Chains and heterogens:
PDB Chain Sequences:
>1klyA (A:) vmnrlilamdlmnrddalrvtgevreyidtvkigyplvlsegmdiiaefrkrfgcriiag fkvadipetnekicratfkagadaiivhgfpgadsvraclnvaeemgrevflltemshpg aemfiqgaadeiarmgvdlgvknyvgpstrperlsrlreiigqdsflispgvgaqggdpg etlrfadaiivgrsiyladnpaaaaagiiesi