| Q4UZH5 | PUR7_XANC8 | Xanthomonas campestris pv. campestris (strain 8004) | purC XC_0467 | Detail |
| Q74BF0 | PUR7_GEOSL | Geobacter sulfurreducens (strain ATCC 51573 / DSM 12127 / PCA) | purC GSU2091 | Detail |
| Q222U2 | PUR7_RHOFT | Rhodoferax ferrireducens (strain ATCC BAA-621 / DSM 15236 / T118) (Albidiferax ferrireducens) | purC Rfer_0203 | Detail |
| A9B302 | PUR7_HERA2 | Herpetosiphon aurantiacus (strain ATCC 23779 / DSM 785 / 114-95) | purC Haur_4835 | Detail |
| Q0A6C9 | RIMK_ALKEH | Alkalilimnicola ehrlichii (strain ATCC BAA-1101 / DSM 17681 / MLHE-1) | rimK Mlg_2266 | Detail |
| Q4UML8 | PUR7_RICFE | Rickettsia felis (strain ATCC VR-1525 / URRWXCal2) (Rickettsia azadi) | purC RF_0339 | Detail |
| Q83BB0 | RIMK_COXBU | Coxiella burnetii (strain RSA 493 / Nine Mile phase I) | rimK CBU_1602 | Detail |
| Q38XX0 | PUR7_LACSS | Lactobacillus sakei subsp. sakei (strain 23K) | purC LCA_0655 | Detail |
| A9KQ90 | PUR7_LACP7 | Lachnoclostridium phytofermentans (strain ATCC 700394 / DSM 18823 / ISDg) (Clostridium phytofermentans) | purC Cphy_3045 | Detail |
| O05946 | PUR7_RICPR | Rickettsia prowazekii (strain Madrid E) | purC RP220 | Detail |