| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species | 
| Q08235 | Ribosome biogenesis protein BRX1; | BRX1; YOL077C; | NP_014565.2; | 291 | yeast | 
| Q12140 | Bypass of stop codon protein 1; | BSC1; YDL037C; | NP_010247.1; | 328 | yeast | 
| Q05611 | Bypass of stop codon protein 2; | BSC2; YDR275W; | NP_010561.1; | 235 | yeast | 
| O13558 | Putative uncharacterized protein BSC3; | BSC3; YLR465C; | NULL | 102 | yeast | 
| P53841 | Bypass of stop codon protein 4; | BSC4; YNL269W; | NP_014130.1; | 131 | yeast | 
| P53755 | Bypass of stop codon protein 5; | BSC5; YNR069C; | NP_014467.3; | 489 | yeast | 
| Q08280 | Bypass of stop codon protein 6; | BSC6; YOL137W; | NP_014504.1; | 497 | yeast | 
| P38356 | Metal homeostatis protein BSD2; Bypass SOD defects protein 2; | BSD2; YBR290W; | NP_009849.1; | 321 | yeast | 
| Q06604 | Protein BSP1; Binding of synaptojanin polyphosphoinositide phosphatase domain protein 1; | BSP1; YPR171W; | NP_015497.1; | 576 | yeast | 
| P43571 | GPI inositol-deacylase; EC 3.1.-.-; Bypass of SEC30 protein 1; | BST1; YFL025C; | NP_116628.1; | 1029 | yeast | 
| P47040 | Protein BTN1; | YHC3; BTN1; YJL059W; | NP_012476.1; | 408 | yeast | 
| P53286 | Protein BTN2; Batten disease protein 2; | BTN2; YGR142W; | NP_011658.3; | 410 | yeast | 
| P41695 | Checkpoint serine/threonine-protein kinase BUB1; EC 2.7.11.1; | BUB1; YGR188C; | NP_011704.3; | 1021 | yeast | 
| P26448 | Mitotic check point protein BUB2; Cell cycle arrest protein BUB2; | BUB2; YMR055C; | NP_013771.1; | 306 | yeast | 
| P26449 | Cell cycle arrest protein BUB3; | BUB3; YOR026W; | NP_014669.1; | 341 | yeast | 
| P27637 | Bud site selection protein 14; | BUD14; YAR014C; | NP_009408.3; | 709 | yeast | 
| P39988 | Putative pyridoxal kinase BUD16; EC 2.7.1.35; Bud site selection protein 16; | BUD16; YEL029C; | NP_010885.1; | 312 | yeast | 
| P53727 | Putative pyridoxal kinase BUD17; EC 2.7.1.35; Bud site selection protein 17; | BUD17; YNR027W; | NP_014424.1; | 317 | yeast | 
| O94143 | Putative uncharacterized protein BUD19; | BUD19; YJL188C; | NULL | 102 | yeast | 
| Q08004 | Bud site selection protein 20; | BUD20; YLR074C; | NP_013175.1; | 166 | yeast | 


