Table 2. The frequencies of the resonance Raman modes of the FeII–NO complexes of the NOSs.
Arg, L-arginine; ND, not determined.
| Protein | Co-ordination | ν4, ν3 cm−1 | νFe−NO (15N16O) cm−1 | Reference |
|---|---|---|---|---|
| saNOS | 5C | 1374, 1507 | 526 (Δ7) | This work |
| saNOS–Arg | 6C | 1374, 1497 | 550 (ND) | This work |
| saNOS–Arg–H4B | 6C | ND | 550 (Δ15) | This work |
| saNOS–NOHA–H4B | 6C | ND | 555 (Δ12) | This work |
| bsNOS | 5C/6C | 1374, 1508/1498* | ND | This work |
| bsNOS–Arg–H4B | 6C | 1374, 1498 | 550 (ND) | This work |
| bsNOS–NOHA–H4B | 6C | ND | 555 (Δ12) | This work |
| nNOSox | 5C | 1376, 1508 | ND | [40] |
| nNOSox–Arg–H4B | 6C | 1376, 1497 | 549 (Δ15) | [40] |
| iNOSox–Arg | 6C | ND | 540 (Δ17) | [41] |
| iNOSox–Arg–H4B | 6C | ND | 549 (Δ16) | [41] |
*The majority of the haem was 5C based on the relative intensities of the ν3 lines and the relative intensities of the Soret optical absorption bands.