Chains and heterogens:
PDB Chain Sequences:
>1pf8A (A:) menfqkvekigegtygvvykarnkltgevvalkkirldtetegvpstaireisllkelnh pnivklldvihtenklylvfeflhqdlkkfmdasaltgiplpliksylfqllqglafchs hrvlhrdlkpqnllintegaikladfglarafgvpvrtythevvtlwyrapeillgckyy stavdiwslgcifaemvtrralfpgdseidqlfrifrtlgtpdevvwpgvtsmpdykpsf pkwarqdfskvvppldedgrsllsqmlhydpnkrisakaalahpffqdvtkpvphlrl