› 3kbq

X-ray diffraction
2Å resolution

The crystal structure of the protein CinA with unknown function from Thermoplasma acidophilum

Released:
DOI: 10.2210/pdb3kbq/pdb
PDB entry 3kbq coloured by chain, front view.
PDB entry 3kbq coloured by chain, side view.
PDB entry 3kbq coloured by chain, top view.
Source organism: Thermoplasma acidophilum
Entry authors: Zhang R, Li H, Bearden J, Joachimiak A, Midwest Center for Structural Genomics (MCSG)

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-190882 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Protein Ta0487 Chains: A, B
Molecule details ›
Chains: A, B
Length: 172 amino acids
Theoretical weight: 18.55 KDa
Source organism: Thermoplasma acidophilum
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: Q9HKV6 (Residues: 2-170; Coverage: 66%)
Gene name: Ta0487
Sequence domains: Probable molybdopterin binding domain
Structure domains: MoaB/Mog-like domain

Ligands and Environments

1 bound ligand:
Ligand SO4 1 x SO4
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P21212
Unit cell:
a: 143.596Å b: 39.718Å c: 55.946Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.205 0.203 0.241
Expression system: Escherichia coli BL21

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