Chains and heterogens:
PDB Chain Sequences:
>1ie7A (A:) mhlnpaekeklqiflaselllrrkarglklnypeavaiitsfimegardgktvamlmeeg khvltrddvmegvpemiddiqaeatfpdgtklvtvhnpis
>1ie7B (B:) msnnnyivpgeyrvaegeieinagrekttirvsntgdrpiqvgshihfvevnkellfdra egigrrlnipsgtaarfepgeemeveltelggnrevfgisdltngsvdnkelilqrakel gykgve
>1ie7B (B:) nyivpgeyrvaegeieinagrekttirvsntgdrpiqvgshihfvevnkellfdraegig rrlnipsgtaarfepgeemeveltelggnrevfgisdltngsvdnkelilqrakelgykg ve
>1ie7C (C:) mkinrqqyaesygptvgdevrladtdlwievekdyttygdevnfgggkvlregmgengty trtenvldllltnalildytgiykadigvkdgyivgigkggnpdimdgvtpnmivgtate viaaegkivtaggidthvhfinpdqvdvalangittlfgggtgpaegskattvtpgpwni ekmlksteglpinvgilgkghgssiapimeqidagaaglkihedwgatpasidrsltvad eadvqvaihsdtlneagfledtlraingrvihsfhvegaggghapdimamaghpnvlpss tnptrpftvntidehldmlmvchhlknnipedvafadsrirpetiaaedilhdlgiismm stdalamgragemvlrtwqtadkmkkqrgplaeekngsdnfrlkryvskytinpaiaqgi ahevgsieegkfadlvlwepkffgvkadrvikggiiayaqigdpsasiptpqpvmgrrmy gtvgdlihdtnitfmskssiqqgvpaklglkrrigtvkncrnigkkdmkwndvttdidin petyevkvdgevltcepvkelpmaqryflf