Chains and heterogens:
PDB Chain Sequences:
>1c7dA (A:) mlspadktnvkaawgkvgahageygaealermflsfpttktyfphfdlshgsaqvkghgk kvadaltnavahvddmpnalsalsdlhahklrvdpvnfkllshcllvtlaahlpaeftpa vhasldkflasvstvltskyrggvlspadktnvkaawgkvgahageygaealermflsfp ttktyfphfdlshgsaqvkghgkkvadaltnavahvddmpnalsalsdlhahklrvdpvn fkllshcllvtlaahlpaeftpavhasldkflasvstvltskyr
>1c7dB (B:) mhltpeeksavtalwgkvnvdevggealgrllvvypwtqrffesfgdlstpdavmgnpkv kahgkkvlgafsdglahldnlkgtfatlselhcdklhvdpenfrllgkvlvcvlahhfgk eftppvqaayqkvvagvanalahkyh
>1c7dD (D:) mhltpeeksavtalwgkvnvdevggealgrllvvypwtqrffesfgdlstpdavmgnpkv kahgkkvlgafsdglahldnlkgtfatlselhcdklhvdpenfrllgkvlvcvlahhfgk eftppvqaayqkvvagvanalahkyh