Chains and heterogens:
PDB Chain Sequences:
>1zptA (A:) msffhasqrdalnqslaevqgqinvsfeffpprtsemeqtlwnsidrlsslkpkfvsvty gansgerdrthsiikgikdrtgleaaphltcidatpdelrtiardywnngirhivalrgd lppgsgkpemyasdlvtllkevadfdisvaaypevhpeaksaqadllnlkrkvdaganra itqfffdvesylrfrdrcvsagidveiipgilpvsnfkqakkfadmtnvripawmaqmfd gldddaetrklvganiamdmvkilsregvkdfhfytlnraemsyaichtlgvrpgllehh hhhh
>1zptA (A:) hasqrdalnqslaevqgqinvsfeffpprtsemeqtlwnsidrlsslkpkfvsvtythsi ikgikdrtgleaaphltcidatpdelrtiardywnngirhivalrgmyasdlvtllkeva dfdisvaaypevhpeaksaqadllnlkrkvdaganraitqfffdvesylrfrdrcvsagi dveiipgilpvsnfkqakkfadmtnvripawmaqmfdgldddaetrklvganiamdmvki lsregvkdfhfytlnraemsyaichtlgvrp
>1zptB (B:) msffhasqrdalnqslaevqgqinvsfeffpprtsemeqtlwnsidrlsslkpkfvsvty gansgerdrthsiikgikdrtgleaaphltcidatpdelrtiardywnngirhivalrgd lppgsgkpemyasdlvtllkevadfdisvaaypevhpeaksaqadllnlkrkvdaganra itqfffdvesylrfrdrcvsagidveiipgilpvsnfkqakkfadmtnvripawmaqmfd gldddaetrklvganiamdmvkilsregvkdfhfytlnraemsyaichtlgvrpgllehh hhhh
>1zptB (B:) ffhasqrdalnqslaevqgqinvsfeffpprtsemeqtlwnsidrlsslkpkfvsvtyga nsgerdrthsiikgikdrtgleaaphltcidatpdelrtiardywnngirhivalrgdle myasdlvtllkevadfdisvaaypevhpeaksaqadllnlkrkvdaganraitqfffdve sylrfrdrcvsagidveiipgilpvsnfkqakkfadmtnvripawmaqmfdgldddaetr klvganiamdmvkilsregvkdfhfytlnraemsyaichtlgvrp
>1zptC (C:) msffhasqrdalnqslaevqgqinvsfeffpprtsemeqtlwnsidrlsslkpkfvsvty gansgerdrthsiikgikdrtgleaaphltcidatpdelrtiardywnngirhivalrgd lppgsgkpemyasdlvtllkevadfdisvaaypevhpeaksaqadllnlkrkvdaganra itqfffdvesylrfrdrcvsagidveiipgilpvsnfkqakkfadmtnvripawmaqmfd gldddaetrklvganiamdmvkilsregvkdfhfytlnraemsyaichtlgvrpgllehh hhhh
>1zptC (C:) qinvsfeffpprtsemeqtlwnsidrlsslkpkfvsvtygansgerdrthsiikgikdrt gleaaphltcidatpdelrtiardywnngirhivalrgdlmyasdlvtllkevadfdisv aaypevhpeaksaqadllnlkrkvdaganraitqfffdvesylrfrdrcvsagidveiip gilpvsnfkqakkfadmtnvripawmaqmfdgldddaetrklvganiamdmvkilsregv kdfhfytlnraemsyaichtlgvrp