| Putative lipoprotein | MXAN_7332 | Q1CVX8 | 3 |
| Putative lipoprotein | MXAN_7199 | Q1CWB1 | 3 |
| Putative lipoprotein | MXAN_7089 | Q1CWM1 | 3 |
| Putative lipoprotein | MXAN_7039 | Q1CWS1 | 3 |
| Putative lipoprotein | MXAN_7023 | Q1CWT7 | 3 |
| Putative lipoprotein | MXAN_6720 | Q1CXN6 | 3 |
| Putative lipoprotein | MXAN_6709 | Q1CXP7 | 3 |
| Putative lipoprotein | MXAN_6658 | Q1CXU8 | 3 |
| Putative lipoprotein | MXAN_6367 | Q1CYN2 | 3 |
| Putative lipoprotein | MXAN_5297 | Q1D1M5 | 3 |
| Putative lipoprotein | MXAN_3971 | Q1D5C2 | 3 |
| Putative lipoprotein | MXAN_2710 | Q1D8U6 | 3 |
| Putative lipoprotein | MXAN_2423 | Q1D9N0 | 3 |
| Putative lipoprotein | MXAN_1342 | Q1DCM4 | 3 |
| Putative lipoprotein | MXAN_0793 | Q1DE67 | 3 |
| Putative lipoprotein | MXAN_0522 | Q1DEY2 | 3 |
| Putative lipoprotein | Cj0089 | Q0PC48 | 3 |
| Putative lipoprotein | Cj0396c | Q0PBB4 | 3 |
| Putative lipoprotein | Cj0406c | Q0PBA4 | 3 |
| Putative Lipoprotein | PP_1322 | Q88N90 | 3 |
| Putative Lipoprotein | PP_0753 | Q88PU5 | 3 |
| Putative Lipoprotein | PP_5304 | Q88C79 | 3 |
| Putative Lipoprotein | PP_2121 | Q88L16 | 3 |
| Putative lipoprotein | PP_1325 | Q88N87 | 3 |
| Putative Lipoprotein | PP_4920 | Q88DA7 | 3 |
| Putative Lipoprotein | PP_1238 | Q88NH1 | 3 |
| Putative Lipoprotein | PP_1204 | Q88NK3 | 3 |
| Putative Lipoprotein | PP_0576 | Q88QB8 | 3 |
| Putative Lipoprotein | PP_1970 | Q88LG3 | 3 |
| Putative lipoprotein MlpA | MXAN_1451 | Q1DCB5 | 3 |
| Putative Long-chain fatty acid transporter | PP_1689 | Q88M85 | 3 |
| Putative Major tail protein | PP_1573 | Q88MJ8 | 3 |
| Putative MCP-type signal transduction protein | Cj0448c | Q0PB65 | 3 |
| Putative MCP-type signal transduction protein | Cj1110c | Q0P9E4 | 3 |
| Putative MCP-type signal transduction protein | Cj1506c | Q0P8B2 | 3 |
| Putative membrane protein | MXAN_4134 | Q1D4W4 | 3 |
| Putative Membrane-bound lytic murein transglycosylase | PP_4798 | Q88DM7 | 3 |
| Putative membrane-bound lytic murein transglycosylase d (EC 3.2.1.-) | mltD Smlt3434 | B2FP06 | 3 |
| Putative methyl-accepting chemotaxis signal transduction protein | Cj1564 | Q0P864 | 3 |
| Putative methyltransferase | Cj1420c | Q0P8J4 | 3 |
| Putative murein hydrolase (EC 3.2.1.-) | mltB Smlt4052 | B2FUT4 | 3 |
| Putative N-acetylmuramoyl-L-alanine amidase | MXAN_2814 | Q1D8J2 | 3 |
| Putative orn/arg/lys decarboxylase | Smlt2942 | B2FIM3 | 3 |
| Putative outer membrane antigen protein | Smlt3210 | B2FLE4 | 3 |
| Putative Outer membrane ferric siderophore receptor | PP_3155 | Q88I46 | 3 |
| Putative Outer membrane ferric siderophore receptor | PP_3325 | Q88HM8 | 3 |
| Putative Outer membrane siderophore receptor | PP_4137 | Q88FF9 | 3 |
| Putative outer membrane usher protein mrkc | mrkC Smlt0708 | B2FNJ2 | 3 |
| Putative oxidoreductase | ydjA ECED1_1966 | B7MVP3 | 3 |
| Putative patatin-like phospholipase | Smlt0080 | B2FU40 | 3 |
| Putative penicillin-binding protein (EC 3.4.16.4) | dacC Smlt4050 | B2FUT2 | 3 |
| Putative PEPTIDASE | Smlt4064 | B2FUU5 | 3 |
| Putative peptidyl-prolyl cis-trans isomerase Cbf2 (PPIase Cbf2) (EC 5.2.1.8) (Cell-binding factor 2) (Major antigen peb4A) (Rotamase Cbf2) | cbf2 peb4A Cj0596 | Q0PAS1 | 3 |
| Putative periplasmic protein | Cj0092 | Q0PC45 | 3 |
| Putative periplasmic protein | Cj0114 | Q0PC23 | 3 |
| Putative periplasmic protein | Cj0998c | Q0P9Q4 | 3 |
| Putative phage tail component | ECSE_1649 | B6IAW2 | 3 |
| Putative phosphate ABC transporter, periplasmic phosphate-binding protein | PP_5329 | Q88C54 | 3 |
| Putative phosphate acetyltransferase Pta | NMB0631 | Q9K0H1 | 3 |
