Chains and heterogens:
PDB Chain Sequences:
>1zsqA (A:) masmeeppllpgenikdmakdvtyicpftgavrgtltvtnyrlyfksmerdppfvldasl gvinrvekiggassrgensygletvckdirnlrfahkpegrtrrsifenlmkyafpvsnn lplfafeykevfpengwklydplleyrrqgipneswritkineryelcdtypallvvpan ipdeelkrvasfrsrgripvlswihpesqatitrcsqpmvgvsgkrskedekylqaimds naqshkififdarpsvnavankakgggyesedayqnaelvfldihnihvmreslrklkei vypnieethwlsnlesthwlehiklilagalriadkvesgktsvvvhssdgwdrtaqlts lamlmldgyyrtirgfevlvekewlsfghrfqlrvghgdknhadadrspvflqfidcvwq mtrqfptafefneyflitildhlysclfgtflcnseqqrgkenlpkrtvslwsyinsqle dftnplygsysnhvlypvasmrhlelwvgyyirwnpraaalehhhhhh
>1zsqA (A:) meeppllpgenikdmakdvtyicpftgavrgtltvtnyrlyfksmerdppfvldaslgvi nrvekiggassrgensygletvckdirnlrfahkpegrtrrsifenlmkyafpvsnnlpl fafeykevfpengwklydplleyrrqgipneswritkineryelcdtypallvvpanipd eelkrvasfrsrgripvlswihpesqatitrcsqpmvgvsgkrskedekylqaimdsnaq shkififdarpsvnavankakgggyesedayqnaelvfldihnihvmreslrklkeivyp nieethwlsnlesthwlehiklilagalriadkvesgktsvvvhssdgwdrtaqltslam lmldgyyrtirgfevlvekewlsfghrfqlrvghgdknhadadrspvflqfidcvwqmtr qfptafefneyflitildhlysclfgtflcnseqqrgkenlpkrtvslwsyinsqledft nplygsysnhvlypvasmrhlelwvgyyirwnp