3P80

Pentaerythritol tetranitrate reductase co-crystal structure containing bound (E)-1-(3'-hydroxyphenyl)-2-nitroethene

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	6.2	293	100mM sodium cacodylate, 100 mM sodium acetate, 16-18% isopropanol, pH 6.2, vapor diffusion, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.28	46.16

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 57.494	α = 90
b = 70.642	β = 90
c = 88.956	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 Q315		2010-03-22	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I02	0.979	Diamond	I02

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym 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	1.2	55.32	98.6	0.04	0.04	18.8	3.4	111905	111905

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.2	1.26	99.2		0.172	0.172	4.1	3.3	16255

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	1H50	1.2	21.21	111821	5606	98.43	0.1319	0.1307	0.1548	RANDOM	11.8041

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]
0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	41.081
r_dihedral_angle_4_deg	12.676
r_dihedral_angle_3_deg	12.195
r_dihedral_angle_1_deg	5.901
r_sphericity_free	5.287
r_sphericity_bonded	2.888
r_scangle_it	2.875
r_scbond_it	2.111
r_mcangle_it	1.523
r_angle_refined_deg	1.409
r_angle_other_deg	1.363
r_mcbond_it	1.206
r_rigid_bond_restr	1.164
r_mcbond_other	0.747
r_symmetry_vdw_other	0.297
r_symmetry_vdw_refined	0.229
r_nbd_other	0.222
r_nbd_refined	0.211
r_nbtor_refined	0.18
r_symmetry_hbond_refined	0.176
r_xyhbond_nbd_refined	0.125
r_chiral_restr	0.083
r_nbtor_other	0.079
r_bond_refined_d	0.01
r_gen_planes_refined	0.009
r_gen_planes_other	0.003
r_bond_other_d	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2769
Nucleic Acid Atoms
Solvent Atoms	708
Heterogen Atoms	55

Software

Software
Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
MOLREP	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
ADSC	data collection