>1txb_A mol:protein length:73 TOXIN B TKCYVTPDATSQTCPDGQDICYTKTWCDGFCSSRGKRIDLGCAATCPKVKPGVDIKCCS TDNCNPFPTWKRKH >1txb_A mol:protein length:73 TOXIN B TKCYVTPDATSQTCPDGQDICYTKTWCDGFCSSRGKRIDLGCAATCPKVKPGVDIKCCS TDNCNPFPTWKRKH