idd5vgib_
Class classb — All beta proteins
Fold Fold foldb.82 — Double-stranded beta-helix
Superfamily Superfamily superfamilyb.82.2 — Clavaminate synthase-like
Family Family familyb.82.2.14 — Jumonji domain / Histone demethylase core
Domain ID domain_idd5vgic_
Class classb — All beta proteins
Fold Fold foldb.82 — Double-stranded beta-helix
Superfamily Superfamily superfamilyb.82.2 — Clavaminate synthase-like
Family Family familyb.82.2.14 — Jumonji domain / Histone demethylase core
Domain ID domain_idd5vgid_
Class classb — All beta proteins
Fold Fold foldb.82 — Double-stranded beta-helix
Superfamily Superfamily superfamilyb.82.2 — Clavaminate synthase-like
Family Family familyb.82.2.14 — Jumonji domain / Histone demethylase core

CATH v4.4 (4 domains)

Domain ID domain_id5vgiA01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology120 — Jelly Rolls
Homologous superfamily homologous superfamily650 — Cupin
Domain ID domain_id5vgiB01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology120 — Jelly Rolls
Homologous superfamily homologous superfamily650 — Cupin
Domain ID domain_id5vgiC01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology120 — Jelly Rolls
Homologous superfamily homologous superfamily650 — Cupin
Domain ID domain_id5vgiD01
Class class2 — Mainly Beta
Architecture architecture60 — Sandwich
Topology topology120 — Jelly Rolls
Homologous superfamily homologous superfamily650 — Cupin

8. Citations (1)

9. Files and Curves (10)