>3alsD (D:) observed residues (from ATOM records)
ltscpplwtgfngkcfrlfhnhlnfdnaenacrqfglascsgdelatghlasihsaesqa
fltelvktslpdlitggwapqvyigmkvgstnsdqtwtdgssvdydgwvsgepnngpnsr
gaiaagdysrgfwadvysnnnfkyicqlpcvhytle