Chains and heterogens:
PDB Chain Sequences:
>1urwA (A:) menfqkvekigegtygvvykarnkltgevvalkkirldtetegvpstaireisllkelnh pnivklldvihtenklylvfeflhqdlkkfmdasaltgiplpliksylfqllqglafchs hrvlhrdlkpqnllintegaikladfglarafgvpvrtythevvtlwyrapeillgckyy stavdiwslgcifaemvtrralfpgdseidqlfrifrtlgtpdevvwpgvtsmpdykpsf pkwarqdfskvvppldedgrsllsqmlhydpnkrisakaalahpffqdvtkpvphlrl
>1urwA (A:) menfqkvekigeygvvykarnkltgevvalkkitaireisllkelnhpnivklldvihte nklylvfeflhqdlkkfmdasaltgiplpliksylfqllqglafchshrvlhrdlkpqnl lintegaikladfglaravvtlwyrapeillgckyystavdiwslgcifaemvtrralfp gdseidqlfrifrtlgtpdevvwpgvtsmpdykpsfpkwarqdfskvvppldedgrslls qmlhydpnkrisakaalahpffqdvtkpvphlrl