X-ray diffraction
1.77Å resolution

Crystal structure of beta-cyanoalanine synthase K95A mutant in soybean


Function and Biology Details

Reaction catalysed:
O-acetyl-L-serine + hydrogen sulfide = L-cysteine + acetate
Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Cysteine synthase Chains: A, B, C, D, E, F
Molecule details ›
Chains: A, B, C, D, E, F
Length: 344 amino acids
Theoretical weight: 37.18 KDa
Source organism: Glycine max
Expression system: Escherichia coli
  • Canonical: I1L6I6 (Residues: 51-373; Coverage: 87%)
Gene name: GLYMA_09G258000
Sequence domains: Pyridoxal-phosphate dependent enzyme
Structure domains: Rossmann fold

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Unit cell:
a: 71.092Å b: 154.325Å c: 198.328Å
α: 90° β: 90° γ: 90°
R R work R free
0.17 0.17 0.202
Expression system: Escherichia coli