1e5k

X-ray diffraction
1.35Å resolution

CRYSTAL STRUCTURE OF THE MOLYBDENUM COFACTOR BIOSYNTHESIS PROTEIN MOBA (PROTEIN FA) FROM ESCHERICHIA COLI AT NEAR ATOMIC RESOLUTION

Released:

Function and Biology Details

Reaction catalysed:
GTP + molybdenum cofactor = diphosphate + guanylyl molybdenum cofactor
Biochemical function:
Cellular component:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Molybdenum cofactor guanylyltransferase Chain: A
Molecule details ›
Chain: A
Length: 201 amino acids
Theoretical weight: 22.59 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
UniProt:
  • Canonical: P32173 (Residues: 1-194; Coverage: 100%)
Gene names: JW3829, b3857, chlB, mob, mobA, narB
Sequence domains: MobA-like NTP transferase domain
Structure domains: Spore Coat Polysaccharide Biosynthesis Protein SpsA; Chain A

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID14-2
Spacegroup: P21212
Unit cell:
a: 76.574Å b: 41.758Å c: 54.528Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.184 0.184 0.213
Expression system: Escherichia coli