>5YCL_1|Chains A, C|Antitoxin HigA|Shigella flexneri (623) IADILQAGEKLTAVAPFLAGIQNEEQYTQALELVDHLLLNDPENPLLDLVCAKITAWEESAPEFAEFNAMAQAMPGGIAVIRTLMDQYGLTLSDLPEIGSKSMVSRVLSGKRKLTLEHAKKLATRFGISPALFIDLEH >5YCL_2|Chains B, D|mRNA interferase HigB|Shigella flexneri (623) DPMHLITQKALKDAAEKYPQHKTELVALGNTIAKGYFKKPESLKAVFPSLDNFKYLDKHYVFNVGGNELRVVAMVFFESQKCYIREVMTHKEYDFFTAVHR