Chains and heterogens:
PDB Chain Sequences:
>1abwA (A:) mlspadktnvkaawgkvgahageygaealermflsfpttktyfphfdlshgsaqvkghgk kvadaltnavahvddmpnalsalsdlhahklrvdpvnfkllshcllvtlaahlpaeftpa vhasldkflasvstvltskyrgvlspadktnvkaawgkvgahageygaealermflsfpt tktyfphfdlshgsaqvkghgkkvadaltnavahvddmpnalsalsdlhahklrvdpvnf kllshcllvtlaahlpaeftpavhasldkflasvstvltskyr
>1abwB (B:) mhltpeeksavtalwgkvnvdevggealgrllvvypwtqrffesfgdlstpdavmgnpkv kahgkkvlgafsdglahldnlkgtfatlselhcdklhvdpenfrllgkvlvcvlahhfgk eftppvqaayqkvvagvanalahkyh
>1abwD (D:) mhltpeeksavtalwgkvnvdevggealgrllvvypwtqrffesfgdlstpdavmgnpkv kahgkkvlgafsdglahldnlkgtfatlselhcdklhvdpenfrllgkvlvcvlahhfgk eftppvqaayqkvvagvanalahkyh