Chains and heterogens:
PDB Chain Sequences:
>1sll_ (-) ipegilmeknnvdiaegqgysldqeagakyvkamtqgtiilsykstsengiqslfsvgns tagnqdrhfhiyitnsggigielrntdgvfnytldrpasvralykgervfntvalkadaa nkqcrlfangellatldkdafkfisditgvdnvtlggtkrqgkiaypfggtigdikvysn alsdeeliqatgvttygenifyagdvtesnyfripslltlstgtvisaadaryggthdsk skiniafakstdggntwseptlplkfddyiaknidwprdsvgknvqiqgsasyidpvlle dkltkriflfadlmpagigssnasvgsgfkevngkkylklrwhkdagraydytirekgvi yndatnqptefrvdgeynlyqhdtnltckqydynfsgnnliesktdvdvnmnifyknsvf kafptnylamrysddegaswsdldivssfkpevskflvvgpgigkqistgenagrllvpl yskssaelgfmysddhgdnwtyveadnltggataeaqivempdgslktylrtgsnciaev tsidggetwsdrvplqgisttsygtqlsvinysqpidgkpaiilsspnatngrkngkiwi glvndtgntgidkysvewkysyavdtpqmgysysclaelpdgqvgllyekydswsrnelh lkdilkfekysiseltgqa