>gi|23110932 proteasome beta 9 subunit isoform 2 proprotein [Homo sapiens] MLRAGEVHTGTTIMAVEFDGGVVMGSDSRVSAGEAVVNRVFDKLSPLHER IYCALSGSAADAQAVADMAAYQLELHGIELEEPPLVLAAANVVRNISYKY REDLSAHLMVAGWDQREGGQVYGTLGGMLTRQPFAIGGSGSTFIYGYVDA AYKPGMSPEECRRFTTDAIALAMSRDGSSGGVIYLVTITAAGVDHRVILG NELPKFYDE