| A0A2Z5PF12 | n/a | 7npa | H2S | A | 1120 | e7npaA3 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | NIR_SIR |
| A0A2Z5PF12 | n/a | 7npa | H2S | A | 1120 | e7npaA4 | Alpha-beta plaits | Sulfite reductase, domains 1 and 3 | Sulfite reductase, domains 1 and 3 | NIR_SIR_ferr |
| A0A2Z5PF12 | n/a | 7npa | H2S | B | 4227 | e7npaB2 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | NIR_SIR |
| A0A2Z5PF12 | n/a | 7npa | H2S | B | 4227 | e7npaB3 | Alpha-beta plaits | Sulfite reductase, domains 1 and 3 | Sulfite reductase, domains 1 and 3 | NIR_SIR_ferr |
| A0A2Z5PF12 | n/a | 7npa | H2S | C | 3920 | e7npaC2 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | NIR_SIR |
| A0A2Z5PF12 | n/a | 7npa | H2S | C | 3920 | e7npaC3 | Alpha-beta plaits | Sulfite reductase, domains 1 and 3 | Sulfite reductase, domains 1 and 3 | NIR_SIR_ferr |
| A0A2Z5PF12 | n/a | 7npa | H2S | D | 4622 | e7npaD2 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | NIR_SIR |
| A0A2Z5PF12 | n/a | 7npa | H2S | D | 4622 | e7npaD3 | Alpha-beta plaits | Sulfite reductase, domains 1 and 3 | Sulfite reductase, domains 1 and 3 | NIR_SIR_ferr |
| A0A2Z5PF12 | n/a | 7npa | H2S | E | 1119 | e7npaE2 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | NIR_SIR |
| A0A2Z5PF12 | n/a | 7npa | H2S | E | 1119 | e7npaE3 | Alpha-beta plaits | Sulfite reductase, domains 1 and 3 | Sulfite reductase, domains 1 and 3 | NIR_SIR_ferr |
| A0A2Z5PF12 | n/a | 7npa | H2S | F | 1119 | e7npaF2 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | NIR_SIR |
| A0A2Z5PF12 | n/a | 7npa | H2S | F | 1119 | e7npaF3 | Alpha-beta plaits | Sulfite reductase, domains 1 and 3 | Sulfite reductase, domains 1 and 3 | NIR_SIR_ferr |
| A0A2Z5PF12 | n/a | 7npa | H2S | G | 1123 | e7npaG2 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | NIR_SIR |
| A0A2Z5PF12 | n/a | 7npa | H2S | G | 1123 | e7npaG3 | Alpha-beta plaits | Sulfite reductase, domains 1 and 3 | Sulfite reductase, domains 1 and 3 | NIR_SIR_ferr |
| A0A2Z5PF12 | n/a | 7npa | H2S | H | 4416 | e7npaH2 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | NIR_SIR |
| A0A2Z5PF12 | n/a | 7npa | H2S | H | 4416 | e7npaH3 | Alpha-beta plaits | Sulfite reductase, domains 1 and 3 | Sulfite reductase, domains 1 and 3 | NIR_SIR_ferr |
| A0A2Z5PF12 | n/a | 7npa | H2S | I | 1121 | e7npaI2 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | NIR_SIR |
| A0A2Z5PF12 | n/a | 7npa | H2S | I | 1121 | e7npaI3 | Alpha-beta plaits | Sulfite reductase, domains 1 and 3 | Sulfite reductase, domains 1 and 3 | NIR_SIR_ferr |
| A0A2Z5PF12 | n/a | 7npa | H2S | J | 1120 | e7npaJ2 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | NIR_SIR |
| A0A2Z5PF12 | n/a | 7npa | H2S | J | 1120 | e7npaJ3 | Alpha-beta plaits | Sulfite reductase, domains 1 and 3 | Sulfite reductase, domains 1 and 3 | NIR_SIR_ferr |
| A0A2Z5PF12 | n/a | 7npa | H2S | K | 1120 | e7npaK2 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | NIR_SIR |
| A0A2Z5PF12 | n/a | 7npa | H2S | K | 1120 | e7npaK3 | Alpha-beta plaits | Sulfite reductase, domains 1 and 3 | Sulfite reductase, domains 1 and 3 | NIR_SIR_ferr |
| A0A2Z5PF12 | n/a | 7npa | H2S | L | 1116 | e7npaL2 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | NIR_SIR |
| A0A2Z5PF12 | n/a | 7npa | H2S | L | 1116 | e7npaL3 | Alpha-beta plaits | Sulfite reductase, domains 1 and 3 | Sulfite reductase, domains 1 and 3 | NIR_SIR_ferr |
| A0A2Z5PF12 | n/a | 7npa | H2S | M | 1128 | e7npaM2 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | NIR_SIR |
| A0A2Z5PF12 | n/a | 7npa | H2S | M | 1128 | e7npaM3 | Alpha-beta plaits | Sulfite reductase, domains 1 and 3 | Sulfite reductase, domains 1 and 3 | NIR_SIR_ferr |
| A0A2Z5PF12 | n/a | 7npa | H2S | N | 1017 | e7npaN2 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | NIR_SIR |
| A0A2Z5PF12 | n/a | 7npa | H2S | N | 1017 | e7npaN3 | Alpha-beta plaits | Sulfite reductase, domains 1 and 3 | Sulfite reductase, domains 1 and 3 | NIR_SIR_ferr |
| A0A2Z5PF12 | n/a | 7npa | H2S | O | 1121 | e7npaO2 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | NIR_SIR |
| A0A2Z5PF12 | n/a | 7npa | H2S | O | 1121 | e7npaO3 | Alpha-beta plaits | Sulfite reductase, domains 1 and 3 | Sulfite reductase, domains 1 and 3 | NIR_SIR_ferr |
| A0A2Z5PF12 | n/a | 7npa | H2S | P | 1117 | e7npaP2 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | NIR_SIR |
| A0A2Z5PF12 | n/a | 7npa | H2S | P | 1117 | e7npaP3 | Alpha-beta plaits | Sulfite reductase, domains 1 and 3 | Sulfite reductase, domains 1 and 3 | NIR_SIR_ferr |