| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| Q93Z32 | Signal peptide peptidase-like 1; AtSPPL1; EC 3.4.23.-; | SPPL1; At4g33410; | NP_567918.1; | 372 | arabidopsis |
| Q8W469 | Signal peptide peptidase-like 2; AtSPPL2; EC 3.4.23.-; | SPPL2; At1g63690; | NP_564815.1; | 540 | arabidopsis |
| Q4V3B8 | Signal peptide peptidase-like 3; AtSPPL3; EC 3.4.23.-; | SPPL3; At2g43070 At2g43105; | NP_850383.2; | 540 | arabidopsis |
| Q0WMJ8 | Signal peptide peptidase-like 4; AtSPPL4; EC 3.4.23.-; | SPPL4; At1g01650; | NP_171671.2; | 540 | arabidopsis |
| Q9MA44 | Signal peptide peptidase-like 5; AtSPPL5; EC 3.4.23.-; | SPPL5; At1g05820; | NP_172073.2; | 536 | arabidopsis |
| O81062 | Signal peptide peptidase; AtSPP; EC 3.4.23.-; Intramembrane protease; IMP; IMPAS; | SPP; At2g03120; | NP_565294.1; | 344 | arabidopsis |
| Q9FE17 | NAD-dependent protein deacetylase SRT1; EC 3.5.1.-; Regulatory protein SIR2 homolog 1; SIR2-like protein 1; | SRT1; At5g55760; | NP_200387.1; | 473 | arabidopsis |
| Q94AQ6 | NAD-dependent protein deacetylase SRT2; EC 3.5.1.-; Regulatory protein SIR2 homolog 2; | SRT2; At5g09230; | NP_001078550.1;NP_568207.1;NP_850795.1;NP_974753.1; | 373 | arabidopsis |
| O64483 | Senescence-induced receptor-like serine/threonine-protein kinase; FLG22-induced receptor-like kinase 1; | SIRK; FRK1; At2g19190; | NP_179509.1; | 876 | arabidopsis |
| Q9LZ66 | Sulfite reductase [ferredoxin], chloroplastic; AtSiR; EC 1.8.7.1; | SIR; At5g04590; | NP_196079.1; | 642 | arabidopsis |
| Q8GYT9 | E3 ubiquitin-protein ligase SIS3; EC 6.3.2.-; Protein SUGAR INSENSITIVE 3; | SIS3; At3g47990; | NP_190382.2; | 358 | arabidopsis |
| Q680Q4 | E3 SUMO-protein ligase SIZ1; EC 6.3.2.-; | SIZ1; At5g60410 At5g60420; | NP_001032108.1;NP_001032109.2;NP_001119465.1;NP_200849.2;NP_974969.1; | 884 | arabidopsis |
| Q9SJ05 | Shikimate kinase 1, chloroplastic; AtSK1; EC 2.7.1.71; | SK1; At2g21940; | NP_001077938.1;NP_179785.2;NP_973507.2; | 303 | arabidopsis |
| Q8GY88 | Shikimate kinase 2, chloroplastic; AtSK2; EC 2.7.1.71; | SK2; At4g39540; | NP_195664.2;NP_974715.1; | 300 | arabidopsis |
| Q9LZZ7 | Spindle and kinetochore-associated protein 1 homolog; | At3g60660; | NP_191625.1; | 272 | arabidopsis |
| Q8L736 | F-box/kelch-repeat protein SKIP11; SKP1-interacting partner 11; | SKIP11; At2g02870; | NP_001030959.1;NP_001030960.1;NP_178390.1; | 467 | arabidopsis |
| Q9LU91 | F-box protein SKIP14; SKP1-interacting partner 14; | SKIP14; At3g26000; | NP_566787.1; | 453 | arabidopsis |
| O49279 | SKP1-interacting partner 15; F-box only protein 3; | SKIP15; FBX3; At1g76920; | NP_565142.1; | 374 | arabidopsis |
| Q9LND7 | F-box protein SKIP16; SKP1-interacting partner 16; | SKIP16; At1g06110; | NP_563759.1; | 436 | arabidopsis |
| Q0WRC9 | F-box protein SKIP17; SKP1-interacting partner 17; | SKIP17; At4g02740; | NP_192183.2; | 479 | arabidopsis |
