› 3dh0

X-ray diffraction
2.72Å resolution

Crystal structure of a SAM dependent methyltransferase from Aquifex aeolicus

Released:
DOI: 10.2210/pdb3dh0/pdb
PDB entry 3dh0 coloured by chain, front view.
PDB entry 3dh0 coloured by chain, side view.
PDB entry 3dh0 coloured by chain, top view.
Source organism: Aquifex aeolicus
Entry authors: Agarwal R, Burley SK, Swaminathan S, New York SGX Research Center for Structural Genomics (NYSGXRC)

Function and Biology Details

Biochemical function:
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-130493 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Methyltransferase domain-containing protein Chains: A, B
Molecule details ›
Chains: A, B
Length: 219 amino acids
Theoretical weight: 25.15 KDa
Source organism: Aquifex aeolicus
Expression system: Escherichia coli
UniProt:
  • Canonical: O67440 (Residues: 2-209; Coverage: 99%)
Gene name: aq_1457
Sequence domains: Methyltransferase domain
Structure domains: Vaccinia Virus protein VP39

Ligands and Environments

1 bound ligand:
Ligand SAM 2 x SAM
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X12C
Spacegroup: P21
Unit cell:
a: 66.436Å b: 42.902Å c: 84.253Å
α: 90° β: 106.74° γ: 90°
R-values:
R R work R free
0.231 0.231 0.296
Expression system: Escherichia coli

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