Table 2.
Comparison of NADP+-dependent isocitrate dehydrogenases from different organisms.
| Organism | Km(isocitrate) | Km(NADP+) |
| Blastocladiella emersonii | 20 μM | 10 μM |
| Chlorobium limicola | 45 μM ± 13 | 27 μM ± 10 |
| Bacillus substilis | 5.9 μM ± 0.9 | 14.5 μM ± 2.2 |
| Escherichia coli | 4.9 μM ± 0.2 | 19.6 μM ± 3.6 |
| Synechocystis sp PCc 6803 | 59 μM | 12 μM |
| Pyrococcus furiosus | - | 4400 μM |
| Aeropyrum pernix | - | 30 μM |
| Thermotoga moritima | - | 55.2 μM |
| Aeropyrum fulgidus | - | 30 μM |
| Mycobacterium phlei (ATCC-354) | 74 μM | 53 μM |
| M. tb ICD-1 | 10 μM ± 5 | 125 μM ± 5 |
| M. tb ICD-2 | 20 μM ± 1 | 19.6 μM ± 6 |
| Beef liver NADP+-IDH | 1.7 μM | 7.3 μM |
| Rat liver (cytosolic) | 9.7 μM ± 2.9 | 11.5 μM ± 0.2 |
| Porcine heart NADP+ IDH | - | 5 μM ± 0.19 |