| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| P0AFX4 | Regulator of sigma D; | rsd; b3995 JW3959; | NP_418423.1;YP_491465.1; | 158 | escherichia-coli |
| P0AFX7 | Anti-sigma-E factor RseA; Regulator of SigE; Sigma-E anti-sigma factor RseA; Sigma-E factor negative regulatory protein; | rseA; mclA yfiJ; b2572 JW2556; | NP_417067.1;YP_490800.1; | 216 | escherichia-coli |
| P0AFX9 | Sigma-E factor regulatory protein RseB; | rseB; b2571 JW2555; | NP_417066.1;YP_490799.1; | 318 | escherichia-coli |
| P0AEH1 | Regulator of sigma-E protease RseP; EC 3.4.24.-; S2P endopeptidase; Site-2 protease RseP; S2P protease RseP; Site-2-type intramembrane protease; | rseP; ecfE yaeL; b0176 JW0171; | NP_414718.1;YP_488478.1; | 450 | escherichia-coli |
| P46187 | Protein RseC; | rseC; b2570 JW2554; | NP_417065.1;YP_490798.1; | 159 | escherichia-coli |
| P39286 | Putative ribosome biogenesis GTPase RsgA; EC 3.6.1.-; | rsgA; engC yjeQ; b4161 JW4122; | NP_418585.4;YP_492306.1; | 350 | escherichia-coli |
| P06992 | Ribosomal RNA small subunit methyltransferase A (EC 2.1.1.182) (16S rRNA; adenine(1518)-N(6)/adenine(1519)-N(6))-dimethyltransferase; 16S rRNA dimethyladenosine transferase; 16S rRNA dimethylase; High level kasugamycin resistance protein KsgA; Kasugamycin盽?盾 | rsmA; ksgA; b0051 JW0050; | NP_414593.1;YP_488357.1; | 273 | escherichia-coli |
| P36929 | Ribosomal RNA small subunit methyltransferase B (EC 2.1.1.176) (16S rRNA m5C967 methyltransferase) (rRNA; cytosine-C(5)-)-methyltransferase RsmB; | rsmB; fmu/fmv rrmB sun yhdB; b3289 JW3250; | NP_417747.1;YP_492144.1; | 429 | escherichia-coli |
| P39406 | Ribosomal RNA small subunit methyltransferase C (EC 2.1.1.172) (16S rRNA m2G1207 methyltransferase) (rRNA; guanine-N(2)-)-methyltransferase RsmC; | rsmC; yjjT; b4371 JW4333; | NP_418788.1;YP_492500.1; | 343 | escherichia-coli |
| P0ADX9 | Ribosomal RNA small subunit methyltransferase D (EC 2.1.1.171) (16S rRNA m2G966 methyltransferase) (rRNA; guanine-N(2)-)-methyltransferase; | rsmD; yhhF; b3465 JW3430; | NP_417922.1;YP_491969.1; | 198 | escherichia-coli |
| P0AGL7 | Ribosomal RNA small subunit methyltransferase E; EC 2.1.1.193; 16S rRNA m3U1498 methyltransferase; | rsmE; yggJ; b2946 JW2913; | NP_417421.4;YP_491145.1; | 243 | escherichia-coli |
| P76273 | Ribosomal RNA small subunit methyltransferase F (EC 2.1.1.178) (16S rRNA m5C1407 methyltransferase) (rRNA; cytosine-C(5)-)-methyltransferase RsmF; | rsmF; yebU; b1835 JW5301; | NP_416349.2;YP_490097.1; | 479 | escherichia-coli |
| P0A6U5 | Ribosomal RNA small subunit methyltransferase G; EC 2.1.1.170; 16S rRNA 7-methylguanosine methyltransferase; 16S rRNA m7G methyltransferase; Glucose-inhibited division protein B; | rsmG; gidB; b3740 JW3718; | NP_418196.1;YP_491689.1; | 207 | escherichia-coli |
| P60390 | Ribosomal RNA small subunit methyltransferase H (EC 2.1.1.199) (16S rRNA m(4)C1402 methyltransferase) (rRNA; cytosine-N(4)-)-methyltransferase RsmH; | rsmH; mraW yabC; b0082 JW0080; | NP_414624.1;YP_488387.1; | 313 | escherichia-coli |
| P67087 | Ribosomal RNA small subunit methyltransferase I; EC 2.1.1.198; 16S rRNA 2'-O-ribose C1402 methyltransferase; rRNA (cytidine-2'-O-)-methyltransferase RsmI; | rsmI; yraL; b3146 JW3115; | NP_417615.1;YP_491333.1; | 286 | escherichia-coli |
| P68567 | Ribosomal RNA small subunit methyltransferase J (EC 2.1.1.242) (16S rRNA m2G1516 methyltransferase) (rRNA; guanine-N(2)-)-methyltransferase; | rsmJ; yhiQ; b3497 JW5672; | NP_417954.1;YP_491938.1; | 250 | escherichia-coli |
| P38104 | Starvation-sensing protein RspA; | rspA; b1581 JW1573; | NP_416098.1;YP_489844.1; | 404 | escherichia-coli |
| P38105 | Starvation-sensing protein RspB; EC 1.1.1.-; | rspB; b1580 JW1572; | NP_416097.1;YP_489843.1; | 339 | escherichia-coli |
| P0ACM2 | HTH-type transcriptional repressor RspR; | rspR; ydfH; b1540 JW1533; | NP_416058.1;YP_489803.1; | 228 | escherichia-coli |
| P0AFR0 | NTE family protein RssA; | rssA; ychK; b1234 JW1222; | NP_415750.2;YP_489502.1; | 301 | escherichia-coli |
