Chains and heterogens:
PDB Chain Sequences:
>1n52A (A:) msrrrhsdendggqphkrrktsdanetedhleslickvgeksacslesnleglagvlead lpnykskilrllctvarllpekltiyttlvgllnarnynfggefveamirqlkeslkann yneavylvrflsdlvnchviaapsmvamfenfvsvtqeedvpqvrrdwyvyaflsslpwv gkelyekkdaemdrifantesylkrrqkthvpmlqvwtadkphpqeeyldclwaqiqklk kdrwqerhilrpylafdsilcealqhnlppftppphtedsvypmprvifrmfdytddpeg pvmpgshsverfvieenlhciikshwkerktcaaqlvsypgknkiplnyhivevifaelf qlpapphidvmyttllielcklqpgslpqvlaqatemlymrldtmnttcvdrfinwfshh lsnfqfrwswedwsdclsqdpespkpkfvrevlekcmrlsyhqrildivpptfsalcpan ptciykygdessnslpghsvalclavafkskatndeifsilkdvpnpnqdddddegfsfn plkievfvqtllhlaaksfshsfsalakfhevfktlaesdegklhvlrvmfevwrnhpqm iavlvdkmirtqivdcaavanwifsselsrdftrlfvweilhstirkmnkhvlkiqkele eakeklarqhkrrsddddrssdrkdgvleeqierlqekvesaqseqknlflvifqrfimi ltehlvrcetdgtsvltpwykncierlqqiflqhhqiiqqymvtlenllftaeldphila vfqqfcalqa
>1n52A (A:) etedhleslickvgeksacslesnleglagvleadlpnykskilrllctvarllpeklti yttlvgllnarnynfggefveamirqlkeslkannyneavylvrflsdlvnchviaapsm vamfenfvsvtqeedvpqvrrdwyvyaflsslpwvgkelyekkdaemdrifantesylkr rqkthvpmlqvwtadkphpqeeyldclwaqiqklkkdrwqerhilrpylafdsilcealq hnlppftppphtedsvypmprvifrmfdytddpegpvmpgshsverfvieenlhciiksh wkerktcaaqlvsypgknkiplnyhivevifaelfqlpapphidvmyttllielcklqpg slpqvlaqatemlymrldtmnttcvdrfinwfshhlsnfqfrwswedwsdclsqdpespk pkfvrevlekcmrlsyhqrildivpptfsalcpanptciykygdessnslpghsvalcla vafkskatndeifsilkdvpnfnplkievfvqtllhlaaksfshsfsalakfhevfktla esdegklhvlrvmfevwrnhpqmiavlvdkmirtqivdcaavanwifsselsrdftrlfv weilhstirkmnkhvlkiqkeleeakekvleeqierlqekvesaqseqknlflvifqrfi miltehlvrcetdgtsvltpwykncierlqqiflqhhqiiqqymvtlenllftaeldphi lavfqqfcalqa
>1n52B (B:) msggllkalrsdsyvelsqyrdqhfrgdneeqekllkksctlyvgnlsfytteeqiyelf sksgdikkiimgldkmkktacgfcfveyysradaenamryingtrlddriirtdwdagfk egrqygrgrsggqvrdeyrqdydagrggygklaqnq
>1n52B (B:) lkalrsdsyvelsqyrdqhfrgdneeqekllkksctlyvgnlsfytteeqiyelfsksgd ikkiimgldkmkktacgfcfveyysradaenamryingtrlddriirtdwdagfkegrqy grgrsggqvrdeyrqdydagrggygkla