>tr|A0A342ZZF2|A0A342ZZF2_9CHON Cytochrome c oxidase subunit 2 OS=Squalus formosus GN=COX2 MAHPSQLGFQDAASPVMEELLHFHDHTLMIVFLISTLVLYIIMAMVSTKLTNKYILDSQE IEIVWTILPAVILIMIALPSLRILYLMDEINDPHLTIKAMGHQWYWSYEYTDYEDLGFDS YMIQTQDLTPGQFRLLETDHRMVVPMESPIRVLVSAEDVLHSWTVPALGVKMDAVPGRLN QTAFIISRPGVYYGQCSEICGANHSFMPIVVEAVPLEHFESWSSLMLEEA