› 6gmz

X-ray diffraction
2.22Å resolution

Staphylopine dehydrogenase in complex with Histidine tag and citrate

Released:
DOI: 10.2210/pdb6gmz/pdb
PDB entry 6gmz coloured by chain, front view.
PDB entry 6gmz coloured by chain, side view.
PDB entry 6gmz coloured by chain, top view.
Source organism: Staphylococcus aureus
Primary publication:
Control by Metals of Staphylopine Dehydrogenase Activity during Metallophore Biosynthesis.
Hajjar C, Fanelli R, Laffont C, Brutesco C, Cullia G, Tribout M, Nurizzo D, Borezée-Durant E, Voulhoux R, Pignol D, Lavergne J, Cavelier F, Arnoux P
J Am Chem Soc 141 5555-5562 (2019)
PMID: 30901200

Function and Biology Details

Reaction catalysed: 
Staphylopine + NADP(+) + H(2)O = (2S)-2-amino-4-(((1R)-1-carboxy-2-(1H-imidazol-4-yl)ethyl)amino)butanoate + pyruvate + NADPH
Biochemical function:
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domain:

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-101962 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Staphylopine synthase Chain: A
Molecule details ›
Chain: A
Length: 465 amino acids
Theoretical weight: 54.62 KDa
Source organism: Staphylococcus aureus
Expression system: Escherichia coli
UniProt:
  • Canonical: A0A0H3JT80 (Residues: 1-433; Coverage: 100%)
Gene names: SAV2468, cntM
Sequence domains: Staphylopine dehydrogenase
ALA-HIS-HIS-ALA Chain: B
Molecule details ›
Chain: B
Length: 4 amino acids
Theoretical weight: 436 Da
Source organism: Staphylococcus aureus
Expression system: Escherichia coli

Ligands and Environments

3 bound ligands:
Ligand NH4 1 x NH4
Ligand CIT 1 x CIT
Ligand PG4 1 x PG4
1 modified residue:
Ligand MSE 20 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID30B
Spacegroup: P21212
Unit cell:
a: 186.44Å b: 48.79Å c: 60.16Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.184 0.181 0.249
Expression system: Escherichia coli

Quick links

Citations

3 review citations

How Zinc-Binding Systems, Expressed by Human Pathogens, Acquire Zinc from the Colonized Host Environment: A Critical Review on Zincophores.
Bellotti et al. (2021)
2 more