6ict

X-ray diffraction
1.95Å resolution

Structure of SETD3 bound to SAH and methylated actin

Released:

Function and Biology Details

Reaction catalysed:
S-adenosyl-L-methionine + protein L-histidine = S-adenosyl-L-homocysteine + protein N(tau)-methyl-L-histidine
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-158074 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Actin-histidine N-methyltransferase Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 504 amino acids
Theoretical weight: 57.82 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli-Pichia pastoris shuttle vector pPpARG4
UniProt:
  • Canonical: Q86TU7 (Residues: 1-503; Coverage: 85%)
Gene names: C14orf154, SETD3
Sequence domains:
Actin, cytoplasmic 1, N-terminally processed Chains: E, G, H, I
Molecule details ›
Chains: E, G, H, I
Length: 23 amino acids
Theoretical weight: 2.88 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli-Pichia pastoris shuttle vector pPpARG4
UniProt:
  • Canonical: P60709 (Residues: 66-88; Coverage: 6%)
Gene name: ACTB

Ligands and Environments


Cofactor: Ligand SAH 4 x SAH
No bound ligands
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRF BEAMLINE BL17U1
Spacegroup: P21
Unit cell:
a: 59.976Å b: 176.693Å c: 125.892Å
α: 90° β: 93.37° γ: 90°
R-values:
R R work R free
0.18 0.178 0.214
Expression system: Escherichia coli-Pichia pastoris shuttle vector pPpARG4