2PBJ

GSH-heme bound microsomal prostaglandin E synthase

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	5.5	295	1.7 M ammonium sulfate, 100 mM sodium acetate, pH 5.5, VAPOR DIFFUSION, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
3.04	59.5

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 127	α = 90
b = 122.49	β = 111
c = 110.97	γ = 90

Symmetry
Space Group	C 1 2 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	93	IMAGE PLATE	RIGAKU RAXIS IIC	Confocal	2007-01-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RU200

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	2.8	20	100	0.074			35201	35201

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-Factor (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	2.8	20	35201	35201	3400	100	0.242	0.242	0.269

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
c_angle_deg	1.15
c_bond_d	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	8856
Nucleic Acid Atoms
Solvent Atoms	167
Heterogen Atoms	256

Software

Software
Software Name	Purpose
HKL-2000	data collection
CNS	refinement
DENZO	data reduction
SCALEPACK	data scaling
CNS	phasing