Chains and heterogens:
PDB Chain Sequences:
>1brwA (A:) mrmvdliakkrdgkaltkeeiewivrgytngdipdyqmsalamaiyfrgmteeetaaltm amvqsgemldlssirgvkvdkhstggvgdtttlvlgplvasvgvpvakmsgrglghtggt idklesvpgfhveiskdefirlvnengiaiigqtgdltpadkklyalrdvtatvnsipli assimskkiaagadaivldvktgagafmkkldearrlarvmvdigkrvgrrtmavisdms qplgyavgnalevkeaietlkgngphdltelcltlgshmvylaekapsldearrlleeai rsgaaiaafktflaaqggdasvvddldklpkaaytstvtaaadgyvaemaaddigtaamw lgagrakkedvidlavgivlhkkigdrvqkgealatihsnrpdvldvkekieaairlspq pvarppliyetiv
>1brwB (B:) mrmvdliakkrdgkaltkeeiewivrgytngdipdyqmsalamaiyfrgmteeetaaltm amvqsgemldlssirgvkvdkhstggvgdtttlvlgplvasvgvpvakmsgrglghtggt idklesvpgfhveiskdefirlvnengiaiigqtgdltpadkklyalrdvtatvnsipli assimskkiaagadaivldvktgagafmkkldearrlarvmvdigkrvgrrtmavisdms qplgyavgnalevkeaietlkgngphdltelcltlgshmvylaekapsldearrlleeai rsgaaiaafktflaaqggdasvvddldklpkaaytstvtaaadgyvaemaaddigtaamw lgagrakkedvidlavgivlhkkigdrvqkgealatihsnrpdvldvkekieaairlspq pvarppliyetiv