2gfa

X-ray diffraction
2.1Å resolution

double tudor domain complex structure

Released:
Source organism: Homo sapiens

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:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-130868 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Lysine-specific demethylase 4A Chains: A, B
Molecule details ›
Chains: A, B
Length: 119 amino acids
Theoretical weight: 13.47 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:
peptide Chains: C, D
Molecule details ›
Chains: C, D
Length: 10 amino acids
Theoretical weight: 1.19 KDa
Source organism: Homo sapiens
Expression system: Not provided

Ligands and Environments

No bound ligands
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X26C
Spacegroup: C2221
Unit cell:
a: 63.822Å b: 96.733Å c: 110.057Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.27 0.224 0.27
Expression systems:
  • Escherichia coli BL21(DE3)
  • Not provided