| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species | 
| F4JKK0 | Probable E3 ubiquitin ligase SUD1; EC 6.3.2.-; Protein ECERIFERUM 9; Protein SUPPRESSOR OF DRY2 DEFFECTS 1; AtSUD1; RING/U-box domain-containing protein; | SUD1; CER9; At4g34100; | NP_001119113.1;NP_195136.3; | 1108 | arabidopsis | 
| Q9C5G0 | Protein SUPPRESSOR OF FRI 4; | SUF4; At1g30970; | NP_001077634.1;NP_564369.1; | 367 | arabidopsis | 
| Q9FXE3 | SufE-like protein 2, chloroplastic; Protein SULFUR E 2; | SUFE2; At1g67810; | NP_176947.1; | 258 | arabidopsis | 
| Q84W65 | SufE-like protein, chloroplastic; Protein EMBRYO DEFECTIVE 1374; Protein SULFUR E; AtSUFE; Protein SULFUR E 1; AtSUFE1; | SUFE; EMB1374 SUFE1; At4g26500; | NP_194380.1; | 371 | arabidopsis | 
| Q94C11 | SURP and G-patch domain-containing protein 1-like protein; Splicing factor 4-like protein; SF4-like protein; | At3g52120; | NP_566957.1; | 443 | arabidopsis | 
| P41568 | Protein translation factor SUI1 homolog 1; | At4g27130; | NP_194443.1; | 113 | arabidopsis | 
| Q94JV4 | Protein translation factor SUI1 homolog 2; | At1g54290; | NP_175831.1; | 113 | arabidopsis | 
| P55852 | Small ubiquitin-related modifier 1; AtSUMO1; Ubiquitin-like protein SMT3; | SUMO1; SMT3 SUM1; At4g26840; | NP_194414.1; | 100 | arabidopsis | 
| Q9FLP6 | Small ubiquitin-related modifier 2; AtSUMO2; | SUMO2; SUM2; At5g55160; | NP_200327.1; | 103 | arabidopsis | 
| Q9FLP5 | Small ubiquitin-related modifier 3; AtSUMO3; | SUMO3; SUM3; At5g55170; | NP_200328.1; | 111 | arabidopsis | 
| Q9FKC5 | Putative small ubiquitin-related modifier 4; AtSUMO4; | SUMO4; SUM4; At5g48710; | NP_199682.1; | 114 | arabidopsis | 
| Q8VZI7 | Small ubiquitin-related modifier 5; AtSUMO5; | SUMO5; SUM5; At2g32765; | NP_565752.1; | 108 | arabidopsis | 
| Q9FKC6 | Putative small ubiquitin-related modifier 6; AtSUMO6; | SUMO6; SUM6; At5g48700; | NP_199681.1; | 117 | arabidopsis | 
| Q3E8A8 | Putative small ubiquitin-related modifier 7; AtSUMO7; | SUMO7; SUM7; At5g55855; | NP_680440.1; | 95 | arabidopsis | 
| B3H5R8 | Putative small ubiquitin-related modifier 8; AtSUMO8; | SUMO8; SUM8; At5g55856; | NP_001119444.1; | 97 | arabidopsis | 
| Q9S850 | Sulfite oxidase; EC 1.8.3.1; Moco-containing protein AtMCP; At-SO; AtSOX; | SOX; MCP; At3g01910; | NP_186840.1; | 393 | arabidopsis | 
| Q38895 | Transcriptional regulator SUPERMAN; | SUP; FLO10; At3g23130; | NP_188954.1; | 204 | arabidopsis | 
| Q9SIV0 | S-alkyl-thiohydroximate lyase SUR1; EC 4.4.1.-; Protein ABERRANT LATERAL ROOT FORMATION 1; Protein HOOKLESS 3; Protein ROOTY; Protein ROOTY 1; Protein SUPERROOT 1; | SUR1; ALF1 HLS3 RTY RTY1; At2g20610; | NP_179650.1;NP_973489.1; | 462 | arabidopsis | 
| Q9SE51 | Surfeit locus protein 1; Surfeit 1; Cytochrome c oxidase assembly protein SURF1; Protein EMBRYO DEFECTIVE 3121; Surfeit locus 1 cytochrome c oxidase biogenesis protein; | SURF1; EMB3121; At3g17910; | NP_566592.1; | 354 | arabidopsis | 
| Q9LP74 | Surfeit locus protein 1-like; Surfeit 1-like; Cytochrome c oxidase assembly protein SURF1-like; | At1g48510; | NP_175284.2; | 384 | arabidopsis | 


