TABLE 1

Secondary structure of urotoxin, spinoxin, and maurotoxin

Toxinα-Helixβ1-Sheetβ2-Sheet
Urotoxin8-19 T-T24-26 SKC31-33 CKC
Spinoxin10-17 Y-T22-24 AKC29-31 CKC
Maurotoxin6-17 S-T22-25 AKC28-31 SKCK