X-ray diffraction
2.08Å resolution

Crystal structure of S-adenosylmethionine-dependent methyltransferase SibL in complex with 3HK and SAH

Source organism: Streptosporangium sibiricum
Entry authors: liu JS, Chen SC, Yang CS, Huang CH, Chen Y

Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
SibL Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 355 amino acids
Theoretical weight: 38.92 KDa
Source organism: Streptosporangium sibiricum
Expression system: Escherichia coli
  • Canonical: C0LTM6 (Residues: 1-344; Coverage: 100%)
Gene name: sibL
Sequence domains:

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSRRC BEAMLINE BL13B1
Spacegroup: P212121
Unit cell:
a: 93.304Å b: 112.783Å c: 143.139Å
α: 90° β: 90° γ: 90°
R R work R free
0.172 0.171 0.213
Expression system: Escherichia coli