>2r1wA (A:) observed residues (from ATOM records)
divmsqspsslavsagekvtmsckssqsllnsrtrknylawyqqkpgqspklliywastr
esgvpdrftgsgsgtdftltitsvqaedlavyyckqsynlrtfgggtkleikradaaptv
sifppsseqltsggasvvcflnnfypkdinvkwkidgsegvlnswtdqdskdstysmsst
ltltkdeyerhnsytceathktstspivksfnrnec