2IWF

Resting form of pink nitrous oxide reductase from Achromobacter Cycloclastes

X-RAY DIFFRACTION

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Crystallization

Crystal Properties
Matthews coefficient	Solvent content
1.92	35.87

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 70.292	α = 90
b = 118.18	β = 90
c = 131.135	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					M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SRS BEAMLINE PX10.1		SRS	PX10.1

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	1.86	50	95.9	0.13	7.9	3.6		88191		2

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	OTHER	THROUGHOUT	1.86	35	87784	4384	94.9	0.209	0.209	0.271	RANDOM	20.11

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]
-0.47			-0.26		0.73

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.854
r_dihedral_angle_4_deg	16.243
r_dihedral_angle_3_deg	14.524
r_dihedral_angle_1_deg	8.205
r_scangle_it	2.391
r_scbond_it	1.632
r_angle_refined_deg	1.529
r_mcangle_it	0.965
r_angle_other_deg	0.859
r_mcbond_it	0.601
r_symmetry_hbond_refined	0.258
r_nbd_refined	0.205
r_nbd_other	0.201
r_symmetry_vdw_other	0.196
r_xyhbond_nbd_refined	0.182
r_nbtor_refined	0.177
r_symmetry_vdw_refined	0.117
r_chiral_restr	0.091
r_nbtor_other	0.085
r_bond_refined_d	0.013
r_gen_planes_refined	0.005
r_bond_other_d	0.002
r_gen_planes_other	0.001
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	9260
Nucleic Acid Atoms
Solvent Atoms	765
Heterogen Atoms	34

Software

Software
Software Name	Purpose
REFMAC	refinement