>sp|Q2VBN5|3SDC1_OPHHA Beta-cardiotoxin CTX21 OS=Ophiophagus hannah OX=8665 PE=3 SV=1
MKTLLLTLVVVTIVCLDLGYTRKCLNTPLPLIYTTCPIGQDKCVKMTIKKLPSKYDVIRG
CTDICPKSSADVVVVCCDTNKCNK