>tr|Q4FK25|Q4FK25_MOUSE Proteasome subunit beta OS=Mus musculus GN=Psmb9 MLRAGAPTAGSFRTEEVHTGTTIMAVEFDGGVVVGSDSRVSAGTAVVNRVFDKLSPLHQR IFCALSGSAADAQAIADMAAYQLELHGLELEEPPLVLAAANVVKNISYKYREDLLAHLIV AGWDQREGGQVYGTMGGMLIRQPFTIGGSGSSYIYGYVDAAYKPGMTPEECRRFTTNAIT LAMNRDGSSGGVIYLVTITAAGVDHRVILGDELPKFYDE