>5L21_1|Chain A|Botulinum neurotoxin type A|Clostridium botulinum (strain Hall / ATCC 3502 / NCTC 13319 / Type A) (441771) GPMNIINTSILNLRYESNHLIDLSRYASKINIGSKVNFDPIDKNQIQLFNLESSKIEVILKNAIVYNSMYENFSTSFWIRIPKYFNSISLNNEYTIINCMENNSGWKVSLNYGEIIWTLQDTQEIKQRVVFKYSQMINISDYINRWIFVTITNNRLNNSKIYINGRLIDQKPISNLGNIHASNNIMFKLDGCRDTHRYIWIKYFNLFDKELNEKEIKDLYDNQSNSGILKDFWGDYLQYDKPYYMLNLYDPNKYVDVNNVGIRGYMYLKGPRGSVMTTNIYLNSSLYRGAKFIIKKYASGNKDNIVRNNDRVYINVVVKNKEYRLATNASQAGVEKILSALEIPDVGNLSQVVVMKSKNDQGITNKCKMNLQDNNGNDIGFIGFHQFNNIAKLVASNWYNRQIERSSRTLGCSWEFIPVDDGWGERPL >5L21_2|Chain B|VHH-C2|Vicugna pacos (30538) QVQLVESGGGLAQPGGSLRLSCEASGFGTWFRFDENTVNWYRQPPGKSREFDELVARYPKSGIVTYLDSVKGRFTISRDNAKKMAFLQMDNLKPEDTAVYYCNVGEFWGQGTQVTISSE