Chains and heterogens:
PDB Chain Sequences:
>1cxfA (A:) apdtsvsnkqnfstdviyqiftdrfsdgnpannptgaafdgtctnlrlycggdwqgiink indgyltgmgvtaiwisqpveniysiinysgvnntayhgywardfkktnpaygtiadfqn liaaahaknikviidfapnhtspassdqpsfaengrlydngtllggytndtqnlfhhngg tdfsttengiyknlydladlnhnnstvdvylkdaikmwldlgidgirmnavkhmpfgwqk sfmaavnnykpvftfgqwflgvnevspenhkfanesgmslldfrfaqkvrqvfrdntdnm yglkamlegsaadyaqvddqvtfidnhdmerfhasnanrrkleqalaftltsrgvpaiyy gteqymsggtdpdnraripsfststtayqviqklaplrkcnpaiaygstqerwinndvli yerkfgsnvavvavnrnlnapasisglvtslpqgsyndvlggllngntlsvgsggaasnf tlaaggtavwqytaatatptighvgpmmakpgvtitidgrgfgsskgtvyfgttavsgad itswedtqikvkipavaggnynikvanaagtasnvydnfevlsgdqvsvrfvvnnattal gqnvyltgsvselgnwdpakaigpmynqvvyqypnwyydvsvpagktiefkflkkqgstv tweggsnhtftapssgtatinvnwqp