Chains and heterogens:
PDB Chain Sequences:
>1ie9A (A:) dslrpklseeqqriiailldahhktydptysdfcqfrppvrvndgggsvtlelsqlsmlp hladlvsysiqkvigfakmipgfrdltsedqivllkssaievimlrsnesftmddmswtc gnqdykyrvsdvtkaghslelieplikfqvglkklnlheeehvllmaicivspdrpgvqd aalieaiqdrlsntlqtyircrhpppgshllyakmiqkladlrslneehskqyrclsfqp ecsmkltplvlevfgneis
>1ie9A (A:) dslrpklseeqqriiailldahhktydptysdfcqfrppvrvndgggsvtlelsqlsmlp hladlvsysiqkvigfakmipgfrdltsedqivllkssaievimlrsnesftmddmswtc gnqdykyrvsdvtkaghslelieplikfqvglkklnlheeehvllmaicivspdrpgvqd aalieaiqdrlsntlqtyircrhpppgshllyakmiqkladlrslneehskqyrclsfqp ecsmkltplvlevfg