Chains and heterogens:
PDB Chain Sequences:
>1zvkA (A:) aaptaytpldvaqayqfpegldgqgqciaiielgggydeaslaqyfaslgvpapqvvsvs vdgasnqptgdpsgpdghveldievagalapgakfavyfapntdagfldaittaihdptl kpsvvsiswggpedswtsaaiaamnrafldaaalgvtvlaaagnsgstdgeqdglyhvdf paaspyvlacggtrlvasggriaqetvwndgpdggatgggvsrifplpawqehanvppsa npgassgrgvpdlagnadpatgyevvidgeatviggtsavaplfaalvarinqklgkavg ylnptlyqlpadvfhditegnndianraqiyqagpgwdpctglgspigvrllqallps
>1zvkA (A:) taytpldvaqayqfpegldgqgqciaiielgggydeaslaqyfaslgvpapqvvsvsvdg asnqptgdpsgpdghveldievagalapgakfavyfapntdagfldaittaihdptlkps vvsiswggpedswtsaaiaamnrafldaaalgvtvlaaagnsgstdgeqdglyhvdfpaa spyvlacggtrlvasggriaqetvwndgpdggatgggvsrifplpawqehanvppsanpg assgrgvpdlagnadpatgyevvidgeatviggtsavaplfaalvarinqklgkavgyln ptlyqlpadvfhditegnndianraqiyqagpgwdpctglgspigvrllqallps
>1zvkB (B:) aaptaytpldvaqayqfpegldgqgqciaiielgggydeaslaqyfaslgvpapqvvsvs vdgasnqptgdpsgpdghveldievagalapgakfavyfapntdagfldaittaihdptl kpsvvsiswggpedswtsaaiaamnrafldaaalgvtvlaaagnsgstdgeqdglyhvdf paaspyvlacggtrlvasggriaqetvwndgpdggatgggvsrifplpawqehanvppsa npgassgrgvpdlagnadpatgyevvidgeatviggtsavaplfaalvarinqklgkavg ylnptlyqlpadvfhditegnndianraqiyqagpgwdpctglgspigvrllqallps
>1zvkB (B:) taytpldvaqayqfpegldgqgqciaiielgggydeaslaqyfaslgvpapqvvsvsvdg asnqptgdpsgpdghveldievagalapgakfavyfapntdagfldaittaihdptlkps vvsiswggpedswtsaaiaamnrafldaaalgvtvlaaagnsgstdgeqdglyhvdfpaa spyvlacggtrlvasggriaqetvwndgpdggatgggvsrifplpawqehanvppsanpg assgrgvpdlagnadpatgyevvidgeatviggtsavaplfaalvarinqklgkavgyln ptlyqlpadvfhditegnndianraqiyqagpgwdpctglgspigvrllqallps