| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| P0AEU0 | Histidine-binding periplasmic protein; HBP; | hisJ; b2309 JW2306; | NP_416812.1;YP_490551.1; | 260 | escherichia-coli |
| P0AEU3 | Histidine transport system permease protein HisM; | hisM; b2307 JW2304; | NP_416810.1;YP_490549.1; | 238 | escherichia-coli |
| P52094 | Histidine transport system permease protein HisQ; | hisQ; b2308 JW2305; | NP_416811.1;YP_490550.1; | 228 | escherichia-coli |
| P07109 | Histidine transport ATP-binding protein HisP; | hisP; b2306 JW2303; | NP_416809.1;YP_490548.1; | 257 | escherichia-coli |
| P06988 | Histidinol dehydrogenase; HDH; EC 1.1.1.23; | hisD; b2020 JW2002; | NP_416524.1;YP_490263.1; | 434 | escherichia-coli |
| P76341 | 5-hydroxyisourate hydrolase; HIU hydrolase; HIUHase; EC 3.5.2.17; Transthyretin-like protein; TLP; Transthyretin-related protein; TRP; | hiuH; yedX; b1970 JW1953; | NP_416479.1;YP_490220.1; | 137 | escherichia-coli |
| P67910 | ADP-L-glycero-D-manno-heptose-6-epimerase; EC 5.1.3.20; ADP-L-glycero-beta-D-manno-heptose-6-epimerase; ADP-glyceromanno-heptose 6-epimerase; ADP-hep 6-epimerase; AGME; | hldD; htrM rfaD waaD; b3619 JW3594; | NP_418076.1;YP_491814.1; | 310 | escherichia-coli |
| P76658 | Bifunctional protein HldE; D-glycero-beta-D-manno-heptose 1-phosphate adenylyltransferase; D-glycero-beta-D-manno-heptose-7-phosphate kinase; EC 2.7.7.70; D-beta-D-heptose 7-phosphotransferase; EC 2.7.1.167; | hldE; rfaE waaE yqiF; b3052 JW3024; | NP_417524.1;YP_491244.1; | 477 | escherichia-coli |
| P77335 | Hemolysin E, chromosomal; Cytotoxin ClyA; Hemolysis-inducing protein; Latent pore-forming 34 kDa hemolysin; Silent hemolysin SheA; | hlyE; clyA hpr sheA ycgD; b1182 JW5181; | NP_415700.4;YP_489449.1; | 303 | escherichia-coli |
| P24232 | Flavohemoprotein; Flavohemoglobin; HMP; Hemoglobin-like protein; Nitric oxide dioxygenase; NO oxygenase; NOD; EC 1.14.12.17; | hmp; fsrB hmpA; b2552 JW2536; | NP_417047.1;YP_490780.1; | 396 | escherichia-coli |
| P0ACF8 | DNA-binding protein H-NS; Histone-like protein HLP-II; Protein B1; Protein H1; | hns; bglY cur drdX hnsA msyA osmZ pilG topS; b1237 JW1225; | NP_415753.1;YP_489505.1; | 137 | escherichia-coli |
| P51020 | 4-hydroxy-2-oxovalerate aldolase; HOA; EC 4.1.3.39; 4-hydroxy-2-keto-pentanoic acid aldolase; 4-hydroxy-2-oxopentanoate aldolase; | mhpE; b0352 JW0343; | NP_414886.1;YP_488646.1; | 337 | escherichia-coli |
| P36645 | Protein transport protein HofB homolog; | hofB; hopB; b0107 JW0103; | NP_414649.1;YP_488410.1; | 461 | escherichia-coli |
| P45753 | Putative DNA utilization protein HofM; | hofM; yrfD; b3395 JW5693; | NP_417854.4;YP_492037.1; | 259 | escherichia-coli |
| P64634 | Putative DNA utilization protein HofN; | hofN; yrfC; b3394 JW3357; | NP_417853.1;YP_492038.1; | 179 | escherichia-coli |
| P45751 | Putative DNA utilization protein HofO; | hofO; yrfB; b3393 JW3356; | NP_417852.1;YP_492039.1; | 146 | escherichia-coli |
| P36646 | Protein transport protein HofC homolog; | hofC; hopC yacD; b0106 JW0102; | NP_414648.1;YP_488409.1; | 400 | escherichia-coli |
| P45750 | Putative DNA utilization protein HofP; | hofP; yrfA; b3392 JW5694; | NP_417851.4;YP_492040.1; | 134 | escherichia-coli |
| P34749 | Putative DNA transport protein HofQ; | hofQ; hopQ; b3391 JW3354; | NP_417850.1;YP_492041.1; | 412 | escherichia-coli |
| P37305 | Protein HokA; | hokA; yiaZ; b4455 JW3526; | YP_026229.1;YP_491879.1; | 50 | escherichia-coli |
