Chains and heterogens:
PDB Chain Sequences:
>2isdA (A:) gsmdqrqklqhwihsclrkadknkdnkmnfkelkdflkelniqvddgyarkifrecdhsq tdsledeeietfykmltqraeidrafeeaagsaetlsverlvtflqhqqreeeagpalal slieryepsetakaqrqmtkdgflmyllsadgnafslahrrvyqdmdqplshylvssshn tylledqltgpssteayiralckgcrcleldcwdgpnqepiiyhgytftskilfcdvlra irdyafkaspypvilslenhcsleqqrvmarhlrailgpilldqpldgvttslpspeqlk gkillkgkklggllpaggengseatdvsdeveaaemedeavrsqvqhkpkedklklvpel sdmiiycksvhfggfsspgtsgqafyemasfsesralrllqesgngfvrhnvsclsriyp agwrtdssnyspvemwnggcqivalnfqtpgpemdvylgcfqdnggcgyvlkpaflrdpn ttfnsraltqgpwwrperlrvriisgqqlpkvnknknsivdpkviveihgvgrdtgsrqt avitnngfnprwdmefefevtvpdlalvrfmvedydssskndfigqstipwnslkqgyrh vhllskngdqhpsatlfvkisiqd
>2isdA (A:) eietfykmltqraeidrafeeaagsaetlsverlvtflqhqqreeeagpalalslierye psetakaqrqmtkdgflmyllsadgnafslahrrvyqdmdqplshylvssshntylledq ltgpssteayiralckgcrcleldcwdgpnqepiiyhgytftskilfcdvlrairdyafk aspypvilslenhcsleqqrvmarhlrailgpilldqpldgvttslpspeqlkgkillkg kklklvpelsdmiiycksvhfggfsspgtsgqafyemasfsesralrllqesgngfvrhn vsclsriypagwrtdssnyspvemwnggcqivalnfqtpgpemdvylgcfqdnggcgyvl kpaflrdpnttfnsraltqgpwwrperlrvriisgqqlpkvnknknsivdpkviveihgv grdtgsrqtavitnngfnprwdmefefevtvpdlalvrfmvedydssskndfigqstipw nslkqgyrhvhllskngdqhpsatlfvkisiqd
>2isdB (B:) gsmdqrqklqhwihsclrkadknkdnkmnfkelkdflkelniqvddgyarkifrecdhsq tdsledeeietfykmltqraeidrafeeaagsaetlsverlvtflqhqqreeeagpalal slieryepsetakaqrqmtkdgflmyllsadgnafslahrrvyqdmdqplshylvssshn tylledqltgpssteayiralckgcrcleldcwdgpnqepiiyhgytftskilfcdvlra irdyafkaspypvilslenhcsleqqrvmarhlrailgpilldqpldgvttslpspeqlk gkillkgkklggllpaggengseatdvsdeveaaemedeavrsqvqhkpkedklklvpel sdmiiycksvhfggfsspgtsgqafyemasfsesralrllqesgngfvrhnvsclsriyp agwrtdssnyspvemwnggcqivalnfqtpgpemdvylgcfqdnggcgyvlkpaflrdpn ttfnsraltqgpwwrperlrvriisgqqlpkvnknknsivdpkviveihgvgrdtgsrqt avitnngfnprwdmefefevtvpdlalvrfmvedydssskndfigqstipwnslkqgyrh vhllskngdqhpsatlfvkisiqd
>2isdB (B:) nkmnfkelkdflkelniqvddgyarkifrecdhsqtdsledeeietfykmltqraeidra feeaagsaetlsverlvtflqhqqreeeagpalalslieryepsetakaqrqmtkdgflm yllsadgnafslahrrvyqdmdqplshylvssshntylledqltgpssteayiralckgc rcleldcwdgpnqepiiyhgytftskilfcdvlrairdyafkaspypvilslenhcsleq qrvmarhlrailgpilldqpldgvttslpspeqlkgkillkgkklggldklklvpelsdm iiycksvhfggfsspgtsgqafyemasfsesralrllqesgngfvrhnvsclsriypagw rtdssnyspvemwnggcqivalnfqtpgpemdvylgcfqdnggcgyvlkpaflrdpnttf nsraltqgpwwrperlrvriisgqqlpkvnknknsivdpkviveihgvgrdtgsrqtavi tnngfnprwdmefefevtvpdlalvrfmvedydssskndfigqstipwnslkqgyrhvhl lskngdqhpsatlfvkisiqd