Chains and heterogens:
PDB Chain Sequences:
>1bf3_ (-) mktqvaiigagpsglllgqllhkagidnvilerqtpdyvlgkiragvleqgmvdllreag vdrrmardglvhegveiafagqrrridlkrlsggktvtvygqtevtrdlmeareasgatt vyqaaevrlhdlqgerpyvtferdgerlrldcdyiagcdgfhgisrqsipaerlkvferv ypfgwlglladtppvsheliyanhprgfalcsqrsatrsryyvqvpltekvedwsderfw telkarlpaevaeklvtgpsleksiaplrsfvvepmqhgrlflagdaahivpptgakgln laasdvstlyrlllkayregrgellerysaiclrriwkaerfswwmtsvlhrfpdtdafs qriqqteleyylgseaglatiaenyvglpye