Chains and heterogens:
PDB Chain Sequences:
>1b7tA (A:) fsdpdfqylavdrkklmkeqtaafdgkkncwvpdekegfasaeiqsskgdeitvkivads strtvkkddiqsmnppkfekledmanmtylneasvlynlrsrytsgliytysglfciavn pyrrlpiytdsviakyrgkrkteipphlfsvadnayqnmvtdrenqsclitgesgagkte ntkkvimylakvacavkkkdeeasdkkegsledqiiqanpvleaygnakttrnnnssrfg kfirihfgptgkiagadietylleksrvtyqqsaernyhifyqicsnaipelndvmlvtp dsglysfinqgcltvdniddveefklcdeafdilgftkeekqsmfkctasilhmgemkfk qrpreeqaesdgtaeaekvaflcginagdllkallkpkvkvgtemvtkgqnmnqvvnsvg alakslydrmfnwlvrrvnktldtkakrnyyigvldiagfeifdfnsfeqlcinytnerl qqffnhhmfileqeeykkegiawefidfgmdlqmcidliekpmgilsileeecmfpkadd ksfqdklyqnhmgknrmftkpgkptrpnqgpahfelhhyagnvpysitgwleknkdpine nvvallgaskeplvaelfkapeepagggkkkkgkssafqtisavhreslnklmknlysth phfvrciipnelkqpglvdaelvlhqlqcngvlegiricrkgfpsrliysefkqrysila pnaipqgfvdgktvsekilaglqmdpaeyrlgttkvffkagvlgnleemrderlskiism fqahirgylirkaykklqdqriglsviqrnirkwlvlrnwqwwklyskvkp
>1b7tA (A:) fsdpdfqylavdafdgkkncwvpdekegfasaeiqsskgdeitvkivadsstrtvkkddi qsmnppkfekledmanmtylneasvlynlrsrytsgliytysglfciavnpyrrlpiytd sviakyrgkrkteipphlfsvadnayqnmvtdrenqsclitgesgagktentkkvimyla kvacaegsledqiiqanpvleaygnakttrnnnssrfgkfirihfgptgkiagadietyl leksrvtyqqsaernyhifyqicsnaipelndvmlvtpdsglysfinqgcltvdniddve efklcdeafdilgftkeekqsmfkctasilhmgemkfkqaesdgtaeaekvaflcginag dllkallkpkvtkgqnmnqvvnsvgalakslydrmfnwlvrrvnktldtkakrnyyigvl diagfeifdfnsfeqlcinytnerlqqffnhhmfileqeeykkegiawefidfgmdlqmc idliekpmgilsileeecmfpkaddksfqdklyqnhmgknrmftkpgkptrpnqgpahfe lhhyagnvpysitgwleknkdpinenvvallgaskeplvaelfkaqtisavhreslnklm knlysthphfvrciipnelkqpglvdaelvlhqlqcngrkgfpsrliysefkqrysilap naipdgktvsekilaglqmdpaeyrlgttkvffkagvlgnleemrderlskiismfqahi rgylirkaykklqdqriglsviqrnirkwlvlrnwqwwklyskvkp
>1b7tY (Y:) pqkqiqemkeafsmidvdrdgfvskedikaiseqlgrapddkeltamlkeapgplnftmf lsifsdklsgtdseetirnafamfdeqetkklnieyikdllenmgdnfnkdemrmtfkea pveggkfdyvkftamikg
>1b7tZ (Z:) klsqdeiddlkdvfelfdfwdgrdgavdafklgdvcrclginprnedvfavggthkmgek slpfeeflpayeglmdceqgtfadymeafktfdregqgfisgaelrhvltalgerlsded vdeiikltdlqedlegnvkyedfvkkvmagpyp