Chains and heterogens:
PDB Chain Sequences:
>5sunA (A:) gpgmskkisggsvvemqgdemtriiwelikeklifpyveldlhsydlgienrdatndqvt kdaaeaikkhnvgvkcatitpdekrveefklkqmwkspngtirnilggtvfreaiickni prlvsgwvkpiiighhaygdqyratdfvvpgpgkveitytpsdgtqkvtylvhnfeeggg vamgmynqdksiedfahssfqmalskgwplylstkntilkkydgrfkdifqeiydkqyks qfeaqkiwyehrliddmvaqamkseggfiwacknydgdvqsdsvaqgygslgmmtsvlvc pdgktveaeaahgtvtrhyrmyqkgqetstnpiasifawtrglahrakldnnkelaffan aleevsietieagfmtkdlaacikglpnvqrsdylntfefmdklgenlkiklaqakl
>5sunA (A:) kkisggsvvemqgdemtriiwelikeklifpyveldlhsydlgienrdatndqvtkdaae aikkhnvgvkcatitpdekrveefklkqmwkspngtirnilggtvfreaiickniprlvs gwvkpiiighatdfvvpgpgkveitytpsdgtqkvtylvhnfeegggvamgmynqdksie dfahssfqmalskgwplylstkntilkkydgrfkdifqeiydkqyksqfeaqkiwyehrl iddmvaqamkseggfiwacknslgmmtsvlvcpdgktveaeaahgtvtrhyrmyqkgqet stnpiasifawtrglahrakldnnkelaffanaleevsietieagfmtkdlaacikglpn vqrsdylntfefmdklgenlkiklaqak
>5sunB (B:) gpgmskkisggsvvemqgdemtriiwelikeklifpyveldlhsydlgienrdatndqvt kdaaeaikkhnvgvkcatitpdekrveefklkqmwkspngtirnilggtvfreaiickni prlvsgwvkpiiighhaygdqyratdfvvpgpgkveitytpsdgtqkvtylvhnfeeggg vamgmynqdksiedfahssfqmalskgwplylstkntilkkydgrfkdifqeiydkqyks qfeaqkiwyehrliddmvaqamkseggfiwacknydgdvqsdsvaqgygslgmmtsvlvc pdgktveaeaahgtvtrhyrmyqkgqetstnpiasifawtrglahrakldnnkelaffan aleevsietieagfmtkdlaacikglpnvqrsdylntfefmdklgenlkiklaqakl
>5sunB (B:) kkisggsvvemqgdemtriiwelikeklifpyveldlhsydlgienrdatndqvtkdaae aikkhnvgvkcatitpdekrveefklkqmwkspngtirnilggtvfreaiickniprlvs gwvkpiiighharatdfvvpgpgkveitytpsdgtqkvtylvhnfeegggvamgmynqdk siedfahssfqmalskgwplylstkntilkkydgrfkdifqeiydkqyksqfeaqkiwye hrliddmvaqamkseggfiwacknslgmmtsvlvcpdgktveaeaahgtvtrhyrmyqkg qetstnpiasifawtrglahrakldnnkelaffanaleevsietieagfmtkdlaacikg lpnvqrsdylntfefmdklgenlkiklaqa