Chains and heterogens:
PDB Chain Sequences:
>1d7yA (A:) msqealkapvvvlgaglasvsfvaelrqagyqglitvvgdeaerpydrpplskdfmahgd aekirldckrapevewllgvtaqsfdpqahtvalsdgrtlpygtlvlatgaapralptlq gatmpvhtlrtledarriqaglrpqsrllivgggviglelaatartagvhvslvetqprl msraapatladfvaryhaaqgvdlrfersvtgsvdgvvllddgtriaadmvvvgigvlan dalaraaglacddgifvdaygrttcpdvyalgdvtrqrnplsgrferietwsnaqnqgia varhlvdptapgyaelpwywsdqgalriqvaglasgdeeivrgevsldapkftlielqkg rivgatcvnnardfaplrrllavgakpdraaladpatdlrklaaavaa
>1d7yA (A:) alkapvvvlgaglasvsfvaelrqagyqglitvvgdeaerpydrpplskdfmahgdaeki rldckrapevewllgvtaqsfdpqahtvalsdgrtlpygtlvlatgaapralptlqgatm pvhtlrtledarriqaglrpqsrllivgggviglelaatartagvhvslvetqprlmsra apatladfvaryhaaqgvdlrfersvtgsvdgvvllddgtriaadmvvvgigvlandala raaglacddgifvdaygrttcpdvyalgdvtrqrnplsgrferietwsnaqnqgiavarh lvdptapgyaelpwywsdqgalriqvaglasgdeeivrgevsldapkftlielqkgrivg atcvnnardfaplrrllavgakpdraaladpatdlrklaaa