Chains and heterogens:
PDB Chain Sequences:
>1sr0A (A:) yklicyytswsqyregdgscfpdaidpflcthviysfanisnneidtwewndvtlydtln tlknrnpklktllsvggwnfgperfsaiasktqsrrtfiksvppflrthgfdgldlawly pgrrdkrhlttlvkemkaefireaqagteqlllsaavsagkiaidrgydiaqisrhldfi slltydfhgawrqtvghhsplfagnedassrfsnadyavsymlrlgapanklvmgiptfg rsftlassktdvgapvsgpgvpgrftkekgilayyeicdflhgatthrfrdqqvpyatkg nqwvayddqesvknkarylknrqlagamvwaldlddfrgtfcgqnltfpltsavkdvlae v