| 50S ribosomal protein L16 (Large ribosomal subunit protein uL16) | rplP b3313 JW3275 | P0ADY7 | 3 |
| 50S ribosomal protein L17 | rplQ PP_0480 | Q88QL0 | 3 |
| 50S ribosomal protein L17 | rplQ Smlt0933 | B2FQK9 | 3 |
| 50S ribosomal protein L17 (Large ribosomal subunit protein bL17) | rplQ b3294 JW3256 | P0AG44 | 3 |
| 50S ribosomal protein L18 | rplR Smlt0922 | B2FQK0 | 3 |
| 50S ribosomal protein L19 | rplS Smlt1377 | B2FUB6 | 3 |
| 50S ribosomal protein L2 | rplB spr0191 | Q8CWV5 | 3 |
| 50S ribosomal protein L2 | rplB PP_0457 | Q88QN2 | 3 |
| 50S ribosomal protein L2 | rplB Smlt0909 | B2FQ48 | 3 |
| 50S ribosomal protein L2 (Large ribosomal subunit protein uL2) | rplB b3317 JW3279 | P60422 | 3 |
| 50S ribosomal protein L20 | rplT PP_2468 | Q88K24 | 3 |
| 50S ribosomal protein L20 (Large ribosomal subunit protein bL20) | rplT pdzA b1716 JW1706 | P0A7L3 | 3 |
| 50S ribosomal protein L22 | rplV PP_0459 | Q88QN0 | 3 |
| 50S ribosomal protein L22 (Large ribosomal subunit protein uL22) | rplV eryB b3315 JW3277 | P61175 | 3 |
| 50S ribosomal protein L23 | rplW Z4689 ECs4183 | P0ADZ2 | 3 |
| 50S ribosomal protein L23 | rplW LMRG_02174 | A0A0H3GFD1 | 3 |
| 50S ribosomal protein L24 | rplX E2348C_3572 | B7UK33 | 3 |
| 50S ribosomal protein L3 | rplC PP_0454 | Q88QN5 | 3 |
| 50S ribosomal protein L3 glutamine methyltransferase (L3 MTase) (EC 2.1.1.298) (N5-glutamine methyltransferase PrmB) | prmB BE932_09270 SY51_13295 WM48_12435 | A0A067HDY1 | 3 |
| 50S ribosomal protein L30 | rpmD PA4245 | Q9HWF3 | 3 |
| 50S ribosomal protein L4 | rplD PP_0455 | Q88QN4 | 3 |
| 50S ribosomal protein L5 | rplE PP_0466 | Q88QM3 | 3 |
| 50S ribosomal protein L5 | rplE Smlt0918 | B2FQJ6 | 3 |
| 50S ribosomal protein L5 (Large ribosomal subunit protein uL5) | rplE b3308 JW3270 | P62399 | 3 |
| 50S ribosomal protein L6 (Large ribosomal subunit protein uL6) | rplF b3305 JW3267 | P0AG55 | 3 |
| 50S ribosomal protein L7/L12 | rplL PA4271 | Q9HWC8 | 3 |
| 50S ribosomal protein L7/L12 | rplL Smlt0897 | B2FQ37 | 3 |
| 50S ribosomal protein L9 | rplI PP_4874 | Q88DF1 | 3 |
| 50S ribosomal protein L9 (Large ribosomal subunit protein bL9) | rplI b4203 JW4161 | P0A7R1 | 3 |
| 6,7-dimethyl-8-ribityllumazine synthase (DMRL synthase) (LS) (Lumazine synthase) (EC 2.5.1.78) | ribH PP_0517 | Q88QH6 | 3 |
| 6-phosphogluconolactonase (6-P-gluconolactonase) (EC 3.1.1.31) | pgl BX23_03900 | A0A028DMI6 | 3 |
| 60 kDa chaperonin (GroEL protein) (Heat shock protein 60) (Protein Cpn60) | groL groEL hsp60 hspB mopA HP_0010 | P42383 | 3 |
| 60 kDa chaperonin (GroEL protein) (Protein Cpn60) | groL groEL A1S_2664 | A3M836 | 3 |
| 60 kDa chaperonin (GroEL protein) (Protein Cpn60) | groL groEL mopA Cj1221 | O69289 | 3 |
