5d6x

X-ray diffraction
2.15Å resolution

Crystal structure of double tudor domain of human lysine demethylase KDM4A

Released:

Function and Biology Details

Reactions catalysed:
(1a) a [histone H3]-N(6),N(6),N(6)-trimethyl-L-lysine(9) + 2-oxoglutarate + O(2) = a [histone H3]-N(6),N(6)-dimethyl-L-lysine(9) + succinate + formaldehyde + CO(2)
(1a) a [histone H3]-N(6),N(6),N(6)-trimethyl-L-lysine(36) + 2-oxoglutarate + O(2) = a [histone H3]-N(6),N(6)-dimethyl-L-lysine(36) + succinate + formaldehyde + CO(2)
Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
PDBe Complex ID:
PDB-CPX-130863 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Lysine-specific demethylase 4A Chains: A, B
Molecule details ›
Chains: A, B
Length: 121 amino acids
Theoretical weight: 13.73 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: O75164 (Residues: 895-1011; Coverage: 11%)
Gene names: JHDM3A, JMJD2, JMJD2A, KDM4A, KIAA0677
Sequence domains: Jumonji domain-containing protein 2A Tudor domain
Structure domains:

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 21-ID-F
Spacegroup: I213
Unit cell:
a: 134.829Å b: 134.829Å c: 134.829Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.162 0.159 0.2
Expression system: Escherichia coli BL21(DE3)