› 3tnb

X-ray diffraction
1.6Å resolution

Crystal structure of GkaP mutant G209D/R230H from Geobacillus kaustophilus HTA426

Released:
DOI: 10.2210/pdb3tnb/pdb
PDB entry 3tnb coloured by chain, front view.
PDB entry 3tnb coloured by chain, side view.
PDB entry 3tnb coloured by chain, top view.
Source organism: Geobacillus kaustophilus HTA426
Entry authors: An J, Zhang Z, Zhang Y, Feng Y, Wu G

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-177400 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Phosphotriesterase Chains: A, B
Molecule details ›
Chains: A, B
Length: 360 amino acids
Theoretical weight: 40.08 KDa
Source organism: Geobacillus kaustophilus HTA426
Expression system: Escherichia coli
UniProt:
  • Canonical: Q5KZU5 (Residues: 1-326; Coverage: 100%)
Gene name: GK1506
Sequence domains: Phosphotriesterase family
Structure domains: Metal-dependent hydrolases

Ligands and Environments

1 bound ligand:
Ligand CO 4 x CO
1 modified residue:
Ligand KCX 2 x KCX

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRF BEAMLINE BL17U
Spacegroup: P21
Unit cell:
a: 51.293Å b: 88.8Å c: 89.314Å
α: 90° β: 98.86° γ: 90°
R-values:
R R work R free
0.178 0.177 0.192
Expression system: Escherichia coli

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