>tr|M1F4G0|M1F4G0_CONBR O-superfamily conotoxin Br7.3 OS=Conus brunneus OX=101289 PE=2 SV=1
MEKLTILLLVVTVLVSTQAMIQGDMEKRRKAKINIFSKRKTTAERWWDGECRSWSNKCEW
PWHCCSNDCEDYCTLW