› 2cmu

X-ray diffraction
2.5Å resolution

Crystal structure of a putative peptidyl-arginine deiminase

Released:
DOI: 10.2210/pdb2cmu/pdb
PDB entry 2cmu coloured by chain, front view.
PDB entry 2cmu coloured by chain, side view.
PDB entry 2cmu coloured by chain, top view.
Source organism: Helicobacter pylori 26695
Entry authors: Rajashankar KR, Kniewel R, Solorzano V, Lima CD, New York Structural GenomiX Research Consortium (NYSGXRC)

Function and Biology Details

Reaction catalysed: 
L-arginine + H(2)O = L-citrulline + NH(3)
Biochemical function:
Biological process:
Cellular component:
  • not assigned
Sequence domain:
Structure domain:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-127688 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Agmatine deiminase Chain: A
Molecule details ›
Chain: A
Length: 342 amino acids
Theoretical weight: 39.35 KDa
Source organism: Helicobacter pylori 26695
Expression system: Escherichia coli B
UniProt:
  • Canonical: O24890 (Residues: 1-330; Coverage: 100%)
Gene name: HP_0049
Sequence domains: Porphyromonas-type peptidyl-arginine deiminase
Structure domains: L-arginine/glycine Amidinotransferase; Chain A

Ligands and Environments

No bound ligands
1 modified residue:
Ligand MSE 8 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X4A
Spacegroup: P3221
Unit cell:
a: 52.049Å b: 52.049Å c: 248.022Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.188 0.188 0.236
Expression system: Escherichia coli B

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