1UGI

URACIL-DNA GLYCOSYLASE INHIBITOR PROTEIN

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	Other		ORTHORHOMBIC CRYSTAL FORM OF FREE UGI

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		8.2	277	pH 8.2, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.6	53

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 47.8	α = 73.67
b = 59.4	β = 85.55
c = 79.8	γ = 66.46

Symmetry
Space Group	P 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	150	IMAGE PLATE	MARRESEARCH			M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL9-1		SSRL	BL9-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym I (Observed)	Net I Over Average Sigma (I)	Redundancy	Number Reflections (All)	Number Reflections (Observed)	Observed Criterion Sigma (F)	Observed Criterion Sigma (I)	B (Isotropic) From Wilson Plot
1	1.55	30	86.7	0.064	16.9	2.3		95452

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.55	1.59	86.5		0.368	2	2.3

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	ORTHORHOMBIC CRYSTAL FORM OF FREE UGI	1.55	20	86111	86111	9346	86.5	0.2218		0.2886	RANDOM

Temperature Factor Modeling
Anisotropic B[1][1]	Anisotropic B[1][2]	Anisotropic B[1][3]	Anisotropic B[2][2]	Anisotropic B[2][3]	Anisotropic B[3][3]

Coordinate Error
Structure Solution Method	Refinement High Resolution	Refinement Low Resolution
24

RMS Deviations
Key	Refinement Restraint Deviation
s_angle_d	1.97
s_bond_d	0.007
s_similar_dist
s_from_restr_planes
s_zero_chiral_vol
s_non_zero_chiral_vol
s_anti_bump_dis_restr
s_rigid_bond_adp_cmpnt
s_similar_adp_cmpnt
s_approx_iso_adps

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5414
Nucleic Acid Atoms
Solvent Atoms	561
Heterogen Atoms	120

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
AMoRE	phasing
SHELXL-97	refinement

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.