Table 2 Classification of the gene members of the cluster II in Figure 3
Gene locus | Gene ID | Description | reference |
|---|---|---|---|
Category A: Proven | |||
   yfeABCD | YPO2439-2442 | Inorganic iron and manganese binding/transport system | [36] |
   yfuABC | YPO2958-2960 | Inorganic iron transport system | [37] |
   ybt locus | YPO1906-1916 | Siderophore-dependent Yersiniabactin biosynthesis and transport | [74] |
   hmuRSTUV | YPO0279-0283 | Heme transport system | [38] |
   TonB-exbB-exbD | YPO2193, YPO0682-0683 | TonB-ExbB-ExbD complex | [75] |
   yiuABCR | YPO1310-1313 | Putative siderophore ABC-transporter | [76] |
   ysuFJIHG | YPO1528-1532 | Siderophore biosynthetic enzyme system | [76] |
Category B: Putative | |||
   fitABCD | YPO4022-4025 | Putative iron ABC transporter |  |
   Others | YPO0778-0776 | putative siderophore biosysnthesis protein |  |
| Â | YPO1011-1012 | putative TonB-dependent outer membrane receptor | Â |
| Â | YPO0956 | Putative hydroxamate-type ferri siderophore receptor | Â |
| Â | YPO3340 | Putative ferric siderophore receptor (pseudogene) | Â |
Category C: Hypothetical | |||
   sufABCDSE | YPO2399-2404 | Fe-S cluster assembly |  |
   nrdHIEF | YPO2648-2651 | Ribonucleoside-diphosphate reductase |  |
   yacK | YPO3409 | Putative exported protein |  |
   yhhN-zntA | YPO3819-3820 | Zinc, lead, cadmium and mercury transporting ATPase |  |
   Others | YPO0284 |  |  |
| Â | YPO0988 | Putative membrane protein | Â |
| Â | YPO1003 | Putative exported protein | Â |
| Â | YPO1735 | Putative ABC transporter (ATP-binding protein) | Â |
| Â | YPO1854-1856 | Putative membrane or exported protein | Â |
| Â | YPO2163 | Putative nitroreductase | Â |
| Â | YPO3339 | Hypothetical protein | Â |