>1l3kA (A:) observed residues (from ATOM records)
kepeqlrklfigglsfettdeslrshfeqwgtltdcvvmrdpntkrsrgfgfvtyatvee
vdaamnarphkvdgrvvepkravstvkkifvggikedteehhlrdyfeqygkievieimt
drgsgkkrgfafvtfddhdsvdkiviqkyhtvnghncevrkal