1HXQ

THE STRUCTURE OF NUCLEOTIDYLATED GALACTOSE-1-PHOSPHATE URIDYLYLTRANSFERASE FROM ESCHERICHIA COLI AT 1.86 ANGSTROMS RESOLUTION

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7.1		EACH CRYSTAL WAS REACTED WITH SUBSTRATE UDP-GLUCOSE IN A SYNTHETIC MOTHER LIQUOR DEVOID OF LITHIUM SULFATE AT PH 7.1.

Crystal Properties
Matthews coefficient	Solvent content
2.77	55.6

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 57.2	α = 90
b = 215.4	β = 90
c = 68.9	γ = 90

Symmetry
Space Group	P 21 21 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	113	AREA DETECTOR	SIEMENS HI-STAR	SUPPER DOUBLE-FOCUSING MIRRORS WITH NICKEL FOIL	1995-12-13	M

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge 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	1.86	65	97	0.063		2.5		70581		-1	19.1

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION		1.86	65	70581	206202		97	0.196

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]

RMS Deviations
Key	Refinement Restraint Deviation
t_pseud_angle	28.968
t_dihedral_angle_d	16.186
t_angle_deg	2.146
t_bond_d	0.013
t_gen_planes	0.005
t_trig_c_planes	0.003
t_incorr_chiral_ct
t_it
t_nbd

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5405
Nucleic Acid Atoms
Solvent Atoms	730
Heterogen Atoms	44

Software

Software
Software Name	Purpose
TNT	refinement
SAINT	data reduction
XSCALIBRE	data reduction

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 R01GM157729.