› 2iir

X-ray diffraction
3.3Å resolution

Acetate kinase from a hypothermophile Thermotoga maritima

Released:
DOI: 10.2210/pdb2iir/pdb
PDB entry 2iir coloured by chain, front view.
PDB entry 2iir coloured by chain, side view.
PDB entry 2iir coloured by chain, top view.
Source organism: Thermotoga maritima
Entry authors: Mukhopadhyay S, Hasson MS, Sanders DA

Function and Biology Details

Reaction catalysed: 
ATP + acetate = ADP + acetyl phosphate
Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-194491 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Acetate kinase Chains: A, B, C, D, E, F, G, H, I, J
Molecule details ›
Chains: A, B, C, D, E, F, G, H, I, J
Length: 403 amino acids
Theoretical weight: 44.87 KDa
Source organism: Thermotoga maritima
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: Q9WYB1 (Residues: 1-403; Coverage: 100%)
Gene names: TM_0274, ackA
Sequence domains: Acetokinase family
Structure domains: Nucleotidyltransferase; domain 5

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 14-BM-C
Spacegroup: C2221
Unit cell:
a: 105.434Å b: 300.333Å c: 334.898Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.23 0.229 0.253
Expression system: Escherichia coli BL21

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