| 60 kDa chaperonin (GroEL protein) (Protein Cpn60) | groL groEL mopA Z5748 ECs5124 | P0A6F7 | 3 |
| 7-cyano-7-deazaguanine synthase (EC 6.3.4.20) (7-cyano-7-carbaguanine synthase) (PreQ(0) synthase) (Queuosine biosynthesis protein QueC) | queC Z0551 ECs0498 | Q8XE52 | 3 |
| Aac6'-lb-cr (Aminoglycoside N(6')-acetyltransferase) | aacA4 aac6'-lb-cr | C7S9C9 | 3 |
| ABC transporter ATP-binding protein-iron transport | ABC-NBD spr0938 | Q8DPY3 | 3 |
| ABC transporter maintaining OM lipid asymmetry, OM lipoprotein component | mlaA CE10_2732 | A0A0E0V8Q0 | 3 |
| ABC transporter substrate-binding protein-amino acid transport | ABC-SBP spr0146 | Q8DRG2 | 3 |
| ABC transporter substrate-binding protein-iron transport | ABC-SBP spr0934 | Q8DPY6 | 3 |
| ABC transporter substrate-binding protein-oligopeptide transport | aliA spr0327 | Q8DR61 | 3 |
| ABC transporter, periplasmic binding protein | PP_1726 | Q88M48 | 3 |
| Acetate kinase (EC 2.7.2.1) (Acetokinase) | ackA UMNK88_2847 | A0A0E0U1C2 | 3 |
| Acetate kinase (EC 2.7.2.1) (Acetokinase) | ackA E2348C_2436 | B7UFV4 | 3 |
| Acetate kinase 1 (EC 2.7.2.1) (Acetokinase 1) | ackA1 NMB1518 | Q9JYM1 | 3 |
| Acetolactate synthase (EC 2.2.1.6) | ilvI PA4696 | Q9HVA0 | 3 |
| Acetyl-coenzyme A carboxylase carboxyl transferase subunit alpha (ACCase subunit alpha) (Acetyl-CoA carboxylase carboxyltransferase subunit alpha) (EC 6.4.1.2) | accA FTN_1508 | A0Q808 | 3 |
| Acetyl-coenzyme A carboxylase carboxyl transferase subunit alpha (ACCase subunit alpha) (Acetyl-CoA carboxylase carboxyltransferase subunit alpha) (EC 6.4.1.2) | accA E2348C_0190 | B7UJ86 | 3 |
| Acetyl-coenzyme A carboxylase carboxyl transferase subunit beta (ACCase subunit beta) (Acetyl-CoA carboxylase carboxyltransferase subunit beta) (EC 6.4.1.2) | accD spr0386 | Q7CRB7 | 3 |
| Acetyltransferase (N(6)-hydroxylysine O-acetyltransferase) (Siderophore biosynthesis protein) (EC 2.3.1.102) | BMT94_22870 EL75_3960 SK85_05020 SM09_03161 | A0A0A0FY80 | 3 |
| Acetyltransferase component of pyruvate dehydrogenase complex (EC 2.3.1.12) | aceF FTN_1493 | A0Q7Z5 | 3 |
| Acetyltransferase YpeA (EC 2.3.1.-) | ypeA BE932_09770 SY51_14110 | A0A061YET8 | 3 |
| Aconitate hydratase (Aconitase) (EC 4.2.1.3) | acnA FTN_1623 | A0Q8B7 | 3 |
| Aconitate hydratase B (ACN) (Aconitase) (EC 4.2.1.3) ((2R,3S)-2-methylisocitrate dehydratase) ((2S,3R)-3-hydroxybutane-1,2,3-tricarboxylate dehydratase) (2-methyl-cis-aconitate hydratase) (EC 4.2.1.99) (Iron-responsive protein-like) (IRP-like) (RNA-binding protein) | acnB yacI yacJ b0118 JW0114 | P36683 | 3 |
| Aconitate hydratase B (EC 4.2.1.3) (EC 4.2.1.99) (2-methylisocitrate dehydratase) | acnB Cj0835c | Q0PA55 | 3 |
| Aconitate hydratase B (EC 4.2.1.3) (EC 4.2.1.99) (2-methylisocitrate dehydratase) | acnB CE10_0118 | A0A0E0V073 | 3 |
