Function and Biology

Structure of the carbamate kinase-like carbamoyl phosphate synthetase from the hyperthermophilic archaeon Pyrococcus furiosus bound to ADP

Source organism: Pyrococcus furiosus
Biochemical function: kinase activity
Biological process: arginine deiminase pathway
Cellular component: cytosol

EC 2.7.2.2: Carbamate kinase

Reaction catalysed:
(1a) ATP + carbamate = ADP + carbamoyl phosphate
Systematic name:
ATP:carbamate phosphotransferase
Alternative Name(s):
  • CKase
  • Carbamoyl phosphokinase
  • Carbamyl phosphokinase

Sequence family

Pfam Protein family (Pfam)
PF00696
Domain description: Amino acid kinase family
Occurring in:
  1. Carbamate kinase
The deposited structure of PDB entry 1e19 contains 2 copies of Pfam domain PF00696 (Amino acid kinase family) in Carbamate kinase. Showing 1 copy in chain A.

InterPro InterPro annotations
IPR003964
Domain description: Carbamate kinase
Occurring in:
  1. Carbamate kinase
IPR036393
Domain description: Acetylglutamate kinase-like superfamily
Occurring in:
  1. Carbamate kinase
IPR001048
Domain description: Aspartate/glutamate/uridylate kinase
Occurring in:
  1. Carbamate kinase

Structure domain

CATH CATH domain
3.40.1160.10
Class: Alpha Beta
Architecture: 3-Layer(aba) Sandwich
Topology: Carbamate kinase
Homology: Acetylglutamate kinase-like
Occurring in:
  1. Carbamate kinase
The deposited structure of PDB entry 1e19 contains 2 copies of CATH domain 3.40.1160.10 (Carbamate kinase) in Carbamate kinase. Showing 1 copy in chain A.
SCOP SCOP annotation
53634
Class: Alpha and beta proteins (a/b)
Fold: Carbamate kinase-like
Superfamily: Carbamate kinase-like
Occurring in:
  1. Carbamate kinase
The deposited structure of PDB entry 1e19 contains 2 copies of SCOP domain 53634 (Carbamate kinase) in Carbamate kinase. Showing 1 copy in chain A.