| IPR015813 | Pyruvate/Phosphoenolpyruvate kinase-like domain superfamily | Homologous Superfamily |
| IPR008279 | PEP-utilising enzyme, mobile domain | Domain |
| IPR018274 | PEP-utilising enzyme, active site | Active Site |
| IPR036618 | PtsI, HPr-binding domain superfamily | Homologous Superfamily |
| IPR006318 | Phosphotransferase system, enzyme I-like | Domain |
| IPR023151 | PEP-utilising enzyme, conserved site | Conserved Site |
| IPR036637 | Phosphohistidine domain superfamily | Homologous Superfamily |
| IPR050499 | Phosphoenolpyruvate-dependent sugar PTS enzyme | Family |
| IPR040442 | Pyruvate kinase-like domain superfamily | Homologous Superfamily |
| IPR008731 | Phosphotransferase system, enzyme I N-terminal | Domain |
| IPR024692 | Phosphotransferase system, enzyme I | Family |
| IPR000121 | PEP-utilising enzyme, C-terminal | Domain |
| IPR001078 | 2-oxoacid dehydrogenase acyltransferase, catalytic domain | Domain |
| IPR006255 | Dihydrolipoamide succinyltransferase | Family |
| IPR050537 | 2-oxoacid dehydrogenase | Family |
| IPR023213 | Chloramphenicol acetyltransferase-like domain superfamily | Homologous Superfamily |
| IPR036625 | E3-binding domain superfamily | Homologous Superfamily |
| IPR004167 | Peripheral subunit-binding domain | Domain |
| IPR011053 | Single hybrid motif | Homologous Superfamily |
| IPR003016 | 2-oxo acid dehydrogenase, lipoyl-binding site | Binding Site |
| IPR000089 | Biotin/lipoyl attachment | Domain |