› 4mya

X-ray diffraction
1.9Å resolution

Crystal Structure of the Inosine 5'-monophosphate Dehydrogenase with an Internal Deletion of the CBS Domain from Bacillus anthracis str. Ames complexed with inhibitor A110

Released:
DOI: 10.2210/pdb4mya/pdb
PDB entry 4mya coloured by chain, front view.
PDB entry 4mya coloured by chain, side view.
PDB entry 4mya coloured by chain, top view.
Source organism: Bacillus anthracis str. Ames
Entry authors: Kim Y, Makowska-Grzyska M, Gu M, Gorla SK, Hedstrom L, Anderson WF, Joachimiak A, CSGID, Center for Structural Genomics of Infectious Diseases (CSGID)

Function and Biology Details

Reaction catalysed: 
Inosine 5'-phosphate + NAD(+) + H(2)O = xanthosine 5'-phosphate + NADH
Biochemical function:
Biological process:
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-105723 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Inosine-5'-monophosphate dehydrogenase Chains: A, B
Molecule details ›
Chains: A, B
Length: 384 amino acids
Theoretical weight: 40.71 KDa
Source organism: Bacillus anthracis str. Ames
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: A0A6L8P2U9 (Residues: 1-91, 221-487; Coverage: 74%)
Gene names: GBAA_0008, guaB
Sequence domains: IMP dehydrogenase / GMP reductase domain
Structure domains: Aldolase class I

Ligands and Environments

3 bound ligands:
Ligand IMP 2 x IMP
Ligand 2EY 2 x 2EY
Ligand GOL 3 x GOL
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P4
Unit cell:
a: 110.852Å b: 110.852Å c: 56.258Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.149 0.147 0.184
Expression system: Escherichia coli BL21

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