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CATH Classification

Domain Context

CATH Clusters

Superfamily Calcium-transporting ATPase, transmembrane domain
Functional Family Sodium/potassium-transporting ATPase subunit alpha

Enzyme Information

7.2.2.19
H(+)/K(+)-exchanging ATPase.
based on mapping to UniProt P19156
ATP + H(2)O + H(+)[side 1] + K(+)[side 2] = ADP + phosphate + H(+)[side 2] + K(+)[side 1].
-!- A P-type ATPase that undergoes covalent phosphorylation during the transport cycle. -!- A gastric mucosal enzyme that catalyzes the efflux of one H(+) and the influx of one K(+) per ATP hydrolyzed. -!- Formerly EC 3.6.1.36 and EC 3.6.3.10.

UniProtKB Entries (1)

P19156
ATP4A_PIG
Sus scrofa
Potassium-transporting ATPase alpha chain 1

PDB Structure

PDB 5YLV
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Crystal structures of the gastric proton pump
Abe, K., Irie, K., Nakanishi, H., Suzuki, H., Fujiyoshi, Y.
Nature
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