>sp|Q9NJC6|KBX2_MESMA Potassium channel toxin BmTXK-beta OS=Mesobuthus martensii OX=34649 PE=3 SV=1
MMKQQFFLFLAVIVMISSVIEAGRGKEIMKNIKEKLTEVKDKMKHSWNKLTSMSEYACPV
IEKWCEDHCAAKKAIGKCEDTECKCLKLRK