>2cavA (A:) observed residues (from ATOM records)
nnpylfrsnkfltlfknqhgslrllqrfnedteklenlrdyrvleycskpntlllphhsd
sdllvlvlegqailvlvnpdgrdtykldqgdaikiqagtpfylinpdnnqnlrilkfait
frrpgtvedfflsstkrlpsylsafsknfleasydspydeieqtllqeeqegvivkmpkd
dkpfnlrsrdpiysnnygklyeitpeknsqlrdldillnclqmnegalfvphynsratvi
lvanegraevelvglqlrryaatlsegdiivipssfpvalkaasdlnmvgigvnaenner
nflaghkenvirqiprqvsdltfpgsgeeveellenqkesyfvdgq