>2r6kB (B:) observed residues (from ATOM records)
kpklhyfnargrmestrwllaaagvefeekfiksaedldklrndgylmfqqvpmveidgm
klvqtravlnyiaskynlygkdikeralidmyiegiadlgemilllpvcppeekdaklal
ikekiknryfpafekvlkshgqdylvgnklsradihlvellyyveeldsslissfpllka
lktrisnlptvkkflqpgsprkppmdeksleearkifrf