Chains and heterogens:
PDB Chain Sequences:
>1x1hA (A:) sdefdalrikwatlltggpaldpadsdiaartdklaqdandywedmdlsssrtyiwyalr gngtsdnvnavyerlrtmalaattvgsslygnadlkedildaldwlyvnsynstrsrsay nwwhwqlgipmslndiavllyddisaarmatymdtidyftpsigltgaarawqaivvgvr avivkdavklaaarnglsgtgifpyatggdgfyadgsfvqhttfaytggygssvlettan lmyllsgstwsvsdpnqsnvwqwiyeayrpllykgammdmvrgreisrsyaqdhavghgi vasivrlaqfapaphaaafkqiakrviqedtfssfygdvstdtirlakaivddpsiapaa apnlykqyaamdravlqrpgfalglalystrissyesinsengrgwytgagatylynqdl aqysedywptvdayripgttvasgtpiasgtgtsswtggvslagqygasgmdlsygaynl sarkswfmfddeivalgsgisstagipietvvdnrklngagdnawtangaalstglgvaq tltgvnwvhlagntadgsdigyyfpggatlqtkreartgtwkqinnrpatpstavtrnye tmwidhgtnpsgasygyvllpnktsaqvgayaadpaieivvntsgvqsvkektlglvgan fwtdttqtadlitsnkkasvmtreiaderleasvsdptqanngtiaielarsaegysadp gitvtqlaptikftvnvngakgksfhasfqlg