2QZY

The structure of chicken mitochondrial PEPCK in complex with PEP

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.4	293	19% PEG6000, 0.1M HEPES pH 7.4, N-OCTANOYL SUCROSE, hanging drop vapor diffusion, temperature 293K, VAPOR DIFFUSION, HANGING DROP

Crystal Properties
Matthews coefficient	Solvent content
2.31	46.8

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 110.349	α = 90
b = 48.023	β = 111.39
c = 126.317	γ = 90

Symmetry
Space Group	P 1 21 1

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 4		2004-05-15		SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL11-1	0.9	SSRL	BL11-1

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	1.9	50	97.9	0.117	7.6	4.9		95642

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	1.9	1.97	95.8		0.596		4.5	9246

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	MOLECULAR REPLACEMENT	THROUGHOUT	2FAF	1.9	35.09	95631	4789	97.8	0.163	0.161	0.2	RANDOM	20.794

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]
-0.03		-0.02	0.01		0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	28.752
r_dihedral_angle_4_deg	15.656
r_dihedral_angle_3_deg	12.993
r_dihedral_angle_1_deg	5.78
r_scangle_it	2.21
r_scbond_it	1.399
r_angle_refined_deg	1.324
r_mcangle_it	0.768
r_mcbond_it	0.516
r_nbtor_refined	0.308
r_symmetry_vdw_refined	0.23
r_symmetry_hbond_refined	0.208
r_nbd_refined	0.192
r_xyhbond_nbd_refined	0.131
r_chiral_restr	0.081
r_bond_refined_d	0.01
r_gen_planes_refined	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	9315
Nucleic Acid Atoms
Solvent Atoms	996
Heterogen Atoms	69

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
MOLREP	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction