>1n63A (A:) observed residues (from ATOM records)
kahieltinghpvealveprtllihfireqqnltgahigcdtshcgactvdldgmsvksc
tmfavqangasittiegmaapdgtlsalqegfrmmhglqcgyctpgmimrshrllqenps
pteaeirfgiggnlcrctgyqnivkaiqyaaakingvpfe