› 1xkn

X-ray diffraction
1.6Å resolution

Crystal Structure of the Putative Peptidyl-arginine Deiminase from Chlorobium tepidum, NESG Target CtR21

Released:
DOI: 10.2210/pdb1xkn/pdb
PDB entry 1xkn coloured by chain, front view.
PDB entry 1xkn coloured by chain, side view.
PDB entry 1xkn coloured by chain, top view.
Source organism: Chlorobaculum tepidum TLS
Entry authors: Forouhar F, Befeler AR, Vorobiev SM, Hussain M, Ciano M, Acton TB, Montelione GT, Hunt JF, Tong L, Northeast Structural Genomics Consortium (NESG)

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
  • not assigned
Sequence domain:
Structure domain:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-185112 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Agmatine deiminase Chain: A
Molecule details ›
Chain: A
Length: 355 amino acids
Theoretical weight: 40.68 KDa
Source organism: Chlorobaculum tepidum TLS
Expression system: Escherichia coli
UniProt:
  • Canonical: Q8KCB6 (Residues: 1-347; Coverage: 100%)
Gene name: CT1508
Sequence domains: Porphyromonas-type peptidyl-arginine deiminase
Structure domains: L-arginine/glycine Amidinotransferase; Chain A

Ligands and Environments

2 bound ligands:
Ligand NA 1 x NA
Ligand CL 1 x CL
1 modified residue:
Ligand MSE 9 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X4A
Spacegroup: P212121
Unit cell:
a: 49.118Å b: 82.372Å c: 85.719Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.18 0.18 0.196
Expression system: Escherichia coli

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