>1r67A (A:) observed residues (from ATOM records)
lafsswlfnakgqllvtrralskkawpgvwtnsvcghpqlgesnedavirrcryelgvei
tppesiypdfraratdpsgivenevcpvfaarttsalqinddevmdyqwcdladvlhgid
atpwafspwmvmqatnrearkrlsaftqlkl