Chains and heterogens:
PDB Chain Sequences:
>1bf5A (A:) ldkqkeldskvrnvkdkvmcieheiksledlqdeydfkcktlqnrehlllkkmylmldnk rkevvhkiiellnvteltqnalindelvewkrrqqsaciggppnacldqlqnwftivaes lqqvrqqlkkleeleqkytyehdpitknkqvlwdrtfslfqqliqssfvverqpcmpthp qrplvlktgvqftvklrllvklqelnynlkvkvlfdkdvnerntvkgfrkfnilgthtkv mnmeestngslaaefrhlqlkeqknagtrtnegplivteelhslsfetqlcqpglvidle ttslpvvvisnvsqlpsgwasilwynmlvaeprnlsffltppcarwaqlsevlswqfssv tkrglnvdqlnmlgekllgpnaspdglipwtrfckenindknfpfwlwiesilelikkhl lplwndgcimgfiskererallkdqqpgtfllrfsessregaitftwversqnggepdfh avepytkkelsavtfpdiirnykvmaaenipenplkylypnidkdhafgkyysrgyikte lisvs