>1a41A (A:) observed residues (from ATOM records)
nakrdrifvrvynvmkrincfinknikksstdsnyqlavfmlmetmffkenetvglltlk
nkhieispdeivikfvgkdkvshefvvhksnrlykpllkltddsspeeflfnklserkvy
ecikqfgirikdlrtygvnytflynfwtnvksisplpspkklialtikqtaevvghtpsi
skraymattilemvkdknfldvvskttfdeflsivvdhvks