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8.B.9.1.3
Helothermine of 242 aas.  Alters a variety of ion channel activities, including voltage-gated potassium channels (Kv), voltage-gated calcium channels (L-, N-, and P-type) (Cav) and ryanidine receptors (RyR) (Morrissette et al. 1995).

Accession Number:Q91055
Protein Name:Cysteine-rich venom protein helothermine
Length:242
Molecular Weight:27493.00
Species:Heloderma horridum horridum (Mexican beaded lizard) [8552]
Location1 / Topology2 / Orientation3: Secreted1
Substrate NONE

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Predict TMSs (Predict number of transmembrane segments)
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FASTA formatted sequence
1:	MILLSLYLCL AAMLHQSEGE ASPKLPGLMT SNPDQQTEIT DKHNNLRRIV EPTASNMLKM 
61:	TWSNKIAQNA QRSANQCTLE HTSKEERTID GVECGENLFF SSAPYTWSYA IQNWFDERKY 
121:	FRFNYGPTAQ NVMIGHYTQV VWYRSYELGC AIAYCPDQPT YKYYQVCQYC PGGNIRSRKY 
181:	TPYSIGPPCG DCPDACDNGL CTNPCKQNDV YNNCPDLKKQ VGCGHPIMKD CMATCKCLTE 
241:	IK