| Aconitate hydratase B (EC 4.2.1.3) (EC 4.2.1.99) (2-methylisocitrate dehydratase) | acnB A4T50_24450 APU18_02310 BE932_23695 ERS085406_00519 SY51_00695 WM48_00640 | E2QF48 | 3 |
| Acyl-CoA dehydrogenase | fadE FTN_1437 | A0Q7U0 | 3 |
| Acyl-[acyl-carrier-protein]--UDP-N-acetylglucosamine O-acyltransferase (UDP-N-acetylglucosamine acyltransferase) (EC 2.3.1.129) | lpxA EcE24377A_0185 | A7ZHS1 | 3 |
| Adenosine-3'(2'),5'-bisphosphate nucleotidase | BX52_14930 | A0A0E2TLP7 | 3 |
| Adenylate kinase (AK) (EC 2.7.4.3) (ATP-AMP transphosphorylase) (ATP:AMP phosphotransferase) (Adenylate monophosphate kinase) | adk PA3686 | Q9HXV4 | 3 |
| ADP-heptose--LPS heptosyltransferase (Lipopolysaccharide heptosyltransferase 1) (EC 2.-.-.-) (Lipopolysaccharide heptosyltransferase I) | rfaC A5958_10800 ACN77_14045 AMK83_19520 AML07_29580 APZ14_22685 AUS26_20605 BE957_04095 BMT61_06695 ERS085379_03553 ERS139235_04039 FORC28_0155 GJ12_22540 PU06_07130 RG28_23290 UN86_06285 | A0A037YGF3 | 3 |
| Aerobic respiration control protein ArcA | arcA Z6004 ECs5359 | P0A9Q3 | 3 |
| Agglutination protein | tolC PP_4519 | Q88EE6 | 3 |
| Agmatinase (EC 3.5.3.11) (Agmatine ureohydrolase) (AUH) | speB E2348C_3189 | B7UHY3 | 3 |
| Alanine--tRNA ligase (EC 6.1.1.7) (Alanyl-tRNA synthetase) (AlaRS) | alaS lovB b2697 JW2667 | P00957 | 3 |
| Aldehyde-alcohol dehydrogenase [Includes: Alcohol dehydrogenase (ADH) (EC 1.1.1.1); Acetaldehyde dehydrogenase [acetylating] (ACDH) (EC 1.2.1.10); Pyruvate-formate-lyase deactivase (PFL deactivase)] | adhE ana b1241 JW1228 | P0A9Q7 | 3 |
| Aldose dehydrogenase (Soluble aldose sugar dehydrogenase YliI) | yliI A4T40_07925 BK334_20045 ECONIH1_04800 MS6198_09190 | A0A0A1A5Y1 | 3 |
| Aliphatic amidase (EC 3.5.1.4) (Acylamide amidohydrolase) | amiE PA3366 | P11436 | 3 |
| Alkene reductase (N-ethylmaleimide reductase) | nemA A4T40_12910 BK334_14390 ECONIH1_09585 MS6198_18650 | A0A0A1A5Q3 | 3 |
| Alpha, 1-6-glucosidase (EC 3.2.1.70) | dexB spr0310 | Q8DR67 | 3 |
| Amino acid (Lysine/arginine/ornithine/histidine/octopine) ABC transporter periplasmic binding protein | PA5153 | Q9HU31 | 3 |
| Amino acid ABC transporter substrate-binding protein | BE932_15285 SY51_18795 | A0A061YH54 | 3 |
| Amino acid ABC transporter, periplasmic amino acid-binding protein | PP_5024 | Q88D05 | 3 |
| Aminoacyl-histidine dipeptidase (Cytosol nonspecific dipeptidase) | BE932_24555 SY51_01500 | A0A066SWZ0 | 3 |
| Aminopeptidase P | pepP PA5224 | Q9HTW6 | 3 |
| Aminotransferase (EC 2.6.1.-) | BE932_19820 SY51_23315 | A0A061KYQ1 | 3 |
| AMP nucleosidase (EC 3.2.2.4) | amn A4T40_14770 ECONIH1_11420 MS6198_22360 | A0A0A1A6A9 | 3 |
| AmpDh2 | ampDh2 PA5485 | Q9HT86 | 3 |
