| Role | Gene | Name | |
|---|
| 2-oxoglutarate dehydrogenase E1 component (EC 1.2.4.2) | Psyr_2009 | | |
| Aconitate hydratase (EC 4.2.1.3) | Psyr_3404 | | |
| Aconitate hydratase 2 (EC 4.2.1.3) | No genes | | |
| Aconitate hydratase X, predicted | No genes | | |
| Aconitate hydratase large subunit (EC 4.2.1.3) | No genes | | |
| Aconitate hydratase small subunit (EC 4.2.1.3) | No genes | | |
| Archaeal succinyl-CoA ligase [ADP-forming] alpha chain (EC 6.2.1.5) | No genes | | |
| Archaeal succinyl-CoA ligase [ADP-forming] beta chain (EC 6.2.1.5) | No genes | | |
| Citrate lyase gamma chain, acyl carrier protein (EC 4.1.3.6) | No genes | | |
| Citrate synthase (si) (EC 2.3.3.1) | Psyr_2004 | | |
| Dihydrolipoamide dehydrogenase (EC 1.8.1.4) | No genes | | |
| Dihydrolipoamide dehydrogenase of 2-oxoglutarate dehydrogenase (EC 1.8.1.4) | Psyr_2011 | | |
| Dihydrolipoamide dehydrogenase of pyruvate dehydrogenase complex (EC 1.8.1.4) | No genes | | |
| Dihydrolipoamide succinyltransferase component (E2) of 2-oxoglutarate dehydrogenase complex (EC 2.3.1.61) | Psyr_2010 | | |
| Fumarate hydratase class I (EC 4.2.1.2) | No genes | | |
| Fumarate hydratase class I, aerobic (EC 4.2.1.2) | Psyr_4031 | | |
| Fumarate hydratase class II (EC 4.2.1.2) | Psyr_3661 | | |
| Isocitrate dehydrogenase [NADP] (EC 1.1.1.42) | No genes | | |
| Isocitrate dehydrogenase [NAD] (EC 1.1.1.41) | No genes | | |
| Malate dehydrogenase (EC 1.1.1.37) | No genes | | |
| Malate:quinone oxidoreductase (EC 1.1.5.4) | Psyr_0976 | | |
| | Psyr_2387 | | |
| Putative Dihydrolipoamide dehydrogenase (EC 1.8.1.4) | No genes | | |
| Putative malate dehydrogenase (EC 1.1.1.37), similar to archaeal MJ1425 | No genes | | |
| Succinate dehydrogenase flavoprotein subunit (EC 1.3.99.1) | Psyr_2007 | | |
| Succinate dehydrogenase iron-sulfur protein (EC 1.3.99.1) | Psyr_2008 | | |
| Succinyl-CoA ligase [ADP-forming] alpha chain (EC 6.2.1.5) | Psyr_2013 | | |
| Succinyl-CoA ligase [ADP-forming] beta chain (EC 6.2.1.5) | Psyr_2012 | | |
| Transcriptional regulator of succinyl CoA synthetase operon | No genes | | |
| hypothetical protein that often co-occurs with aconitase | No genes | | |