Chains and heterogens:
PDB Chain Sequences:
>1un9A (A:) asqfffnqrthlvsdvidgaiiaspwnnlarlesdpairivvrrdlnknnvavisgggsg hepahvgfigkgmltaavcgdvfaspsvdavltaiqavtgeagcllivknytgdrlnfgl aaekarrlgynvemlivgddislpdnkhprgiagtilvhkiagyfaergynlatvlreaq yaasntfslgvalsschlpqetdaaprhhpghaelgmgihgepgasvidtqnsaqvvnlm vdkllaalpetgrlavminnlggvsvaemaiitrelassplhsridwligpaslvtaldm kgfsltaivleesiekalltevetsnwptpvppreitcvvsshasarvefqpsanalvag ivelvtatlsdlethlnaldakvgdgdtgstfaaaareiasllhrqqlplnnlatlfali gerltvvmggssgvlmsifftaagqkleqganvvealntglaqmkfyggadegdrtmida lqpaltsllaqpknlqaafdaaqagaertclsskanagrasylssesllgnmdpgaqala mvfkalaeselg
>1un9A (A:) asqfffnqrthlvsdvidgaiiaspwnnlarlesdpairivvrrdlnknnvavisgggsg hepahvgfigkgmltaavcgdvfaspsvdavltaiqavtgeagcllivknytgdrlnfgl aaekarrlgynvemlivgddislpdnkhprgiagtilvhkiagyfaergynlatvlreaq yaasntfslgvalsschlpqetdaaprhhpghaelgmgihgepgasvidtqnsaqvvnlm vdkllaalpetgrlavminnlggvsvaemaiitrelassplhsridwligpaslvtaldm kgfsltaivleesiekalltevetsnwptpvppreitcvvsshasarvefqpsanalvag ivelvtatlsdlethlnaldakvgdgdtgstfaaaareiasllhrqqlplnnlatlfali gerltvvmggssgvlmsifftaagqkleqganvvealntglaqmkfyggadegdrtmida lqpaltsllaqpknlqaafdaaqagaertclsskalgnmdpgaqalamvfkalaese
>1un9B (B:) asqfffnqrthlvsdvidgaiiaspwnnlarlesdpairivvrrdlnknnvavisgggsg hepahvgfigkgmltaavcgdvfaspsvdavltaiqavtgeagcllivknytgdrlnfgl aaekarrlgynvemlivgddislpdnkhprgiagtilvhkiagyfaergynlatvlreaq yaasntfslgvalsschlpqetdaaprhhpghaelgmgihgepgasvidtqnsaqvvnlm vdkllaalpetgrlavminnlggvsvaemaiitrelassplhsridwligpaslvtaldm kgfsltaivleesiekalltevetsnwptpvppreitcvvsshasarvefqpsanalvag ivelvtatlsdlethlnaldakvgdgdtgstfaaaareiasllhrqqlplnnlatlfali gerltvvmggssgvlmsifftaagqkleqganvvealntglaqmkfyggadegdrtmida lqpaltsllaqpknlqaafdaaqagaertclsskanagrasylssesllgnmdpgaqala mvfkalaeselg
>1un9B (B:) asqfffnqrthlvsdvidgaiiaspwnnlarlesdpairivvrrdlnknnvavisgggsg hepahvgfigkgmltaavcgdvfaspsvdavltaiqavtgeagcllivknytgdrlnfgl aaekarrlgynvemlivgddislpdnkhprgiagtilvhkiagyfaergynlatvlreaq yaasntfslgvalsschlpqetdaaprhhpghaelgmgihgepgasvidtqnsaqvvnlm vdkllaalpetgrlavminnlggvsvaemaiitrelassplhsridwligpaslvtaldm kgfsltaivleesiekalltevetsnwptpvppreitcvvsshasarvefqpsanalvag ivelvtatlsdlethlnaldakvgdgdtgstfaaaareiasllhrqqlplnnlatlfali gerltvvmggssgvlmsifftaagqkleqganvvealntglaqmkfyggadegdrtmida lqpaltsllaqpknlqaafdaaqagaertclsskalgnmdpgaqalamvfkalaese