Chains and heterogens:
PDB Chain Sequences:
>7lkxA (A:) snigsgfrkmafpsgkvegcmvqvtcgtttlnglwlddvvycprhvictsedmlnpnyed llirksnhnflvqagnvqlrvighsmqncvlklkvdtanpktpkykfvriqpgqtfsvla cyngspsgvyqcamrpnftikgsflngscgsvgfnidydcvsfcymhhmelptgvhagtd legnfygpfvdrqtaqaagtdttitvnvlawlyaavingdrwflnrftttlndfnlvamk ynyepltqdhvdilgplsaqtgiavldmcaslkellqngmngrtilgsalledeftpfdv vrqcsgvtf
>7lkxA (A:) kmafpsgkvegcmvqvtcgtttlnglwlddvvycprhvictsedmlnpnyedllirksnh nflvqagnvqlrvighsmqncvlklkvdtanpktpkykfvriqpgqtfsvlacyngspsg vyqcamrpnftikgsflngscgsvgfnidydcvsfcymhhmelptgvhagtdlegnfygp fvdrqtaqaagtdttitvnvlawlyaavingdrwflnrftttlndfnlvamkynyepltq dhvdilgplsaqtgiavldmcaslkellqngmngrtilgsalledeftpfdvvrqc
>7lkxB (B:) snigsgfrkmafpsgkvegcmvqvtcgtttlnglwlddvvycprhvictsedmlnpnyed llirksnhnflvqagnvqlrvighsmqncvlklkvdtanpktpkykfvriqpgqtfsvla cyngspsgvyqcamrpnftikgsflngscgsvgfnidydcvsfcymhhmelptgvhagtd legnfygpfvdrqtaqaagtdttitvnvlawlyaavingdrwflnrftttlndfnlvamk ynyepltqdhvdilgplsaqtgiavldmcaslkellqngmngrtilgsalledeftpfdv vrqcsgvtf
>7lkxB (B:) frkmafpsgkvegcmvqvtcgtttlnglwlddvvycprhvictsedmlnpnyedllirks nhnflvqagnvqlrvighsmqncvlklkvdtanpktpkykfvriqpgqtfsvlacyngsp sgvyqcamrpnftikgsflngscgsvgfnidydcvsfcymhhmelptgvhagtdlegnfy gpfvdrqtaqaagtdttitvnvlawlyaavingdrwflnrftttlndfnlvamkynyepl tqdhvdilgplsaqtgiavldmcaslkellqngmngrtilgsalledeftpfdvvrqcs