Omega-agatoxins
Omega-agatoxins in turn are subdivided in four classes based on their primary structures, biochemical properties and calcium channels specifity.
| Subtype | Amino acid length | MW (kDa) | UniProt |
|---|---|---|---|
| IA | 112 | 12808 | P15969 |
| IB | P15969 | ||
| IIA | P15971 | ||
| IIIA | 76 | 8518 | P33034 |
| IIIB | 76 | 8620 | P81744 |
| IIIC | P81745 | ||
| IIID | P81746 | ||
| IVA | 48 | 5210 | P30288 |
| IVA | 83 | 9167 | P37045 |
In several of the omega-agatoxins contain one or more D-amino acids which are produced from L-amino acids through the action of peptide isomerases.