Chains and heterogens:
PDB Chain Sequences:
>1fqfA (A:) dktvrwcavseheatkcqsfrdhmksvipsdgpsvacvkkasyldciraiaaneadavtl daglvydaylapnnlkpvvaefygskedpqtfyyavavvkkdsgfqmnqlrgkkschtgl grsagwnipigllycdlpeprkplekavanffsgscapcadgtdfpqlcqlcpgcgcstl nqyfgysgafkclkdgagdvafvkhstifenlankadrdqyellcldntrkpvdeykdch laqvpshtvvarsmggkedliwellnqaqehfgkdkskefqlfssphgkdllfadsahgf lkvpprmdakmylgyeyvtairnlregtc