Chains and heterogens:
PDB Chain Sequences:
>1yqyA (A:) gskdpgmlsryekwekikqhyqhwsdslseegrgllkklqipiepkkddiihslsqeeke llkriqidssdflsteekeflkklqidirdslseeekellnriqvdssnplsekekeflk klkldiqpydinqrlqdtgglidspsinldvrkqykrdiqnidallhqsigstlynkiyl yenmninnltatlgadlvdstdntkinrgifnefkknfkysissnymivdinerpaldne rlkwriqlspdtragylengklilqrnigleikdvqiikqsekeyiridakvvpkskidt kiqeaqlninqewnkalglpkytklitfnvhnryasnivesaylilnewknniqsdlikk vtnylvdgngrfvftditlpniaeqythqdeiyeqvhskglyvpesrsillhgpskgvel rndsegfihefghavddyagylldknqsdlvtnskkfidifkeegsnltsygrtneaeff aeafrlmhstdhaerlkvqknapktfqfindqikfiinslvpr
>1yqyA (A:) lsryekwekikqhyqhwsdslseegrgllkklqipiepkkddiihslsqeekellkriqi dssdflsteekeflkklqidirdslseeekellnriqvdssnplsekekeflkklkldiq pydinqrlqdtgglidspsinldvrkqykrdiqnidallhqsigstlynkiylyenmnin nltatlgadlvdstdntkinrgifnefkknfkysissnymivdinerpaldnerlkwriq lspdtragylengklilqrnigleikdvqiikqsekeyiridakvvpkskidtkiqeaql ninqewnkalglpkytklitfnvhnryasnivesaylilnewknniqsdlikkvtnylvd gngrfvftditlpniaeqythqdeiyeqvhskglyvpesrsillhgpskgvelrndsegf ihefghavddyagylldknqsdlvtnskkfidifkeegsnltsygrtneaeffaeafrlm hstdhaerlkvqknapktfqfindqikfiinslv