Chains and heterogens:
PDB Chain Sequences:
>1ktdA (A:) ikeehtiiqaefyllpdkrgefmfdfdgdeifhvdieksetiwrleefakfasfeaqgal aniavdkanldvmkersnntpdanvapevtvlsrspvnlgepnilicfidkfsppvvnvt wlrngrpvtegvsetvflprddhlfrkfhyltflpstddfydcevdhwgleeplrktwef ee
>1ktdB (B:) aadliaylkqasakggggslvgggsggggsrpwfleycksechfyngtqrvrllvryfyn leenlrfdsdvgefravtelgrpdaenwnsqpefleqkraevdtvcrhnyeifdnflvpr rveptvtvyptktqplehhnllvcsvsdfypgnievrwfrngkeektgivstglvrngdw tfqtlvmletvpqsgevytcqvehpsltdpvtvew
>1ktdC (C:) ikeehtiiqaefyllpdkrgefmfdfdgdeifhvdieksetiwrleefakfasfeaqgal aniavdkanldvmkersnntpdanvapevtvlsrspvnlgepnilicfidkfsppvvnvt wlrngrpvtegvsetvflprddhlfrkfhyltflpstddfydcevdhwgleeplrktwef ee
>1ktdD (D:) aadliaylkqasakggggslvgggsggggsrpwfleycksechfyngtqrvrllvryfyn leenlrfdsdvgefravtelgrpdaenwnsqpefleqkraevdtvcrhnyeifdnflvpr rveptvtvyptktqplehhnllvcsvsdfypgnievrwfrngkeektgivstglvrngdw tfqtlvmletvpqsgevytcqvehpsltdpvtvew