THE YEAST 26 S PROTEASOME

Table: Subunits of the proteasome

Nomen- 
clature
Synonyms Systematic 
name
MW 
(kDa)
Length 
(amino
acids)
PI Human 
ortholog
Bovine/ 
human 
ortholog
Other homolog Identity 
Yeast- 
human
(%)
Rpt1 Yta3/Cim5 YKL145w 52.0 467 5.32 S7/Mss1     76
Rpt2 Yta5 YDL007w 48.8 437 5.78 S4 p56 mts2 71
Rpt3 Yta2/Ynt1 YDR394w 48.0 428 5.38 S6/Tbp7 p48 MS73 66
Rpt4 Sug2/Crl13 YOR259c 49.4 437 5.53 S10b p42 CADp44 67
Rpt5 Yta1 YOR117w 48.2 434 4.93 S6*/Tbp1     68
Rpt6 Sug1/Cim3 YGL048c 49.8 434 5.90 S8/Trip1 p45 m56 74
Rpn1 Hrd2/Nas1 YHR027c 109.4 993 4.32 S2-Trap2 p97 mts4 41
Rpn2 Sen3 YIL075c 104.3 945 5.92 S1 p112   41
Rpn3 Sun2 YER021w 60.4 523 5.37 S3 p58   21.5
Rpn4 Son1/Ufd5 YDL020c 60.1 531 5.20        
Rpn5   YDL147w 51.8 445 5.79   p55   40
Rpn6 NAS5 YDL097c 49.8 434 5.90 S9 p44.5   41
Rpn7   YPR108w 49.0 429 5.16 S10 p44   36
Rpn8 NAS3 YOR261c 38.3 338 5.43 S12 p40 MOV-34 47
Rpn9 RPN8 YDR427w 45.9 394 5.51     dbEST 42
Rpn10 Mcb1/Sun1 YHR200w 29.7 268 4.73 S5a   Mbp1/p54 34
Rpn11 Mpr1 YFR004w 34.4 306 5.66 Poh1   pad1 65.5
Rpn12 Nin1 YFR052w 31.9 274 4.80 S14 p31 mts3 32
Scl1 YC7/Y8 alpha1 YGL011c 24.0 215 5.81 iota      
Pre8 Y7 alpha2 YML092c 27.2 250 5.56 C3      
Pre9 Y13 alpha3 YGR135w 28.7 258 5.12 C9      
Pre6 alpha4 YOL038w 28.4 254 7.21 C6      
Pup2 alpha5 YGR253c 28.6 260 4.51 zeta      
Pre5 alpha6 YMR314w 25.6 234 7.21 C2      
Pre10 (+P) C1 alpha7 YOR362c 31.4 287 4.99 C8      
Pre3 (PGPH) beta1 YJL001w 16.2 147 4.73 LMP2 RING12    
Pup1 beta2 YOR157c 25.0 232 6.29 MECL-1      
Pup3 beta3/yscE YER094c 22.6 205 5.02 C10   RC10-II  
Pre1 C11beta4 YER012w 22.5 198 6.03 C/      
Pre2 beta5 YPR103w 23.3 212 6.16 LMP7 RING10    
Pre7 beta6 YBL041w 24.8 222 6.47 C5      
Pre4 beta7 YFR050c 25.9 233 5.91 N3      

 

 Ubi-proteasome_PACE.jpg (110931 Byte)

    For a full complement of yeast genes with potential PACE boxes:  PACE catalogue  or YTFD

 RPT_promoters_2.jpg (80925 Byte)