>tr|A6KNN4|A6KNN4_RAT Cytochrome c oxidase subunit OS=Rattus norvegicus GN=Cox6b2 MLGVQAQMPAPGQWTTPPFDPRFPNQNQTRNCYQNFLDYHRCVKTMDRRGKNTQACDYYF RVFHSLCPVSWVQRWNEQIKQGTFPGKI