› 2qik

X-ray diffraction
1.35Å resolution

Crystal structure of YkqA from Bacillus subtilis. Northeast Structural Genomics Target SR631

Released:
DOI: 10.2210/pdb2qik/pdb
PDB entry 2qik coloured by chain, front view.
PDB entry 2qik coloured by chain, side view.
PDB entry 2qik coloured by chain, top view.
Source organism: Bacillus subtilis
Entry authors: Benach J, Chen Y, Forouhar F, Seetharaman J, Baran MC, Cunningham K, Ma L-C, Owens L, Chen CX, Rong X, Janjua H, Acton TB, Montelione GT, Tong L, Hunt JF, Northeast Structural Genomics Consortium (NESG)

Function and Biology Details

Biochemical function:
Biological process:
  • not assigned
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-153941 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Putative gamma-glutamylcyclotransferase YkqA Chain: A
Molecule details ›
Chain: A
Length: 285 amino acids
Theoretical weight: 33.06 KDa
Source organism: Bacillus subtilis
Expression system: Escherichia coli
UniProt:
  • Canonical: P39759 (Residues: 1-277; Coverage: 100%)
Gene names: BSU14500, ykqA, ylxU, yzaB
Sequence domains:
Structure domains: Gamma-glutamyl cyclotransferase-like

Ligands and Environments

1 bound ligand:
Ligand CIT 1 x CIT
1 modified residue:
Ligand MSE 6 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X4A
Spacegroup: P21
Unit cell:
a: 38.577Å b: 62.131Å c: 55.527Å
α: 90° β: 101.69° γ: 90°
R-values:
R R work R free
0.133 0.131 0.176
Expression system: Escherichia coli

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