3DT2

The structure of rat cytosolic PEPCK in complex with oxalate and GTP

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	hanging drop vapor diffusion	7.4	298	12-30% PEG 3350, 0.1M HEPES, 10 MM MNCL2, pH 7.4, hanging drop vapor diffusion, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.19	43.89

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 60.423	α = 90
b = 84.906	β = 90
c = 119.027	γ = 90

Symmetry
Space Group	P 21 21 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	ADSC QUANTUM 315		2007-11-29		SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 14-BM-C	0.9	APS	14-BM-C

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	1.5	100	99.9	0.093	9.2	6.9		98885

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.5	1.55	99.6		0.69		5.7	9797

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	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		THROUGHOUT	1.5	33.17	98782	4936	99.82	0.16	0.159	0.185	RANDOM	11.728

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]
-0.04			0.03		0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.221
r_dihedral_angle_4_deg	16.079
r_dihedral_angle_3_deg	13.708
r_dihedral_angle_1_deg	5.9
r_scangle_it	3.064
r_scbond_it	1.885
r_angle_refined_deg	1.396
r_mcangle_it	1.194
r_mcbond_it	0.676
r_chiral_restr	0.094
r_bond_refined_d	0.011
r_gen_planes_refined	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4876
Nucleic Acid Atoms
Solvent Atoms	848
Heterogen Atoms	51

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data reduction
HKL-2000	data scaling