Myosin Heavy Chains

**Definition:** 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.

**Tree numbers:** - D05.750.078.730.475.100 - D08.811.277.040.025.193.750.249 - D12.776.210.500.600.100 - D12.776.220.525.475.100

**Synonyms:** - Myosin Heavy Chain