Chains and heterogens:
PDB Chain Sequences:
>1btjA (A:) vpdktvrwcavseheatkcqsfrdhmksvipsdgpsvacvkkasyldciraiaaneadav tldaglvydaylapnnlkpvvaefygskedpqtfyyavavvkkdsgfqmnqlrgkkscht glgrsagwnipigllycdlpeprkplekavanffsgscapcadgtdfpqlcqlcpgcgcs tlnqyfgysgafkclkdgagdvafvkhstifenlankadrdqyellcldntrkpvdeykd chlaqvpshtvvarsmggkedliwellnqaqehfgkdkskefqlfssphgkdllfkdsah gflkvpprmdakmylgyeyvtairnlregtcpeaptd
>1btjA (A:) ktvrwcavseheatkcqsfrdhmksvipsdgpsvacvkkasyldciraiaaneadavtld aglvydaylapnnlkpvvaefygskedpqtfyyavavvkkdsgfqmnqlrgkkschtglg rsagwnipigllycdlpeprkplekavanffsgscapcadgtdfpqlcqlcpgcgcstln qyfgysgafkclkdgagdvafvkhstifenlankadrdqyellcldntrkpvdeykdchl aqvpshtvvarsmggkedliwellnqaqehfgkdkskefqlfssphgkdllfkdsahgfl kvpprmdakmylgyeyvtairnlregtcpeapt
>1btjB (B:) vpdktvrwcavseheatkcqsfrdhmksvipsdgpsvacvkkasyldciraiaaneadav tldaglvydaylapnnlkpvvaefygskedpqtfyyavavvkkdsgfqmnqlrgkkscht glgrsagwnipigllycdlpeprkplekavanffsgscapcadgtdfpqlcqlcpgcgcs tlnqyfgysgafkclkdgagdvafvkhstifenlankadrdqyellcldntrkpvdeykd chlaqvpshtvvarsmggkedliwellnqaqehfgkdkskefqlfssphgkdllfkdsah gflkvpprmdakmylgyeyvtairnlregtcpeaptd
>1btjB (B:) ktvrwcavseheatkcqsfrdhmksvipsdgpsvacvkkasyldciraiaaneadavtld aglvydaylapnnlkpvvaefygskedpqtfyyavavvkkdsgfqmnqlrgkkschtglg rsagwnipigllycdlpeprkplekavanffsgscapcadgtdfpqlcqlcpgcgcstln qyfgysgafkclkdgagdvafvkhstifenlankadrdqyellcldntrkpvdeykdchl aqvpshtvvarsmggkedliwellnqaqehfgkdkskefqlfssphgkdllfkdsahgfl kvpprmdakmylgyeyvtairnlregtcpeapt