>7Y4J_1|Chain A|Hemagglutinin/protease regulatory protein|Vibrio cholerae (666) MDASIEKRPRTRLSPQKRKLQLMEIALEVFAKRGIGRGGHADIAEIAQVSVATVFNYFPTREDLVDDVLNFVVRQFSNFLTDHIDLDLDVKTNLQTICKEMVKLAMTDCHWLKVWFEWSASTRDEVWPLFVSTNRTNQLLIRNMFMKAMERGELCEKHDVDNMASLFHGICYSIFLQVNRLGEQEAVYKLADSYLNMLCIYKN