| Swiss-Prot top hits (Blast detail) | Score | e value |
| P72854 Sulfite reductase [ferredoxin] | 651 | 4e-067 |
| P30008 Sulfite reductase [ferredoxin] | 642 | 4e-066 |
| A4Y9Z3 Sulfite reductase [NADPH] hemoprotein beta-component | 433 | 7e-042 |
| A0KTH5 Sulfite reductase [NADPH] hemoprotein beta-component | 430 | 2e-041 |
| Q0HYB3 Sulfite reductase [NADPH] hemoprotein beta-component | 430 | 2e-041 |