>tr|A0A6P5QQF2|A0A6P5QQF2_MUSCR Myosin regulatory light chain 2, atrial isoform OS=Mus caroli GN=Myl7 MASRKAGTRGKAAATKQAQRGSSNVFSMFEQAQIQEFKEAFSCIDQNRDGIICKSDLKET YSQLGRVSVPEEELDAMLQEGKGPINFTVFLTLFGEKLNGTDPEEAILSAFRMFDPSGQG VVNKEEFKQLLMTQADKFSPAEVEQLFALTPMDLAGNIDYKSLCYIITHGDEKEE