>1pvfB (B:) observed residues (from ATOM records) ehvillnaqgvptgtlekyaahtadtrlhlafsswlfnakgqllvtrralskkawpgvwt nsvcghpqlgesnedavirrcryelgveitppesiypdfryratdpsgivenevcpvfaa rttsalqinddevmdyqwcdladvlhgidatpwafspwmvmqatnrearkrlsaftqlkl