1U19Astructure--SMLAAYMFLLIMLGFPINFLTLYVTVQHKKLRTPLNYILLNLAVADLFMVFGGFTTTLYTSLHGYFVFGPTGCNLEGFFATLGGEIALWSLVVLAIERYVVVCKPMS---RFGENHAIMGVAFTWVMALACAAPPL-------------------------NNESFVIYMFVVHFIIPLIVIFFCYGQLVFTVK---AEKEVTRMVIIMVIAFLICWLPYAGVAFYIFTHQ--FGPIFMTIPAFFAKTSAVYNPVIYI-------------- 1U19Amembrane contact--??TT?TTTTTTTTNTTTNTTNTHNHHHHHNNHNNNNHTNHTNNTNNTTTNTTTNTTNTHNHHHHHHNTHHTTNHTNNNTNNTNNNNNNTNTTTTTTTNHTNNHHNHH---HTHHHHNHTTTTTTTTTTTTTTTTTH-------------------------NHHHHNTTNNTTNNTTTTTTTTTTTTHTTHHNH---HNHHNTHHTTTTTTTNTTTTTTNTTTNTTNTTHN--THHHTNTTTNTTNNTTNTTNTTTHT-------------- 1U19Amembrane layer--TTTTTTTTTTTTTTTTTTTTTTTTHTHHHHHHHHHHTTTTTTTTTTTTTTTTTTTTTTHHHHHHHHHHHHHHHHTTTTTTTTTTTTTTTTTTTTTTHHHHHHHHHHH---HHHHHTTTTTTTTTTTTTTTTTTTTT-------------------------HHHHTTTTTTTTTTTTTTTTTTTTTTHHHHHHH---HHHHHHHTTTTTTTTTTTTTTTTTTTTTTHHHHH--HHHHTTTTTTTTTTTTTTTTTTTTT-------------- templateAstructureWEAGMSLLMALVVLLIVAGNVLVIAAIGSTQRLQTLTNLFITSLACADLVVGLLVVPFGATLVVRGTWLWGSFLCELWTSLDVLCVTASIETLCVIAIDRYLAITSPFRYQSLMTRARAKVIICTVWAISALVSFLPIMMHWWRDEDPQALKCYQDPGCCDFVTNRAYAIASSIISFYIPLLIMIFVALRVYREAKEQIREHKALKTLGIIMGVFTLCWLPFFLVNIVNVFNRDLVPDWLFVAFNWLGYANSAMNPIIYCRSPDFRKAFKRLLA templateAmembrane contact????TT?TTTTTTTTNTTTNTTNTHNHHHHHNNHNNNNHTNHTNNTNNTTTNTTTNTTNTHNHHHHHHNTHHTTNHTNNNTNNTNNNNNNTNTTTTTTTNHTNNHHNHHTNHHTHHHHNHTTTTTTTTTTTTTTTTTHHHHTNHHHHNNNNNNHNNHHNNNNNNHHHHNTTNNTTNNTTTTTTTTTTTTHTTHHNHHNHHNHHNTHHTTTTTTTNTTTTTTNTTTNTTNTTHNHHTHHHTNTTTNTTNNTTNTTNTTTHTHHHHNHHNTHHTTH templateAmembrane layerTTTTTTTTTTTTTTTTTTTTTTTTTTHTHHHHHHHHHHTTTTTTTTTTTTTTTTTTTTTTHHHHHHHHHHHHHHHHTTTTTTTTTTTTTTTTTTTTTTHHHHHHHHHHHHHHHHHHHTTTTTTTTTTTTTTTTTTTTTHHHHHHHNNNNHNNNHNNHHHHHHHHHHHTTTTTTTTTTTTTTTTTTTTTTHHHHHHHHHHHHHHHHHTTTTTTTTTTTTTTTTTTTTTTHHHHHHHHHHHTTTTTTTTTTTTTTTTTTTTTHHHHHHHHTHHTTT