| Putative competence-damage inducible protein | cinA SPy_2117 M5005_Spy1800 | Q99XP1 | 1 |
| Putative copper homeostasis lipoprotein | cutF YPO1067 | Q7CH24 | 1 |
| Putative copper resistance protein D | YPO1785 | Q7CHW9 | 1 |
| Putative coproporphyrinogen III oxidase (EC 1.3.3.3) | hemN SPy_1040 | Q99ZW6 | 1 |
| Putative cyanophycin synthetase (EC 6.3.2.29) (EC 6.3.2.30) | OOM_1291 | I2AZW2 | 1 |
| Putative cyclomaltodextrinase (EC 3.2.1.-) | amyB SPy_1304 | Q99ZB2 | 1 |
| Putative cystathionine beta-synthase | MXAN_2041 | Q1DAQ3 | 1 |
| Putative cystathionine beta-synthase Rv1077 (EC 4.2.1.22) (Beta-thionase) (Serine sulfhydrase) | cbs Rv1077 | P9WP51 | 1 |
| Putative cystine-binding periplasmic protein | fliY YPO1846 | Q7CI03 | 1 |
| Putative cytochrome c | MXAN_5402 | Q1D1C4 | 1 |
| Putative cytochrome c | Smlt2031 | B2FN18 | 1 |
| Putative cytochrome C biogenesis protein | Cj1013c | Q0P9N9 | 1 |
| Putative CYTOCHROME C PEROXIDASE | jhp_1354 | Q9ZJF8 | 1 |
| Putative cytochrome c-type biogenesis protein | VSAK1_03209 | A6CXD4 | 1 |
| Putative cytoplasmic membrane protein | lemA SPy_0330 | Q9A1D6 | 1 |
| Putative cytoplasmic protein | KPN_pKPN4p07048 | A6TIK5 | 1 |
| Putative cytoplasmic protein | STM1078 | Q7CQT1 | 1 |
| Putative D-3-phosphoglycerate dehydrogenase | FSU_2951 | C9RL30 | 1 |
| Putative D-alanine transferase DltD | dltD CD630_28540 | Q183U1 | 1 |
| Putative D-amino acid dehydrogenase small subunit | Smlt3457 | B2FP27 | 1 |
| Putative deacetylase | KPN_00530 | A6T5V9 | 1 |
| Putative dehydrogenase | yliI SSON_0820 | Q3Z3U7 | 1 |
| Putative dehydrogenease / oxidoreductase | SPy_0440 | Q9A166 | 1 |
| Putative DEOR-type transcriptional regulator | VSAK1_23459 | A6CW98 | 1 |
| Putative deoxyguanosine kinase/deoxyadenosine kinase(I) subunit (EC 2.7.1.113) | SPy_0121 | Q9A1S5 | 1 |
| Putative deoxyribodipyrimidine photolyase (EC 4.1.99.3) | phr SPy_1505 | Q99YX0 | 1 |
| Putative dextran glucosidase | dexS SPy_2096 | Q99XQ5 | 1 |
| Putative diacylated glycolipid transporter LprF (Lipoprotein LprF) | lprF Rv1368 MTCY02B12.02 | P9WK47 | 1 |
| Putative diacylglycerol kinase | VSAK1_05430 | A6D5N0 | 1 |
| Putative dihydrofolate reductase | dyr SPy_0883 | Q9A091 | 1 |
| Putative dihydroorotate dehydrogenase A (fumarate) (DHOD A) (DHODase A) (DHOdehase A) (EC 1.3.98.1) | pyrD SPy_1432 M5005_Spy1165 | Q99Z28 | 1 |
| Putative dihydroxyacetone kinase, C-terminal domain | dhaL KPN_03496 | A6TEA7 | 1 |
| Putative dipeptidase | AC1_1614 | B1R5R3 | 1 |
| Putative dipeptidase | SPy_1070 | Q99ZU1 | 1 |
| Putative dipeptidase | Smlt4686 | B2FP98 | 1 |
| Putative divalent cation transport protein | SPy_1827 | Q99Y83 | 1 |
| Putative DNA binding regulatory protein-lantibiotic associated | srtR SPy_1081 | Q7DAL9 | 1 |
| Putative DNA methyltransferase YeeA (EC 2.1.1.-) (Modification methylase BsuMORF677P) (M.BsuMORF677P) | yeeA BSU06760 | O31504 | 1 |
| Putative DNA polymerase III delta' subunit | SPy_0400 | Q9A189 | 1 |
| Putative DNA-binding protein HU-beta | hupB Smlt0992 | B2FQR5 | 1 |
| Putative DNA/pantothenate metabolism flavoprotein | dfp SPy_1222 | Q99ZI0 | 1 |
| Putative drug-resistance cell envelope-related protein | smeP Smlt3924 | B2FTS1 | 1 |
| Putative dTDP-4-keto-6-deoxyglucose-3,5-epimerase | cpsFP SPy_0935 | Q9A046 | 1 |
| Putative dTDP-4-keto-L-rhamnose reductase | rmlD SPy_0784 | Q9A0G6 | 1 |
| Putative efflux system component YknX | yknX BSU14350 | O31710 | 1 |
| Putative efflux transporter | PP_0179 | Q88RF1 | 1 |
