› 3b8b

X-ray diffraction
1.7Å resolution

Crystal structure of CysQ from Bacteroides thetaiotaomicron, a bacterial member of the inositol monophosphatase family

Released:
DOI: 10.2210/pdb3b8b/pdb
PDB entry 3b8b coloured by chain, front view.
PDB entry 3b8b coloured by chain, side view.
PDB entry 3b8b coloured by chain, top view.
Source organism: Bacteroides thetaiotaomicron VPI-5482
Entry authors: Cuff ME, Mulligan R, Abdullah J, Joachimiak A, Midwest Center for Structural Genomics (MCSG)

Function and Biology Details

Reaction catalysed: 
Adenosine 3',5'-bisphosphate + H(2)O = adenosine 5'-phosphate + phosphate
Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-183796 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
3'(2'),5'-bisphosphate nucleotidase CysQ Chain: A
Molecule details ›
Chain: A
Length: 292 amino acids
Theoretical weight: 32.97 KDa
Source organism: Bacteroides thetaiotaomicron VPI-5482
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q8AAQ3 (Residues: 1-268; Coverage: 100%)
Gene names: BT_0411, cysQ
Sequence domains: Inositol monophosphatase family
Structure domains:

Ligands and Environments

2 bound ligands:
Ligand SO4 6 x SO4
Ligand CL 1 x CL
2 modified residues:
Ligand MSE 8 x MSE
Ligand CSO 1 x CSO

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P6122
Unit cell:
a: 93.927Å b: 93.927Å c: 140.783Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.167 0.166 0.188
Expression system: Escherichia coli BL21(DE3)

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