Chains and heterogens:
PDB Chain Sequences:
>1ij9A (A:) fkiettpesrylaqigdsvsltcsttgcespffswrtqidsplngkvtnegttstltmnp vsfgnehsylctatcesrklekgiqveiysfpkdpeihlsgpleagkpitvkcsvadvyp fdrleidllkgdhlmksqefledadrksletkslevtftpviedigkvlvcraklhidem dsvptvrqavkelqvy