› 3c3k

X-ray diffraction
1.99Å resolution

Crystal structure of an uncharacterized protein from Actinobacillus succinogenes

Released:
DOI: 10.2210/pdb3c3k/pdb
PDB entry 3c3k coloured by chain, front view.
PDB entry 3c3k coloured by chain, side view.
PDB entry 3c3k coloured by chain, top view.
Source organism: Actinobacillus succinogenes 130Z
Entry authors: Malashkevich VN, Toro R, Meyer AJ, Sauder JM, Burley SK, Almo SC, New York SGX Research Center for Structural Genomics (NYSGXRC)

Function and Biology Details

Reaction catalysed: 
L-alanine = D-alanine
Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-108136 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Alanine racemase Chains: A, B
Molecule details ›
Chains: A, B
Length: 285 amino acids
Theoretical weight: 31.18 KDa
Source organism: Actinobacillus succinogenes 130Z
Expression system: Escherichia coli
UniProt:
  • Canonical: A6VL88 (Residues: 54-327; Coverage: 84%)
Gene name: Asuc_0357
Sequence domains: Periplasmic binding protein-like domain
Structure domains: Rossmann fold

Ligands and Environments

2 bound ligands:
Ligand GOL 2 x GOL
Ligand CL 1 x CL
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X29A
Spacegroup: P212121
Unit cell:
a: 34.888Å b: 67.602Å c: 204.802Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.183 0.18 0.231
Expression system: Escherichia coli

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