| Putative microcin immunity protein | FSU_2250 | D9S420 | 1 |
| Putative molecular chaperone (Small heat shock protein) | ibp SCH_1262 | Q57Q43 | 1 |
| Putative motility protein | jhp_1355 | Q9ZJF7 | 1 |
| Putative motility protein fimV | fimV PP_1993 | Q88LE1 | 1 |
| Putative multidrug efflux membrane fusion protein | VSAK1_14525 | A6D4U0 | 1 |
| Putative Multidrug efflux MFS membrane fusion protein | PP_1272 | Q88NE0 | 1 |
| Putative Multidrug efflux MFS outer membrane protein | PP_1273 | Q88ND9 | 1 |
| Putative multidrug resistance protein | VSAK1_12747 | A6D8R6 | 1 |
| Putative mutator protein | mutT SPy_1510 | Q99YW5 | 1 |
| Putative myosin-crossreactive antigen | Smlt2093 | B2FNU0 | 1 |
| Putative N-acetyl-muramidase | SPy_1764 | Q99YC6 | 1 |
| Putative N-acetylmuramoyl-L-alanine amidase | ETAE_0349 | D0ZAN7 | 1 |
| Putative N-acetylmuramoyl-L-alanine amidase | AC1_0135 | B1RBL6 | 1 |
| Putative N-acetylmuramoyl-L-alanine amidase, autolysin (EC 3.5.1.28) (Putative N-acetylmuramoyl-L-alanine amidase,autolysin) | cwp BN1095_20206 BN1096_690067 BN1097_700068 | A0A069AIN2 | 1 |
| Putative N-acetylneuraminate lyase | VSAK1_18314 | A6D8J8 | 1 |
| Putative N-hydroxyarylamine O-acetyltransferase | VSAK1_14037 | A6D3N3 | 1 |
| Putative Na+/H+ antiporter | VSAK1_18669 | A6CXR1 | 1 |
| Putative NAD(P)H nitroreductase YdjA (EC 1.-.-.-) | ydjA b1765 JW1754 | P0ACY1 | 1 |
| Putative NAD(P)H-flavin oxidoreductase | SPy_0512 | Q9A120 | 1 |
| Putative NAD-dependent glutamate dehydrogenase | Smlt3167 | B2FLA4 | 1 |
| Putative NADH dehydrogenase | SPy_1069 | Q99ZU2 | 1 |
| Putative NADH dehydrogenase I, G subunit | MXAN_2728 | Q1D8S8 | 1 |
| Putative NADH oxidase/alkyl hydroperoxidase reductase | nox1 SPy_2080 | Q99XR6 | 1 |
| Putative NADH-ubiquinone oxidoreductase I chain L (EC 1.6.5.3) | nuoL Smlt3394 | B2FN95 | 1 |
| Putative NADP-dependent malic enzyme | maeB Smlt3940 | B2FTT5 | 1 |
| Putative NADP-dependent oxidoreductase | VSAK1_21929 | A6D6S2 | 1 |
| Putative NADPH-quinone reductase (Modulator of drug activity B) | B195_10791 | M5QY39 | 1 |
| Putative neutral zinc metallopeptidase | CPC_1985 | B1BFX1 | 1 |
| Putative nitrogen regulatory protein P-II family protein | VSAK1_08733 | A6D9F2 | 1 |
| Putative nitroreductase | YPO2163 | Q7CIH7 | 1 |
| Putative nitroreductase | VSAK1_03499 | A6CXJ2 | 1 |
| Putative nonspecific tight adherence protein D | SC1083_1238 | G4A8T6 | 1 |
| Putative NrdI-like protein | SPy_1984 M5005_Spy1690 | Q99XX2 | 1 |
| Putative nucleolar protein | SPy_1246 | Q99ZG0 | 1 |
| Putative nucleotide sugar dehydrogenase | SPy_0542 | Q9A0Z5 | 1 |
| Putative O-antigen transporter | rfbX wzx b2037 JW2022 | P37746 | 1 |
| Putative O-methyltransferase | VSAK1_06680 | A6D1U4 | 1 |
| Putative oligopeptidase | pepF SPy_0606 | Q9A0U8 | 1 |
| Putative oligopeptidase (EC 3.4.24.15) | pepB SPy_1393 | Q99Z53 | 1 |
| Putative oligopeptide/dipeptide ABC transporter, ATP-binding protein | FSU_1687 | C9RQJ3 | 1 |
| Putative outer membrane efflux protein, type I secretion protein | ABSDF2318 | B0VS64 | 1 |
| Putative Outer membrane ferric siderophore receptor | PP_3084 | Q88IB5 | 1 |
| Putative Outer membrane ferric siderophore receptor | PP_4606 | Q88E62 | 1 |
| Putative Outer membrane function | jhp_1103 | Q9ZK39 | 1 |
| Putative outer membrane lipoprotein | yiaD ETAE_0017 | D0Z8K8 | 1 |
| Putative outer membrane lipoprotein | slyB KPN_01979 | A6T9Y9 | 1 |
