>8guf_E mol:protein length:103 Heat-labile enterotoxin IIB, B chainGSGASQFFKDNCNRTTASLVEGVELTKYISDINNNTDGMYVVSSTGGVWRISRAKDYPDNVMTAEMRKIAMAAVLSGMRVNMCASPASSPNVIWAIELEAEGS