Chains and heterogens:
PDB Chain Sequences:
>1fkwA (A:) tpafnkpkvelhvhldgaikpetilyfgkkrgialpadtveelrniigmdkplslpgfla kfdyympviagcreaikriayefvemkakegvvyvevrysphllanskvdpmpwnqtegd vtpddvvdlvnqglqegeqafgikvrsilccmrhqpswslevlelckkynqktvvamdla gdetiegsslfpghveayegavkngihrtvhagevgspevvreavdilktervghgyhti edealynrllkenmhfevcpwssyltgawdpktthavvrfkndkanyslntedplifkst ldtdyqmtkkdmgfteeefkrlninaakssflpeeekkellerlyreyq