>tr|B2YKU2|B2YKU2_HUMAN cytochrome-c oxidase (Fragment) OS=Homo sapiens OX=9606 GN=COX2 PE=3 SV=1 NRVVLPIEAPIRMMITSQDVLHSWAVPTLGLKTDAIPGRLNQTTFTATRPGVYYGQCSEI CGANHSFMPIVLELIPLKIFEMGPVFTL