1CQE | pdb_00001cqe

PROSTAGLANDIN H2 SYNTHASE-1 COMPLEX WITH FLURBIPROFEN

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.7		CRYSTALLIZED BY HANGING DROP VAPOR DIFFUSION METHOD USING 1:1 RATIO OF PROTEIN SOLUTION (10 MG/ML IN 20 MM SODIUM PHOSPHATE BUFFER PH6.7, 100-200 MM NACL, 0.6% BETA-OCTYL GLUCOPYRANOSIDE, 0.1 MM FLURBIPORFEN) AND RESERVOIR OF 4-8% PEG 4000., VAPOR DIFFUSION, HANGING DROP

Crystal Properties
Matthews coefficient	Solvent content
2.9	73.08

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 99.4	α = 90
b = 210.3	β = 90
c = 233.1	γ = 90

Symmetry
Space Group	I 2 2 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	277	AREA DETECTOR				M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	ELLIOTT GX-21

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	3.1	20	96	0.076				32349		2

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	3.1	3.2

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Free (Depositor)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MIR	THROUGHOUT	3.1	20	2	40353	4665	94.3	0.186	0.186	0.226	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]

RMS Deviations
Key	Refinement Restraint Deviation
x_dihedral_angle_d	23.3
x_angle_deg	1.7
x_improper_angle_d	1.49
x_bond_d	0.013
x_bond_d_na
x_bond_d_prot
x_angle_d
x_angle_d_na
x_angle_d_prot
x_angle_deg_na
x_angle_deg_prot
x_dihedral_angle_d_na
x_dihedral_angle_d_prot
x_improper_angle_d_na
x_improper_angle_d_prot
x_mcbond_it
x_mcangle_it
x_scbond_it
x_scangle_it

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	8923
Nucleic Acid Atoms
Solvent Atoms	130
Heterogen Atoms	360

Software

Software
Software Name	Purpose
MADNESS	data collection
PROCOR	data scaling
CCP4	data reduction
MLPHARE	phasing
CCP4	model building
X-PLOR	refinement
MADNESS	data reduction
PROCOR	data reduction
CCP4	data scaling
CCP4	phasing