>tr|R9RPC8|R9RPC8_BALPH Cytochrome c oxidase subunit 2 OS=Balaenoptera physalus GN=COX2 MAYPFQLGFQDAASPIMEELLHFHDHTLMIVFLISSLVLYIITLMLTTKLTHTSTMDAQE VETVWTILPAIILILIALPSLRILYMMDEVNNPSLTVKTMGHQWYWSYEYTDYEDLSFDS YMIPTSDLKPGELRLLEVDNRVVLPMEMTIRMLVSSEDVLHSWAVPSLGLKTDAIPGRLN QTTLMSTRPGLFYGQCSEICGSNHSFMPIVLELVPLEVFEKWSVSML