>1q54B (B:) observed residues (from ATOM records)
ehvillnaqgvptgtlekyaahtadtrlhlafsswlfnakgqllvtrralskkawpgvwt
nsvaghpqlgesnedavirrcryelgveitppesiypdfryratdpsgivenevcpvfaa
rttsalqinddevmdyqwcdladvlhgidatpwafspwmvmqatnrearkrlsaftqlkl