>3efx_L mol:protein length:103 Cholera enterotoxin subunit B, Heat-labile enterotoxin B chainAPQNITELCSEYHNTQIYTINDKILSYTESLAGKREMAIITFKNGATFQVEVPGSQHIDSQKKAIERMKDTLRIAYLTEAKVEKLCVWNNKTPNSIAAISMAN