Chains and heterogens:
PDB Chain Sequences:
>1sioA (A:) aaptaytpldvaqayqfpegldgqgqciaiielgggydeaslaqyfaslgvpapqvvsvs vdgasnqptgdpsgpdgeveldievagalapgakfavyfapntdagfldaittaihdptl kpsvvsiswggpedswtsaaiaamnrafldaaalgvtvlaaagdsgstdgeqdglyhvdf paaspyvlacggtrlvasggriaqetvwndgpdggatgggvsrifplpawqehanvppsa npgassgrgvpdlagnadpatgyevvidgeatviggtsavaplfaalvarinqklgkavg ylnptlyqlpadvfhditegnndianraqiyqagpgwdpctglgspigvrllqallpsas qpqp
>1sioA (A:) aaptaytpldvaqayqfpegldgqgqciaiielgggydeaslaqyfaslgvpapqvvsvs vdgasnqptgdpsgpdgeveldievagalapgakfavyfapntdagfldaittaihdptl kpsvvsiswggpedswtsaaiaamnrafldaaalgvtvlaaagdsgstdgeqdglyhvdf paaspyvlacggtrlvasggriaqetvwndgpdggatgggvsrifplpawqehanvppsa npgassgrgvpdlagnadpatgyevvidgeatviggtsavaplfaalvarinqklgkavg ylnptlyqlpadvfhditegnndianraqiyqagpgwdpctglgspigvrllqallp
>1sioB (B:) aaptaytpldvaqayqfpegldgqgqciaiielgggydeaslaqyfaslgvpapqvvsvs vdgasnqptgdpsgpdgeveldievagalapgakfavyfapntdagfldaittaihdptl kpsvvsiswggpedswtsaaiaamnrafldaaalgvtvlaaagdsgstdgeqdglyhvdf paaspyvlacggtrlvasggriaqetvwndgpdggatgggvsrifplpawqehanvppsa npgassgrgvpdlagnadpatgyevvidgeatviggtsavaplfaalvarinqklgkavg ylnptlyqlpadvfhditegnndianraqiyqagpgwdpctglgspigvrllqallpsas qpqp
>1sioB (B:) aptaytpldvaqayqfpegldgqgqciaiielgggydeaslaqyfaslgvpapqvvsvsv dgasnqptgdpsgpdgeveldievagalapgakfavyfapntdagfldaittaihdptlk psvvsiswggpedswtsaaiaamnrafldaaalgvtvlaaagdsgstdgeqdglyhvdfp aaspyvlacggtrlvasggriaqetvwndgpdggatgggvsrifplpawqehanvppsan pgassgrgvpdlagnadpatgyevvidgeatviggtsavaplfaalvarinqklgkavgy lnptlyqlpadvfhditegnndianraqiyqagpgwdpctglgspigvrllqallp
>1sioC (C:) aaptaytpldvaqayqfpegldgqgqciaiielgggydeaslaqyfaslgvpapqvvsvs vdgasnqptgdpsgpdgeveldievagalapgakfavyfapntdagfldaittaihdptl kpsvvsiswggpedswtsaaiaamnrafldaaalgvtvlaaagdsgstdgeqdglyhvdf paaspyvlacggtrlvasggriaqetvwndgpdggatgggvsrifplpawqehanvppsa npgassgrgvpdlagnadpatgyevvidgeatviggtsavaplfaalvarinqklgkavg ylnptlyqlpadvfhditegnndianraqiyqagpgwdpctglgspigvrllqallpsas qpqp
>1sioC (C:) taytpldvaqayqfpegldgqgqciaiielgggydeaslaqyfaslgvpapqvvsvsvdg asnqptgdpsgpdgeveldievagalapgakfavyfapntdagfldaittaihdptlkps vvsiswggpedswtsaaiaamnrafldaaalgvtvlaaagdsgstdgeqdglyhvdfpaa spyvlacggtrlvasggriaqetvwndgpdggatgggvsrifplpawqehanvppsanpg assgrgvpdlagnadpatgyevvidgeatviggtsavaplfaalvarinqklgkavgyln ptlyqlpadvfhditegnndianraqiyqagpgwdpctglgspigvrllqall