Chains and heterogens:
PDB Chain Sequences:
>1p7qA (A:) gshsmryfftsvsrpgrgeprfiavgyvddtqfvrfdsdaasqrmeprapwieqegpeyw dgetrkvkahsqthrvdlgtlrgyynqseagshtvqrmygcdvgsdwrflrgyhqyaydg kdyialkedlrswtaadmaaqttkhkweaahvaeqlraylegtcvewlrrylengketlq rtdapkthmthhavsdheatlrcwalsfypaeitltwqrdgedqtqdtelvetrpagdgt fqkwaavvvpsgqeqrytchvqheglpkpltlrwep
>1p7qB (B:) iqrtpkiqvysrhpaengksnflncyvsgfhpsdievdllkngeriekvehsdlsfskdw sfyllyyteftptekdeyacrvnhvtlsqpkivkwdrdm
>1p7qB (B:) iqrtpkiqvysrhpaenflncyvsgfhpsdievdllkngeriekvehsdlsfskdwsfyl lyyteftptdeyacrvnhvtlsqpkivkwdrdm
>1p7qD (D:) hlpkptlwaepgsvitqgspvtlrcqggqetqeyrlyrekktapwitripqelvkkgqfp ipsitwehagryrcyygsdtagrsessdplelvvtgayikptlsaqpspvvnsggnvtlq cdsqvafdgfilckegedehpqclnsqphargssraifsvgpvspsrrwwyrcyaydsns pyewslpsdllellvlg
>1p7qD (D:) pkptlwaepgsvitqgspvtlrcqtqeyrlyrekktapwitripqelvkkgqfpipsitw ehagryrcyyrsessdplelvvtgayikptlsaqpspvvnsggnvtlqcdsqvafdgfil ckegehpqclnsqphargssraifsvgpvspsrrwwyrcyaydsnspyewslpsdllell vlg