>sp|Q91W29|COX42_MOUSE Cytochrome c oxidase subunit 4 isoform 2, mitochondrial OS=Mus musculus OX=10090 GN=Cox4i2 PE=1 SV=1 MFSRAARSLVMRTGLRTRGTGTHSPGDAAGSQRRMTPYVDCYAQRSYPMPDEPFCTELSE EQRALKEKEKGSWTQLSQAEKVALYRLQFHETFAEMNHRSNEWKTVMGCVFFFIGFTALV IWWQRVYVFPKKVVTLTEERKAQQLQRLLDMKSNPIQGLAAHWDYEKKEWKK