| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| P77087 | Putative uncharacterized protein TfaX; | tfaX; ylcE; b0563 JW0552; | YP_488850.1; | 61 | escherichia-coli |
| P77699 | Putative tail fiber assembly protein homolog from lambdoid prophage DLP12; | tfaD; b0561; | NULL | 247 | escherichia-coli |
| P77326 | Putative tail fiber assembly protein homolog from prophage CPS-53; | tfaS; b2353 JW5383; | NULL | 114 | escherichia-coli |
| P0A847 | Queuine tRNA-ribosyltransferase; EC 2.4.2.29; Guanine insertion enzyme; tRNA-guanine transglycosylase; | tgt; b0406 JW0396; | NP_414940.1;YP_488698.1; | 375 | escherichia-coli |
| P07464 | Galactoside O-acetyltransferase; GAT; EC 2.3.1.18; Thiogalactoside acetyltransferase; | lacA; b0342 JW0333; | NP_414876.1;YP_488636.1; | 203 | escherichia-coli |
| P31550 | Thiamine-binding periplasmic protein; | thiB; tbpA yabL; b0068 JW0067; | NP_414610.1;YP_488374.1; | 327 | escherichia-coli |
| P30136 | Phosphomethylpyrimidine synthase; EC 4.1.99.17; Hydroxymethylpyrimidine phosphate synthase; HMP-P synthase; HMP-phosphate synthase; HMPP synthase; Thiamine biosynthesis protein ThiC; | thiC; b3994 JW3958; | NP_418422.1;YP_491466.1; | 631 | escherichia-coli |
| P76422 | Hydroxymethylpyrimidine/phosphomethylpyrimidine kinase; EC 2.7.1.49; EC 2.7.4.7; Hydroxymethylpyrimidine kinase; HMP kinase; Hydroxymethylpyrimidine phosphate kinase; HMP-P kinase; HMP-phosphate kinase; HMPP kinase; | thiD; thiJ; b2103 JW2090; | NP_416606.1;YP_490343.1; | 266 | escherichia-coli |
| P30137 | Thiamine-phosphate synthase; TP synthase; TPS; EC 2.5.1.3; Thiamine-phosphate pyrophosphorylase; TMP pyrophosphorylase; TMP-PPase; | thiE; b3993 JW3957; | NP_418421.1;YP_491467.1; | 211 | escherichia-coli |
| P30138 | Sulfur carrier protein ThiS adenylyltransferase; EC 2.7.7.73; | thiF; b3992 JW3956; | NP_418420.4;YP_491468.1; | 251 | escherichia-coli |
| P30139 | Thiazole synthase; EC 2.8.1.10; | thiG; b3991 JW5549; | NP_418418.2;YP_491470.1; | 256 | escherichia-coli |
| P30140 | 2-iminoacetate synthase; EC 4.1.99.19; Dehydroglycine synthase; Tyrosine lyase; | thiH; b3990 JW3953; | NP_418417.1;YP_491471.1; | 377 | escherichia-coli |
| P77718 | tRNA sulfurtransferase; EC 2.8.1.4; Sulfur carrier protein ThiS sulfurtransferase; Thiamine biosynthesis protein ThiI; tRNA 4-thiouridine synthase; | thiI; yajK; b0423 JW0413; | NP_414957.1;YP_488715.1; | 482 | escherichia-coli |
| P75948 | Thiamine kinase; EC 2.7.1.89; | thiK; ycfN; b1106 JW1092; | NP_415624.1;YP_489374.1; | 274 | escherichia-coli |
| P0AGG0 | Thiamine-monophosphate kinase; TMP kinase; Thiamine-phosphate kinase; EC 2.7.4.16; | thiL; b0417 JW0407; | NP_414951.1;YP_488709.1; | 325 | escherichia-coli |
| P76423 | Hydroxyethylthiazole kinase; EC 2.7.1.50; 4-methyl-5-beta-hydroxyethylthiazole kinase; TH kinase; Thz kinase; | thiM; b2104 JW2091; | NP_416607.1;YP_490344.1; | 262 | escherichia-coli |
| P0AGG4 | Thioredoxin-2; Trx-2; EC 1.8.1.8; Protein-disulfide reductase; | trxC; yfiG; b2582 JW2566; | NP_417077.1;YP_490810.1; | 139 | escherichia-coli |
| P0AA25 | Thioredoxin-1; Trx-1; | trxA; fipA tsnC; b3781 JW5856; | NP_418228.2;YP_491658.1; | 109 | escherichia-coli |
| P31549 | Thiamine transport system permease protein ThiP; | thiP; yabK; b0067 JW0066; | NP_414609.1;YP_488373.1; | 536 | escherichia-coli |
| P31548 | Thiamine import ATP-binding protein ThiQ; EC 3.6.3.-; | thiQ; yabJ; b0066 JW0065; | NP_414608.1;YP_488372.1; | 232 | escherichia-coli |
