Chains and heterogens:
PDB Chain Sequences:
>6kfwA (A:) mhhhhhhtdviptefftepgsnphataaeyrskcpvhrinvppgadayavlgnkvveeal gdsrlskqvenlparyrdkavassllvvgnlgfadapkhtrlkkpisraflpatvaqlrp riqdivddlidtfpengeidllssfalpmpltviceylgipvadrplflewsyilsqdpl qhdeaelkaaseeftdyftklvaerrtdlrddllseiirardagvysetellstllllii aghktvanmigngtalllrhpqqlemlratpelipsaieeilryegsaawaslrvaaedm qlagvdipkgsfvhlslssagrdpdvyddpdgfdvtrspnrhlsfghgphfcigaplgrl qgeiafstllrrlprfelavppeevawlsdsslsrglealpirvgerlpr
>6kfwA (A:) hhhhtdviptefftepgsnphataaeyrskcpvhrinvppgadayavlgnkvveealgds rlskqvenlparyrdkavassllvvgnlgfadapkhtrlkkpisraflpatvaqlrpriq divddlidtfpengeidllssfalpmpltviceylgipvadrplflewsyilsqdplqhd eaelkaaseeftdyftklvaerrtdlrddllseiirardagvysetellstlllliiagh ktvanmigngtalllrhpqqlemlratpelipsaieeilryegsaawaslrvaaedmqla gvdipkgsfvhlslssagrdpdvyddpdgfdvtrspnrhlsfghgphfcigaplgrlqge iafstllrrlprfelavppeevawlsdsslsrglealpirvgerlpr