Alignment of the amino acid sequences of the mammalian tachykinins
| Tachykinin . | Amino acid sequence . |
|---|---|
| SP | RPKPQQFFGLM-NH2 |
| NKA | HKTDSFVGLM-NH2 |
| NKB | DMHDFFVGLM-NH2 |
| HK-1 | SRTRQFYGLM-NH2 |
| hHK-1 | TGKASQFFGLM-NH2 |
| hHK-1 (4–11) | ASQFFGLM-NH2 |
| EKA/B | GKASQFFGLM-NH2 |
| EKC | KKAYQLEHTFQGLL-NH2 |
| EKD | VGAYQLEHTFQGLL-NH2 |
| Tachykinin . | Amino acid sequence . |
|---|---|
| SP | RPKPQQFFGLM-NH2 |
| NKA | HKTDSFVGLM-NH2 |
| NKB | DMHDFFVGLM-NH2 |
| HK-1 | SRTRQFYGLM-NH2 |
| hHK-1 | TGKASQFFGLM-NH2 |
| hHK-1 (4–11) | ASQFFGLM-NH2 |
| EKA/B | GKASQFFGLM-NH2 |
| EKC | KKAYQLEHTFQGLL-NH2 |
| EKD | VGAYQLEHTFQGLL-NH2 |
HK-1 indicates hemokinin 1; hHK-1, human hemokinin; hHK-1 (4-11), a truncated version of hemokinin 1; and EKA/B, C-terminal sequence shared by endokinins A,B.