Chains and heterogens:
PDB Chain Sequences:
>1qriA (A:) sqgvigifgdyakahdlavgevsklvkkalsneypqlsfryrdsikkteinealkkidpd lggtlfvsnssikpdggivevkddygewrvvlvaeakhqgkdiinirngllvgkrgdqdl maagnaidrshkniseianfmlseshfpyvlflegsnfltenisitrpdgrvvnleynsg ilnrldrltaanygmpinsnlcinkfvnhkdksimlqaasiytqgdgrewdskimfeimf disttslrvlgrdlfeqltsk