TY - JOUR AU - Drohat, A AU - Xiao, G AU - Tordova, M AU - Jagadeesh, J. AU - Pankiewicz, K AU - Watanbe, K AU - Gilliland, G AU - Stivers, J C2 - Biochemistry DA - 1999-09-14 00:09:00 LA - en M1 - 38 PB - Biochemistry PY - 1999 TI - Heteronuclear NMR and Crystallographic Studies of Wild-Type and H187Q Escherichia Coli Uracil DNA Glycosylase: Electrophilic Catalysis of Uracil Expulsion by a Neutral Histidine 187 ER -