| Anthranilate dioxygenase large subunit | antA PA2512 | Q9I0X0 | 3 |
| Anthranilate dioxygenase reductase | antC PA2514 | Q9I0W8 | 3 |
| Anthranilate dioxygenase small subunit | antB PA2513 | Q9I0W9 | 3 |
| Anthranilate synthase component I (EC 4.1.3.27) | trpE_2 Z2547 | Q8X3T1 | 3 |
| Antigen 43 beta chain (Fluffing protein) | EC958_5138 UG58_26200 | W9A146 | 3 |
| Antigen 43 precusor Sap | sap | Q6KD18 | 3 |
| Arabinose 5-phosphate isomerase (API) (EC 5.3.1.13) | BE932_11480 SY51_15235 | A0A061YHP9 | 3 |
| Arabinose 5-phosphate isomerase (API) (EC 5.3.1.13) | gutQ srlQ ACN002_2715 ACN77_07450 AM270_01300 AML07_12055 APT94_01105 APZ14_09695 BE949_27305 BIQ85_15005 BK251_06850 BK292_15470 BK375_13040 BK383_11270 BK400_05450 BMT53_21605 BMT94_15870 BMT97_02750 BUE82_04810 ERS085366_01909 ERS139235_00341 ERS150876_01384 FORC28_1200 HMPREF3040_01078 SM09_02833 UC41_18060 | A0A023LDT0 | 3 |
| Arabinose 5-phosphate isomerase KpsF (API) (EC 5.3.1.13) (K-antigen-specific arabinose 5-phosphate isomerase) (K-API) (Polysialic acid capsule expression protein kpsF) | kpsF | Q47334 | 3 |
| Arginine/ornithine transport ATP-binding protein AotP | aotP PA0892 | O30506 | 3 |
| Aspartate ammonia-lyase (Aspartase) (EC 4.3.1.1) | aspA Cj0087 | Q0PC50 | 3 |
| Aspartate carbamoyltransferase (EC 2.1.3.2) (Aspartate transcarbamylase) (ATCase) | pyrB EC55989_4805 | B7LCV3 | 3 |
| Aspartate-semialdehyde dehydrogenase (ASA dehydrogenase) (ASADH) (EC 1.2.1.11) (Aspartate-beta-semialdehyde dehydrogenase) | asd A4T40_22825 AC067_11645 AWP75_04795 BK248_05760 BK334_23125 BXT93_08215 ECONIH1_20025 ERS085366_00100 MS6198_39380 | A0A069CKL0 | 3 |
| ATP synthase subunit alpha (EC 3.6.3.14) (ATP synthase F1 sector subunit alpha) (F-ATPase subunit alpha) | atpA FTN_1648 | A0Q8E1 | 3 |
| ATP synthase subunit alpha (EC 3.6.3.14) (ATP synthase F1 sector subunit alpha) (F-ATPase subunit alpha) | atpA Cj0105 | Q9PJ21 | 3 |
| ATP synthase subunit alpha (EC 3.6.3.14) (ATP synthase F1 sector subunit alpha) (F-ATPase subunit alpha) (Vegetative protein 100) (VEG100) | atpA BSU36830 | P37808 | 3 |
| ATP synthase subunit b (ATP synthase F(0) sector subunit b) (ATPase subunit I) (F-type ATPase subunit b) (F-ATPase subunit b) | atpF FTN_1650 | A0Q8E3 | 3 |
| ATP synthase subunit b (ATP synthase F(0) sector subunit b) (ATPase subunit I) (F-type ATPase subunit b) (F-ATPase subunit b) | atpF PP_5417 | Q88BX0 | 3 |
| ATP synthase subunit b (ATP synthase F(0) sector subunit b) (ATPase subunit I) (F-type ATPase subunit b) (F-ATPase subunit b) | atpF Smlt4115 | B2FHZ2 | 3 |
| ATP synthase subunit b (ATP synthase F(0) sector subunit b) (ATPase subunit I) (F-type ATPase subunit b) (F-ATPase subunit b) | atpF Z5234 ECs4678 | P0ABA2 | 3 |