PSMB5 GI:4506201 proteasome beta 5 subunit isoform 1 1 malasvlerp lpvnqrgffg lggradlldl gpgslsdgls laapgwgvpe 50 51 epgiemlhgt ttlafkfrhg vivaadsrat agayiasqtv kkvieinpyl 100 101 lgtmaggaad csfwerllar qcriyelrnk erisvaaask llanmvyqyk 150 151 gmglsmgtmi cgwdkrgpgl yyvdsegnri sgatfsvgsg svyaygvmdr 200 201 gysydleveq aydlarraiy qatyrdaysg gavnlyhvre dgwirvssdn 250 251 vadlhekysg stp