Myosin ATPase

Myosin ATPase
Identifiers
EC no.3.6.4.1
Databases
IntEnzIntEnz view
BRENDABRENDA entry
ExPASyNiceZyme view
KEGGKEGG entry
MetaCycmetabolic pathway
PRIAMprofile
PDB structuresRCSB PDB PDBe PDBsum
Search
PMCarticles
PubMedarticles
NCBIproteins

Myosin ATPase (EC 3.6.4.1) is an enzyme with systematic name ATP phosphohydrolase (actin-translocating).[1][2][3] This enzyme catalyses the following chemical reaction:

ATP + H2O ADP + phosphate

ATP hydrolysis provides energy for actomyosin contraction.

  1. ^ Rayment I (July 1996). "The structural basis of the myosin ATPase activity". The Journal of Biological Chemistry. 271 (27): 15850–3. doi:10.1074/jbc.271.27.15850. PMID 8663496.
  2. ^ Hasson T, Mooseker MS (July 1996). "Vertebrate unconventional myosins". The Journal of Biological Chemistry. 271 (28): 16431–4. doi:10.1074/jbc.271.28.16431. PMID 8690736.
  3. ^ Murphy CT, Spudich JA (March 1999). "The sequence of the myosin 50-20K loop affects Myosin's affinity for actin throughout the actin-myosin ATPase cycle and its maximum ATPase activity". Biochemistry. 38 (12): 3785–92. doi:10.1021/bi9826815. PMID 10090768.