Chains and heterogens:
PDB Chain Sequences:
>4lnzA (A:) gplgsqrkekdfqgmleyhkedeallirnlvtdlkpqmlsgtvpclpayilymcirhady tnddlkvhslltstingikkvlkkhnddfemtsfwlsntcrllhclkqysgdegfmtqnt akqnehclknfdlteyrqvlsdlsiqiyqqlikiaegvlqpmivsamlenesiqglsgvk ptgyrkrsssmadgdnsycleaiirqmnafhtvmcdqgldpeiilqvfkqlfyminavtl nnlllrkdvcswstgmqlrynisqleewlrgrnlhqsgavqtmepliqaaqllqlkkktq edaeaicslctslstqqivkilnlytplnefeervtvafirtiqaqlqerndpqqlllda khmfpvlfpfnpssltmdsihipaclnleflnev
>4lnzA (A:) kdfqgmleyhkedeallirnlvtdlkpqmlsgtvpclpayilymcirhadytnddlkvhs lltstingikkvlkkhnddfemtsfwlsntcrllhclkqysgdegfmtqntakqnehclk nfdlteyrqvlsdlsiqiyqqlikiaegvlqpmivsamlenesycleaiirqmnafhtvm cdqgldpeiilqvfkqlfyminavtlnnlllrkdvcswstgmqlrynisqleewlrgrnl hqsgavqtmepliqaaqllqlkkktqedaeaicslctslstqqivkilnlytpvtvafir tiqaqlqerndpqqllldakhmfpvlfpfnpssltmdsihipaclnleflnev