| Putative phosphate selective porin | Smlt3950 | B2FTU3 | 3 |
| Putative phosphodiesterase-nucleotide pyrophosphatase | Smlt1449 | B2FHJ5 | 3 |
| Putative phytase | MXAN_5326 | Q1D1J7 | 3 |
| Putative secreted protease | Cj0511 | Q0PB04 | 3 |
| Putative Soluble lytic transglycosylase | PP_2130 | Q88L07 | 3 |
| Putative surface adhesion protein | PP_0168 | Q88RG2 | 3 |
| Putative Surface adhesion protein | PP_0806 | Q88PP2 | 3 |
| Putative thioredoxin-family protein | CE10_A17 | A0A0E0VEA7 | 3 |
| Putative tonB dependent receptor | MXAN_4559 | Q1D3P6 | 3 |
| Putative TonB dependent receptor | Smlt2566 | B2FST2 | 3 |
| Putative TonB dependent receptor | Smlt3725 | B2FRP8 | 3 |
| Putative TonB dependent receptor | Smlt3740 | B2FRR1 | 3 |
| Putative TonB dependent receptor | Smlt3905 | B2FT66 | 3 |
| Putative TonB dependent receptor | Smlt3645 | B2FR08 | 3 |
| Putative TonB dependent receptor protein | Smlt3446 | B2FP17 | 3 |
| Putative TonB-dependent outer membrane receptor protein | Smlt4026 | B2FUR1 | 3 |
| Putative TonB-dependent outer membrane receptor protein | Smlt2179 | B2FPN5 | 3 |
| Putative TonB-dependent receptor for Fe(III)-coprogen, Fe(III)-ferrioxamine B and Fe(III)-rhodotrulic acid | fhuE Smlt3999 | B2FUN9 | 3 |
| Putative translation-related protein | yhiI PP_5206 | Q88CH5 | 3 |
| Putative Type 1 pili subunit CsuA/B protein | PP_2359 | Q88KD1 | 3 |
| Putative uncharacterized protein (TetR family transcriptional regulator) | BE932_13115 SY51_16760 | Q6KD52 | 3 |
| Putative zinc ABC transporter | PP_0120 | Q88RK9 | 3 |
| Putrescine aminotransferase | spuC PA0299 | Q9I6J2 | 3 |
| Putrescine aminotransferase (EC 2.6.1.82) (Putrescine--2-oxoglutaric acid transaminase) (PAT) (PATase) | patA EC3234A_52c00130 EL75_0612 EL79_0634 EL80_0627 HMPREF3040_02069 PGD_04038 | A0A024L9J0 | 3 |
| Putrescine-binding periplasmic protein | potD-2 NMB0623 | Q9K0H8 | 3 |
| Putrescine-binding periplasmic protein (Spermidine/putrescine ABC transporter substrate-binding protein) | potF_1 A4T40_11645 ECONIH1_08370 MS6198_16270 | A0A0A1A9W0 | 3 |
| Pyocin S5 | pyoS5 PA0985 | Q9I4Y4 | 3 |
| Pyocin-S2 (EC 3.1.-.-) (Killer protein) | pys2 PA1150 | Q06584 | 3 |
| Pyridine nucleotide-disulfide oxidoreductase | BY96_26755 | A0A027TBE4 | 3 |
| Pyridoxal 5'-phosphate synthase subunit PdxS (PLP synthase subunit PdxS) (EC 4.3.3.6) (Pdx1) (Superoxide-inducible protein 7) (SOI7) | pdxS yaaD BSU00110 | P37527 | 3 |
| Pyridoxine 5'-phosphate synthase (PNP synthase) (EC 2.6.99.2) | pdxJ A4T50_06300 BE932_10620 SY51_14685 WM48_13975 | E2QQ24 | 3 |
| Pyrrolidone-carboxylate peptidase (EC 3.4.19.3) (5-oxoprolyl-peptidase) (Pyroglutamyl-peptidase I) (PGP-I) (Pyrase) | pcp FTN_0211 | A0Q4F6 | 3 |
| Pyruvate dehydrogenase E1 component (EC 1.2.4.1) | aceE FTN_1494 | A0Q7Z6 | 3 |
| Pyruvate dehydrogenase E1 component (EC 1.2.4.1) | aceE A4T50_24425 APU18_02290 WM48_00620 | A0A0D6HYS9 | 3 |
| Pyruvate dehydrogenase E1 component (PDH E1 component) (EC 1.2.4.1) | aceE b0114 JW0110 | P0AFG8 | 3 |
| Pyruvate dehydrogenase E1 component (PDH E1 component) (EC 1.2.4.1) | aceE Z0124 ECs0118 | P0AFG9 | 3 |
| Pyruvate dehydrogenase E1 component subunit beta (EC 1.2.4.1) (S complex, 36 kDa subunit) | pdhB aceB BSU14590 | P21882 | 3 |
| Pyruvate kinase (EC 2.7.1.40) | pyk FTN_1330 | A0Q7J0 | 3 |
| Pyruvate kinase (EC 2.7.1.40) | pykF spr0797 | Q8DQ84 | 3 |
| Pyruvate-flavodoxin oxidoreductase (EC 1.2.7.-) | Cj1476c | Q0P8E1 | 3 |
| Queuine tRNA-ribosyltransferase (EC 2.4.2.29) (Guanine insertion enzyme) (tRNA-guanine transglycosylase) | tgt EcE24377A_0436 | A7ZIF8 | 3 |