› 3qm2

X-ray diffraction
2.25Å resolution

2.25 Angstrom Crystal Structure of Phosphoserine Aminotransferase (SerC) from Salmonella enterica subsp. enterica serovar Typhimurium

Released:
DOI: 10.2210/pdb3qm2/pdb
PDB entry 3qm2 coloured by chain, front view.
PDB entry 3qm2 coloured by chain, side view.
PDB entry 3qm2 coloured by chain, top view.
Source organism: Salmonella enterica subsp. enterica serovar Typhimurium
Entry authors: Minasov G, Halavaty A, Shuvalova L, Dubrovska I, Winsor J, Papazisi L, Anderson WF, Center for Structural Genomics of Infectious Diseases (CSGID)

Function and Biology Details

Reaction catalysed: 
4-phosphonooxy-L-threonine + 2-oxoglutarate = (3R)-3-hydroxy-2-oxo-4-phosphonooxybutanoate + L-glutamate
Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-157349 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Phosphoserine aminotransferase Chains: A, B
Molecule details ›
Chains: A, B
Length: 386 amino acids
Theoretical weight: 42.62 KDa
Source organism: Salmonella enterica subsp. enterica serovar Typhimurium
Expression system: Escherichia coli 1520
UniProt:
  • Canonical: P55900 (Residues: 1-362; Coverage: 100%)
Gene names: STM0977, serC
Sequence domains: Aminotransferase class-V
Structure domains:

Ligands and Environments

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

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 21-ID-G
Spacegroup: P21
Unit cell:
a: 64.26Å b: 82.171Å c: 71.925Å
α: 90° β: 95.83° γ: 90°
R-values:
R R work R free
0.188 0.185 0.242
Expression system: Escherichia coli 1520

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