Chains and heterogens:
PDB Chain Sequences:
>7ne4A (A:) mtppkaekrpypitthgdtrvddyywlrddertdpqvldylqaenaftdaalkpqqalre tlyeemvarenlyfqsvpyvrhgyryqtrfepgneyaiyvrqpqaesehwdtlidgnqra eqrafytlgglevspdnqklavaedflsrrqydirfknlsddswtdevlentsgsfewan dsatvyyvrkhaktllpyqvyrhvvgtdpqldeliyeeqddtfyvglekttsdrfilihl sstttseillldadradstpqmfvprrkdheygidhyhqhfyirsnkdgknfglyqseqa deaqwqtliaprievmlegfslfrdwlvveersegltqlrqihwqsgevkriafddptyt twlaynpepetellrygyssmttpttlyelnldsdervmlkqqevknftpenyrservwv kardgvevpvslvyrhdsfargtnplmvygygsygssmdpafsasrlslldrgfvfvlah irgggelgqlwyedgklfkkqntfndfidvtealiaqgygdakrvfamggsaggllmgav inqapelfngivaqvpfvdvvttmldesiplttgeydewgnpnqqayydyilqyspydqv kaqdyphmlvttglhdsqvqywepakwvaklrelktddrqlllytdmdsghggksgrfka yedialeyafilalae