› 3d6k

X-ray diffraction
2Å resolution

The crystal structure of a putative aminotransferase from Corynebacterium diphtheriae

Released:
DOI: 10.2210/pdb3d6k/pdb
PDB entry 3d6k coloured by chain, front view.
PDB entry 3d6k coloured by chain, side view.
PDB entry 3d6k coloured by chain, top view.
Source organism: Corynebacterium diphtheriae
Entry authors: Tan K, Zhang R, Duggan E, Clancy S, Joachimiak A, Midwest Center for Structural Genomics (MCSG)

Function and Biology Details

Biochemical function:
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-180054 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Aminotransferase Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 422 amino acids
Theoretical weight: 46.62 KDa
Source organism: Corynebacterium diphtheriae
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: Q6NJY4 (Residues: 1-419; Coverage: 100%)
Gene name: DIP0257
Sequence domains: Aspartate amino-transferase
Structure domains:

Ligands and Environments

3 bound ligands:
Ligand SO4 4 x SO4
Ligand CL 4 x CL
Ligand EDO 4 x EDO
1 modified residue:
Ligand MSE 44 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P21
Unit cell:
a: 89.248Å b: 56.081Å c: 173.592Å
α: 90° β: 102.47° γ: 90°
R-values:
R R work R free
0.192 0.19 0.241
Expression system: Escherichia coli BL21

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