| KEGG ID | KO | Definition |
| tcx:Tcr_0839 | K01602 | ribulose 1,5-bisphosphate carboxylase small subunit |
| tcy:Thicy_1564 | K01602 | Ribulose-bisphosphate carboxylase |
| tao:THIAE_09960 | K01602 | ribulose bisphosphate carboxylase small chain |
| alv:Alvin_2749 | K01602 | Ribulose-bisphosphate carboxylase |
| mpur:MARPU_15430 | K01602 | ribulose bisphosphate carboxylase small chain |