>1R4Q_1|Chains A, B[auth L]|SHT cytotoxin A subunit|Shigella dysenteriae (622) KEFTLDFSTAKTYVDSLNVIRSAIGTPLQTISSGGTSLLMIDSGTGDNLFAVDVRGIDPEEGRFNNLRLIVERNNLYVTGFVNRTNNVFYRFADFSHVTFPGTTAVTLSGDSSYTTLQRVAGISRTGMQINRHSLTTSYLDLMSHSGTSLTQSVARAMLRFVTVTAEALRFRQIQRGFRTTLDDLSGRSYVMTAEDVDLTLNWGRLSSVLPDYHGQDSVRVGRISFGSINAILGSVALILNCHHHASRVARMASDEFPSMCPADGRVRGITHNKILWDSSTLGAILMRRTISS >1R4Q_2|Chains C[auth B], D[auth C], E[auth D], F[auth E], G[auth F], H[auth G], I[auth H], J[auth I], K[auth J], L[auth K]|Shigella toxin chain B|Shigella dysenteriae (622) TPDCVTGKVEYTKYNDDDTFTVKVGDKELFTNRWNLQSLLLSAQITGMTVTIKTNACHNGGGFSEVIFR