Chains and heterogens:
PDB Chain Sequences:
>6fn3A (A:) magvknsiiwfrkglrlhdnpalleackdakhvypvfvldphflqqssykvsvnrynfll esledlqrsfqargsrllvlrgkpeevfprvfrewgvtqlcfehdtepyakvrdaavrrl aaeagvevvtpishtlydtdmlvarnggaapltmqsftklvdrvgdppapapdppaampp paedmpsaapaatgvptwqevgfkeppltvfkggetealarleaafqdpkwvagfqkpdt dpsawekpattvlspylkfgclsarlfharllevyrrhpahsqppvslrgqllwreffyt vgsttpnfhrmagnpvckqidwddnpeflaawreartgfpwidaimtqlvtwgwmhhlar hsvacfltrgdlyvswergmevfeehlidqdhylnaanwmwlsasaffsqyfrvyspvvf gkkydpegrfirkflpvlkdmpakyiyepwtaplevqrkagcvvgrdypapivdhavask aciarmaaayrrskgeklaaalehhhhhh
>6fn3A (A:) gvknsiiwfrkglrlhdnpalleackdakhvypvfvldphflqqkvsvnrynfllesled lqrsfqargsrllvlrgkpeevfprvfrewgvtqlcfehdtepyakvrdaavrrlaaeag vevvtpishtlydtdmlvarnggaapltmqsftklvdrvgdppapapdppaampppaedm psaapaatgvptwqevgfkeppltvfkggetealarleaafqdpkwvagfqkpdtdpsaw ekpattvlspylkfgclsarlfharllevyrrhpahsqppvslrgqllwreffytvgstt pnfhrmagnpvckqidwddnpeflaawreartgfpwidaimtqlvtwgwmhhlarhsvac fltrgdlyvswergmevfeehlidqdhylnaanwmwlsasaffsqyfrvyspvvfgkkyd pegrfirkflpvlkdmpakyiyepwtaplevqrkagcvvgrdypapivdhavaskaciar maaayrrsk