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Figure 4
Stereoview showing the active-site environment. (a) drUNG with nitrate bound in the active site, (b) hUNG in complex with the substrate analogue pseudouracil (PDB code 1emh ; Parikh et al., 2000BB28), (c) ecUNG in complex with uracil (PDB code 2eug ; Xiao et al., 1999BB35).

Journal logoBIOLOGICAL
CRYSTALLOGRAPHY
ISSN: 1399-0047
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