>2fxo_C mol:protein length:129 Myosin heavy chain, cardiac muscle beta isoformGSSPLLKSAEREKEMASMKEEFTRLKEALEKSEARRKELEEKMVSLLQEKNDLQLQVQAEQDNLADAEERCDQLIKNKIQLEAKVKEMNKRLEDEEEMNAELTAKKRKLEDECSELKRDIDDLELTLAK