>tr|A0A8A6NMQ4|A0A8A6NMQ4_9CHON Cytochrome c oxidase subunit 2 OS=Squalus blainville GN=COX2 MAHPSQLGFQDAASPVMEELLHFHDHTLMIVFLISTLVLYIIMAMVSTKLTNKYILDSQE IEIVWTILPAVILIMIALPSLRILYLMDEINDPHLTIKAMGHQWYWSYEYTDYEDLGFDS YMIQTQDLTPGQFRLLETDHRMVVPMESPIRVLVSAEDVLHSWTVPALGVKMDAVPGRLN QTAFIISRPGVYYGQCSEICGANHSFMPIVVEAVPLEHFESWSSLMLEEA