| KEGG ID | KO | Definition |
| bfl:Bfl333 | K01903 | succinyl-CoA synthetase beta chain |
| bpn:BPEN_343 | K01903 | succinyl-CoA synthetase, beta chain |
| bva:BVAF_335 | K01903 | succinyl-CoA ligase subunit beta |
| bchr:BCHRO640_352 | K01903 | Succinyl-CoA ligase [ADP-forming] subunit beta |
| ben:BOBLI757_338 | K01903 | succinyl-CoA ligase [ADP-forming] subunit beta |
| gap:GAPWK_2091 | K01903 | Succinyl-CoA ligase [ADP-forming] beta chain |