| ID: 97608667 | cysteine desulfurase NifS [Methanospirillum stamsii] | | ACKUB1_RS04295, ACKUB1_04295 |
| ID: 97547355 | cysteine desulfurase NifS [Methanospirillum lacunae] | | ACKUB0_RS02040, ACKUB0_02040 |
| ID: 97536481 | cysteine desulfurase NifS [Paraclostridium sordellii] | | ATCC9714_RS03045, ATCC9714_06081 |
| ID: 97507178 | cysteine desulfurase NifS [Faecalimonas umbilicata] | | ACGG81_RS08010, F120042H4_15640 |
| ID: 97394571 | cysteine desulfurase NifS [Klebsiella grimontii] | | ACE3MN_RS09090, ACE3MN_09090 |
| ID: 97391333 | cysteine desulfurase NifS [Eubacterium ramulus] | | ACIRUQ_RS08545, ACIRUQ_08545 |
| ID: 97328524 | cysteine desulfurase NifS [[Ruminococcus] torques] | | ACH9UM_RS03400, ACH9UM_03400 |
| ID: 97207369 | cysteine desulfurase NifS [Enterocloster aldenensis] | | ACGHG1_RS19695, K250101E9_38920 |
| ID: 97192487 | cysteine desulfurase NifS [Sellimonas intestinalis] | | ACI3DL_RS05050, ACI3DL_05050 |
| ID: 96964600 | cysteine desulfurase NifS [Methanolobus sp. WCC5] | | V7O64_RS08240, V7O64_08225 |
| ID: 96960120 | cysteine desulfurase NifS [Methanolobus sp. WCC1] | | V7O61_RS01110, V7O61_01100 |
| ID: 96957727 | cysteine desulfurase NifS [Methanolobus sp. ZRKC1] | | V7O59_RS04400, V7O59_04395 |
| ID: 96854431 | cysteine desulfurase NifS [Methanolobus sp. ZRKC4] | | V7O67_RS03240, V7O67_03245 |
| ID: 96852885 | cysteine desulfurase NifS [Methanolobus sp. ZRKC3] | | V7O66_RS09670, V7O66_09650 |
| ID: 96850289 | cysteine desulfurase NifS [Methanolobus sp. ZRKC2] | | V7O62_RS10755, V7O62_10750 |
| ID: 96229138 | cysteine desulfurase NifS [Dorea amylophila] | | OCV72_RS09295, OCV72_09295 |
| ID: 95774987 | cysteine desulfurase NifS [Xanthobacter autotrophicus] | | FBQ73_RS16160, FBQ73_16160 |
| ID: 95765915 | cysteine desulfurase NifS [Xanthobacter flavus] | | QMG57_RS25715, XFLAVUS301_51460 |
| ID: 95755644 | cysteine desulfurase NifS [Cloacibacillus evryensis DSM 19522] | | CLOEV_RS04130, Cloev_0832 |
| ID: 94027336 | cysteine desulfurase NifS [Vibrio diazotrophicus] | | AAGA51_RS20930 |