Chains and heterogens:
PDB Chain Sequences:
>4qreA (A:) mghhhhhhdydipttenlyfqgahmasmaketfyittpiyypsgnlhighaystvagdvi arykrmqgydvryltgtdehgqkiqekaqkagkteieyldemiagikqlwakleisnddf irtteerhkhvveqvferllkqgdiylgeyegwysvpdetyytesqlvdpqyengkiigg kspdsghevelvkeesyffniskytdrllefydqnpdfiqppsrkneminnfikpgladl avsrtsfnwgvhvpsnpkhvvyvwidalvnyisalgylsddeslfnkywpadihlmakei vrfhsiiwpillmaldlplpkkvfahgwilmkdgkmskskgnvvdpnilidrygldatry ylmrelpfgsdgvftpeafvertnfdlandlgnlvnrtismvnkyfdgelpayqgplhel deemeamaletvksytesmeslqfsvalstvwkfisrtnkyidettpwvlakddsqkdml gnvmahlveniryaavllrpflthapkeifeqlninnpqfmefssleqygvltesimvtg qpkpifp
>4qreA (A:) aketfyittpiyypsgnlhighaystvagdviarykrmqgydvryltgtdehgqkiqeka qkagkteieyldemiagikqlwakleisnddfirtteerhkhvveqvferllkqgdiylg eyegwysvpdetyytesqlvdpqyengkiiggkspdsghevelvkeesyffniskytdrl lefydqnpdfiqppsrkneminnfikpgladlavsrtsfnwgvhvpsnpkhvvyvwidal vnyisalgylsddeslfnkywpadihlmakeivrfhsiiwpillmaldlplpkkvfahgw ilmkdgkmskskgnvvdpnilidrygldatryylmrelpfgsdgvftpeafvertnfdla ndlgnlvnrtismvnkyfdgelpayqgplheldeemeamaletvksytesmeslqfsval stvwkfisrtnkyidettpwvlakddsqkdmlgnvmahlveniryaavllrpflthapke ifeqlninnpqfmefssleqygvltesimvtgqpkpifp