| P12943 | n/a | 1frv | SF4 | A | 267 | e1frvA2 | Flavodoxin-like | Class I glutamine amidotransferase-like | CheY-like | Oxidored_q6 |
| P12943 | n/a | 1frv | SF4 | C | 267 | e1frvC2 | Flavodoxin-like | Class I glutamine amidotransferase-like | CheY-like | Oxidored_q6 |
| P12943 | n/a | 1yq9 | SF4 | A | 267 | e1yq9A2 | Flavodoxin-like | Class I glutamine amidotransferase-like | CheY-like | Oxidored_q6 |
| P12943 | n/a | 1yq9 | SF4 | B | 267 | e1yq9B2 | Flavodoxin-like | Class I glutamine amidotransferase-like | CheY-like | Oxidored_q6 |
| P12943 | n/a | 2frv | SF4 | A | 267 | e2frvA2 | Flavodoxin-like | Class I glutamine amidotransferase-like | CheY-like | Oxidored_q6 |
| P12943 | n/a | 2frv | SF4 | C | 267 | e2frvC2 | Flavodoxin-like | Class I glutamine amidotransferase-like | CheY-like | Oxidored_q6 |
| P12943 | n/a | 2frv | SF4 | E | 267 | e2frvE2 | Flavodoxin-like | Class I glutamine amidotransferase-like | CheY-like | Oxidored_q6 |
| P12943 | n/a | 2frv | SF4 | G | 267 | e2frvG2 | Flavodoxin-like | Class I glutamine amidotransferase-like | CheY-like | Oxidored_q6 |
| P12943 | n/a | 2frv | SF4 | I | 267 | e2frvI2 | Flavodoxin-like | Class I glutamine amidotransferase-like | CheY-like | Oxidored_q6 |
| P12943 | n/a | 2frv | SF4 | S | 267 | e2frvS1 | Fe-S cluster-binding domain in nickel-iron hydrogenase small subunit | Fe-S cluster-binding domain in nickel-iron hydrogenase small subunit | Fe-S cluster-binding domain in nickel-iron hydrogenase small subunit | NiFe_hyd_SSU_C |
| P12943 | n/a | 2frv | SF4 | S | 267 | e2frvS2 | Flavodoxin-like | Class I glutamine amidotransferase-like | CheY-like | Oxidored_q6 |