Chains and heterogens:
PDB Chain Sequences:
>1sp3A (A:) anphkdvlkgpfttgsevttqcltcheeqatdmmktshwtweleqklpdrtvvrgkknsi nnfcvaissneprctschagygwkdntfdfkdktkvdclichdttgtyvkdpagagepma kldlakiaqnvgapvrdncgschfyggggdavkhgdldssmaypdkatdvhmdsdgnnfq cqnchttekhqisgnamgvspggidhigcenchdsaphsnkklnthtatvacqtchipff akneptkmqwdwstagddkpetvdqygkhtyqkkkgnfvwekmvkpqyawyngtanayma gdkmdsnvvtkltypmgdindakakiypfkvhtgkqiydkklnifitpktygkggywsef dwnlaaklgmeanptmlekgikysgeydfaatemwwrinhmvspkeqalncndchnkgtr ldwqalgyqgdpmknkqgpkhkq
>1sp3A (A:) anphkdvlkgpfttgsevttqcltcheeqatdmmktshwtweleqklpdrtvvrgkknsi nnfcvaissneprctschagygwkdntfdfkdktkvdclichdttgtyvkdpagagepma kldlakiaqnvgapvrdncgschfygkhgdldssmaypdkatdvhmdsdgnnfqcqncht tekhqisgnamgvspggidhigcenchdsaphsnkklnthtatvacqtchipffaknept kmqwdwstagddkpetvdqygkhtyqkkkgnfvwekmvkpqyawyngtanaymagdkmds nvvtkltypmgdindakakiypfkvhtgkqiydkklnifitpktygkggywsefdwnlaa klgmeanptmlekgikysgeydfaatemwwrinhmvspkeqalncndchnkgtrldwqal gyqgdpmknkqgpkhk