The larger subunits of MYOSINS. The heavy chains have a molecular weight of about 230 kDa and each heavy chain is usually associated with a dissimilar pair of MYOSIN LIGHT CHAINS. The heavy chains possess actin-binding and ATPase activity.
Entry Term(s)
Myosin Heavy Chain
Registry Numbers
EC 3.6.4.1
Previous Indexing
Myosin (1971-1995)
Public MeSH Note
1996; for MYOSIN HEAVY CHAIN see MYOSINS 1982-1995
History Note
1996; for MYOSIN HEAVY CHAIN use MYOSINS 1982-1995
The larger subunits of MYOSINS. The heavy chains have a molecular weight of about 230 kDa and each heavy chain is usually associated with a dissimilar pair of MYOSIN LIGHT CHAINS. The heavy chains possess actin-binding and ATPase activity.