6gyt

X-ray diffraction
2.5Å resolution

Transcription factor dimerization activates the p300 acetyltransferase

Released:

Function and Biology Details

Reaction catalysed:
Acetyl-CoA + [protein]-L-lysine = CoA + [protein]-N(6)-acetyl-L-lysine
Biochemical function:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
PDBe Complex ID:
PDB-CPX-158670 (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
Histone acetyltransferase p300 Chain: A
Molecule details ›
Chain: A
Length: 161 amino acids
Theoretical weight: 18.97 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: Q09472 (Residues: 1047-1168; Coverage: 5%)
Gene names: EP300, P300
Sequence domains:
Histone acetyltransferase p300 Chain: B
Molecule details ›
Chain: B
Length: 168 amino acids
Theoretical weight: 19.59 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: Q09472 (Residues: 1047-1168; Coverage: 5%)
Gene names: EP300, P300
Sequence domains:
Histone H4 Chain: C
Molecule details ›
Chain: C
Length: 9 amino acids
Theoretical weight: 842 Da
Source organism: Xenopus laevis
Expression system: Escherichia coli
UniProt:
  • Canonical: P62799 (Residues: 10-17; Coverage: 8%)

Ligands and Environments

1 bound ligand:
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID29
Spacegroup: P212121
Unit cell:
a: 49.64Å b: 83.71Å c: 165.62Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.262 0.26 0.288
Expression system: Escherichia coli