Structural Basis for pH-Dependent Oligomerization of Dihydropyrimidinase from Pseudomonas aeruginosa PAO1

Table 1

Data collection and refinement statistics.

Data collection
Crystal	P. aeruginosa dihydropyrimidinase
Wavelength (Å)	0.975
Resolution (Å)	30–2.17
Space group	C2221
Cell dimension (Å)	a = 108.9, α = 90
	b = 155.7, β = 90
	c = 235.6, γ = 120
Completeness (%)	99.8 (100)
<I/σI>	15.13 (3.7)
Rsym or Rmerge (%)	0.122 (0.599)
Redundancy	7.1 (7.3)
Refinement
Resolution (Å)	30–2.17
Number of reflections	100197
Rwork/Rfree	0.1759/0.2312
Number of atoms
Protein	1912
Water	312
RMS deviation
Bond lengths (Å)	0.0151
Bond angles (°)	1.6495
Ramachandran plot
In preferred regions	1345 (94.19%)
In allowed regions	68 (4.76%)
Outliers	15 (1.05%)
PDB entry	5YKD

Values in parentheses are for the highest resolution shell.