| Putative Efflux transporter | PP_3789 | Q88GD5 | 1 |
| Putative electron transfer flavoprotein subunit beta | etfS Smlt0646 | B2FMP6 | 1 |
| Putative electron transport protein YccM | yccM b0992 JW0977 | P52636 | 1 |
| Putative endo-1,4-beta-glucanase | FSU_3149 | C9RMD2 | 1 |
| Putative endo-1,4-beta-xylanase | FSU_2262 | D9S430 | 1 |
| Putative endo-1,4-beta-xylanase | FSU_2263 | C9RS20 | 1 |
| Putative endo-1,4-beta-xylanase | FSU_2264 | C9RS21 | 1 |
| Putative endo-beta-N-acetylglucosaminidase (EC 3.2.1.96) (Murein hydrolase) | lytB spr0867 | P59206 | 1 |
| Putative endoglucanase | FSU_1947 | D9SBI1 | 1 |
| Putative endoglucanase | FSU_1893 | C9RR37 | 1 |
| Putative endolysin, phage associated | SPy_0601 | Q9A0V2 | 1 |
| Putative ENDONUCLEASE | jhp_0306 | Q9ZMB5 | 1 |
| Putative endopeptidase | NSU_2478 | G6EDQ7 | 1 |
| Putative endoribonuclease L-PSP | MXAN_3205 | Q1D7G7 | 1 |
| Putative endoribonuclease L-PSP | Cj1388 | Q0P8M1 | 1 |
| Putative enoyl CoA hydratase (EC 4.2.1.17) | phaB SPy_1758 | Q99YD0 | 1 |
| Putative enoyl-CoA hydratasee (EC 4.2.1.17) | Smlt3556 | B2FQC8 | 1 |
| Putative entericidin B | ecnB STM4336 | Q7CP99 | 1 |
| Putative enzyme | ycfS KPN_01111 | A6T7H3 | 1 |
| Putative esterase | MXAN_6056 | Q1CZI2 | 1 |
| Putative esterase | MXAN_4392 | Q1D458 | 1 |
| Putative esterase | SPy_1718 | Q99YG3 | 1 |
| Putative esterase | SPy_1850 | Q99Y64 | 1 |
| Putative esterase | SPy_1308 | Q99ZB0 | 1 |
| Putative Exopolysaccharide transport protein | PP_3127 | Q88I74 | 1 |
| Putative exotoxin (Superantigen) | speJ SPy_0436 | Q99QN1 | 1 |
| Putative exported lipoprotein | Smlt4560 | B2FNA4 | 1 |
| Putative exported oligoPEPTIDASE (EC 3.4.-.-) | Smlt4084 | B2FHW1 | 1 |
| Putative exported peptidase (EC 3.4.14.-) | Smlt1246 | B2FTA3 | 1 |
| Putative exported protein | YPO0102 | Q0WKJ6 | 1 |
| Putative exported protein | YPO0800 | Q74S03 | 1 |
| Putative exported protein | YPO1997 | Q7CI92 | 1 |
| Putative exported protein | YPO2305 | Q7CII8 | 1 |
| Putative exported protein | ygiW YPO3027 | Q7CJH6 | 1 |
| Putative exported protein | YPO3528 | Q0WBC1 | 1 |
| Putative exported protein | YPO3551 | Q74PT1 | 1 |
| Putative exported protein | yrbC YPO3572 | Q7CL91 | 1 |
| Putative exported protein | YPO3699 | Q7CL83 | 1 |
| Putative exported tail-specific protease (EC 3.4.21.102) | Smlt4045 | B2FUS7 | 1 |
| Putative extramembranal protein | dltD SPy_1309 | Q99ZA9 | 1 |
| Putative ferredoxin/flavodoxin oxidoreductase,alpha subunit (EC 1.2.7.-) | CD630_01160 | Q18CK8 | 1 |
| Putative ferredoxin/flavodoxin oxidoreductase,beta subunit (EC 1.2.7.-) | CD630_01170 | Q18CK7 | 1 |
| Putative ferric siderophore receptor (TonB-dependent siderophore receptor) | iutA S4052 SF3719 AJR25_020100 | A0A0H2V2V1 | 1 |
| Putative ferric siderophore receptor protein | ABAYE1984 | B0VDW1 | 1 |
| Putative ferrioxamine receptor | KPN_02304 | A6TAV9 | 1 |
| Putative fibronectin-binding protein | lmo0721 | Q8Y921 | 1 |
| Putative fibronectin-binding protein-like protein A | fbp SPy_1013 | Q99ZY7 | 1 |
| Putative flagellar hook-associated protein | Smlt2307 | B2FQU8 | 1 |
| Putative flagellar hook-associated protein | Smlt2308 | B2FQU9 | 1 |
| Putative flagellar motor proton channel | motA Cj0337c | Q0PBH2 | 1 |
| Putative flagellin YvzB | yvzB BSU35150 | O34366 | 1 |
| Putative flavodoxin | SPy_0721 | Q9A0L4 | 1 |
| Putative flavoprotein | dpfB SPy_1221 | Q99ZI1 | 1 |
| Putative Flp pilus assembly protein | VSAK1_05905 | A6CZH1 | 1 |