>AF_AFQ3SZE5F1_1|Chain A|Myosin regulatory light chain 2, ventricular/cardiac muscle isoform|Bos taurus (9913) MSPKKAKKRAEGANYNVFSMFEQTQIQEFKEAFTIMDQNRDGFIDKNDLRDTFAALGRVNVKNEEIDEMLKEAPGPINFTVFLQMFGEKLKGADPEETILNAFKVFDPEGKGVLKADYIKEMLTTQAERFSKEEIDQMFAAFPPDVTGNLDYKNLVHIITHGEEKD