Chains and heterogens:
PDB Chain Sequences:
>2pk2A (A:) megerknnnkrwyftreqlenspsrrfgvdpdkelsyrqqaanllqdmgqrlnvsqltin taivymhrfymiqsftrfpgnsvapaalflaakveeqpkklehvikvahtclhpqeslpd trseaylqqvqdlvilesiilqtlgfeltidhphthvvkctqlvraskdlaqtsyfmatn slhlttfslqytppvvacvcihlackwsnweipvstdgkhwweyvdatvtlelldelthe flqilektpnrlkriwnwraceaakktkaddrgtdektseqggtgggsgggsgggsgggt sggvpgqntggqearpnyhcqlcflrslgidyldaslrkknkqrlkaiqqgrqpqyll
>2pk2A (A:) nnkrwyftreqlenspsrrfgvdpdkelsyrqqaanllqdmgqrlnvsqltintaivymh rfymiqsftrfpgnsvapaalflaakveeqpkklehvikvahtclhpqeslpdtrseayl qqvqdlvilesiilqtlgfeltidhphthvvkctqlvraskdlaqtsyfmatnslhlttf slqytppvvacvcihlackwsnweipvstdgkhwweyvdatvtlelldeltheflqilek tpnrlkriwnwracea
>2pk2B (B:) megerknnnkrwyftreqlenspsrrfgvdpdkelsyrqqaanllqdmgqrlnvsqltin taivymhrfymiqsftrfpgnsvapaalflaakveeqpkklehvikvahtclhpqeslpd trseaylqqvqdlvilesiilqtlgfeltidhphthvvkctqlvraskdlaqtsyfmatn slhlttfslqytppvvacvcihlackwsnweipvstdgkhwweyvdatvtlelldelthe flqilektpnrlkriwnwraceaakktkaddrgtdektseqggtgggsgggsgggsgggt sggvpgqntggqearpnyhcqlcflrslgidyldaslrkknkqrlkaiqqgrqpqyll
>2pk2B (B:) nnkrwyftreqlenspsrrfgvdpdkelsyrqqaanllqdmgqrlnvsqltintaivymh rfymiqsftrfpgnsvapaalflaakveeqpkklehvikvahtclhpqeslpdtrseayl qqvqdlvilesiilqtlgfeltidhphthvvkctqlvraskdlaqtsyfmatnslhlttf slqytppvvacvcihlackwsnweipvstdgkhwweyvdatvtlelldeltheflqilek tpnrlkriwnwracea
>2pk2C (C:) megerknnnkrwyftreqlenspsrrfgvdpdkelsyrqqaanllqdmgqrlnvsqltin taivymhrfymiqsftrfpgnsvapaalflaakveeqpkklehvikvahtclhpqeslpd trseaylqqvqdlvilesiilqtlgfeltidhphthvvkctqlvraskdlaqtsyfmatn slhlttfslqytppvvacvcihlackwsnweipvstdgkhwweyvdatvtlelldelthe flqilektpnrlkriwnwraceaakktkaddrgtdektseqggtgggsgggsgggsgggt sggvpgqntggqearpnyhcqlcflrslgidyldaslrkknkqrlkaiqqgrqpqyll
>2pk2C (C:) nnkrwyftreqlenspsrrfgvdpdkelsyrqqaanllqdmgqrlnvsqltintaivymh rfymiqsftrfpgnsvapaalflaakveeqpkklehvikvahtclhpqeslpdtrseayl qqvqdlvilesiilqtlgfeltidhphthvvkctqlvraskdlaqtsyfmatnslhlttf slqytppvvacvcihlackwsnweipvstdgkhwweyvdatvtlelldeltheflqilek tpnrlkriwnwracea
>2pk2D (D:) megerknnnkrwyftreqlenspsrrfgvdpdkelsyrqqaanllqdmgqrlnvsqltin taivymhrfymiqsftrfpgnsvapaalflaakveeqpkklehvikvahtclhpqeslpd trseaylqqvqdlvilesiilqtlgfeltidhphthvvkctqlvraskdlaqtsyfmatn slhlttfslqytppvvacvcihlackwsnweipvstdgkhwweyvdatvtlelldelthe flqilektpnrlkriwnwraceaakktkaddrgtdektseqggtgggsgggsgggsgggt sggvpgqntggqearpnyhcqlcflrslgidyldaslrkknkqrlkaiqqgrqpqyll
>2pk2D (D:) nnkrwyftreqlenspsrrfgvdpdkelsyrqqaanllqdmgqrlnvsqltintaivymh rfymiqsftrfpgnsvapaalflaakveeqpkklehvikvahtclhpqeslpdtrseayl qqvqdlvilesiilqtlgfeltidhphthvvkctqlvraskdlaqtsyfmatnslhlttf slqytppvvacvcihlackwsnweipvstdgkhwweyvdatvtlelldeltheflqilek tpnrlkriwnwracea