Table 2.
Comparison of C-terminal sequences of cytochrome b(5) from different organisms
| Organism | Sequencea | Net chargeb |
|---|---|---|
| Mammals, ER isoform | ||
| Bovine | HLYTSEN | −1 |
| Pig | HFYTSEN | −1 |
| Horse | RIYTAED | −2 |
| Rabbit | RLYMADD | −2 |
| Rat | RLYMAED | −2 |
| Mouse | RLYMAED | −2 |
| Human | RLYMAED | −2 |
| Mammals, MOM isoform | ||
| Rat | RHFWADSKSS | +1 |
| Mouse | RHFWADSKSS | +1 |
| Human | RYYTSESKSS | 0 |
| Other animals | ||
| Chick | RSYYMSE | −1 |
| Fruit fly (Drosophila melanogaster) | KFFFGGAKQ | +1 |
| House fly | KFFFGTKSQ | +1 |
| Caenorhabditis elegans | KCMFN | 0 |
| Polyandrocarpa misakiensis | RYYISN | 0 |
| Ciona savignyi | RFYMSS | 0 |
| Plants | ||
| Common olive | RHYTKEK | +2 |
| Brassica oleracea | RQYTKKE | +1 |
| Southern Asian dodder (Cuscuta reflexa) | RFYKKQSSD | +1 |
| Borago officinalis | RFYTKSSA | +1 |
| Oryza sativa | RIYTKSESA | 0 |
| Common tobacco | RFYTKQSSA | +1 |
| Thale cress (Arabidopsis thaliana) | RKT | +1 |
| Fungi | ||
| Baker's yeast | E | −2 |
| Fission yeast | KLNK | +1 |
a
C-terminal residues, starting from the first charged residue downstream to the hydrophobic region, are shown.
b
For simplicity, H residues are considered to be 100% charged, with a consequent overestimation of their contribution to net positivity.