| Putative outer membrane lipoprotein | VS_0209 | B7VHM9 | 1 |
| Putative outer membrane lipoprotein | VS_II0199 | B7VQG8 | 1 |
| Putative outer membrane lipoprotein | yajI STM0414 | Q8ZRD6 | 1 |
| Putative outer membrane lipoprotein | STM1934 | Q8ZNU5 | 1 |
| Putative outer membrane lipoprotein | yhfL STM3480 | Q7CPK8 | 1 |
| Putative outer membrane lipoprotein | STM2447 | Q8ZN86 | 1 |
| Putative outer membrane lipoprotein | STM1585 | Q7CQI7 | 1 |
| Putative outer membrane lipoprotein | ycfL STM1206 | Q8ZQ09 | 1 |
| Putative outer membrane lipoprotein | slyB SCH_1463 | Q57PJ2 | 1 |
| Putative outer membrane porin | VSAK1_07069 | A6D561 | 1 |
| Putative outer membrane porin F protein | ompF2 ETAE_1239 | D0ZFQ0 | 1 |
| Putative Outer membrane protein | jhp_1054 | Q9ZK87 | 1 |
| Putative Outer membrane protein | jhp_1034 | Q9ZKA5 | 1 |
| Putative Outer membrane protein | jhp_0662 | Q9ZLB8 | 1 |
| Putative Outer membrane protein | jhp_0581 | Q9ZLJ8 | 1 |
| Putative Outer membrane protein | jhp_0021 | Q9ZN38 | 1 |
| Putative Outer membrane protein | jhp_1346 | Q9ZJG5 | 1 |
| Putative Outer membrane protein | jhp_1094 | Q9ZK48 | 1 |
| Putative outer membrane protein | jhp_0870 | Q9ZKR5 | 1 |
| Putative Outer membrane protein | jhp_0725 | Q9ZL55 | 1 |
| Putative Outer membrane protein | jhp_0719 | Q9ZL61 | 1 |
| Putative Outer membrane protein | jhp_0663 | Q9ZLB7 | 1 |
| Putative Outer membrane protein | jhp_0649 | Q9ZLD1 | 1 |
| Putative Outer membrane protein | jhp_0439 | Q9ZLY6 | 1 |
| Putative Outer membrane protein | jhp_0600 | Q9ZLH9 | 1 |
| Putative OUTER MEMBRANE PROTEIN | jhp_1432 | Q9ZJ82 | 1 |
| Putative Outer membrane protein | jhp_1394 | Q9ZJB9 | 1 |
| Putative Outer membrane protein | jhp_1084 | Q9ZK57 | 1 |
| Putative Outer membrane protein | jhp_1083 | Q9ZK58 | 1 |
| Putative Outer membrane protein | jhp_0614 | Q9ZLG6 | 1 |
| Putative Outer membrane protein | jhp_0237 | Q9ZMI3 | 1 |
| Putative Outer membrane protein | jhp_0212 jhp_1261 | Q9Z390 | 1 |
| Putative Outer membrane protein | jhp_0117 | Q9ZMV0 | 1 |
| Putative Outer membrane protein | jhp_0777 | Q9ZL05 | 1 |
| Putative Outer membrane protein | jhp_0634 | Q9ZLE6 | 1 |
| Putative outer membrane protein | yiaD KPN_03910 | A6TFG2 | 1 |
| Putative outer membrane protein | VS_1078 | B7VM37 | 1 |
| Putative outer membrane protein | VS_1209 | B7VMT4 | 1 |
| Putative outer membrane protein | VS_1844 | B7VPS7 | 1 |
| Putative outer membrane protein | ycbK STM0996 | Q8ZQB4 | 1 |
| Putative outer membrane protein | STM1131 | Q8ZQ33 | 1 |
| Putative outer membrane protein | STM2245 | Q8ZNI2 | 1 |
| Putative outer membrane protein | yfiB SSON_2762 | Q3YYN3 | 1 |
| Putative outer membrane protein | yraJ SSON_3289 | Q3YX98 | 1 |
| Putative outer membrane protein | FSU_0383 | C9RQE5 | 1 |
| Putative outer membrane protein (Fragment) | omp25 | Q4A208 | 1 |
| Putative outer membrane protein (OmpH) | ABAYE1584 | B0V6F6 | 1 |
| Putative outer membrane protein Lom | ECs2942 | A0A0H3JGR7 | 1 |
| Putative outer membrane protein OmpU | NGK_2078 | B4RNQ4 | 1 |
| Putative outer membrane protein W | ABAYE3482 | B0VDH3 | 1 |
| Putative outer membrane protein YedS | yedS b4496 JW5319/JW1948/JW1949 b1964/b1965/b1966 | P76335 | 1 |
| Putative outer membrane usher protein YfcU | yfcU yfcT b4661 JW2334/JW2335 b2337 b2338 | P77196 | 1 |
| Putative oxalacetate decarboxylase, subunit alpha | KPN_00031 | A6T4H0 | 1 |
| Putative oxidase | ydiJ SSON_1469 | Q3Z240 | 1 |