2D5I

The crystal structure of AzoR (Azo Reductase) from Escherichia coli

X-RAY DIFFRACTION

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Crystallization

Crystal Properties
Matthews coefficient	Solvent content
2.81	56.23

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 94.63	α = 90
b = 94.63	β = 90
c = 54.12	γ = 90

Symmetry
Space Group	P 4 21 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray		CCD	ADSC QUANTUM 4			M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	PHOTON FACTORY BEAMLINE BL-6A		Photon Factory	BL-6A

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	2.2	67.42					12145

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	MOLECULAR REPLACEMENT	THROUGHOUT	2.2	67.42	11523	601	93.24	0.17	0.16822	0.20507	RANDOM	28.31

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]
-1.15			-1.15		2.3

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	6.677
r_scangle_it	5.229
r_scbond_it	3.227
r_mcangle_it	2.565
r_angle_refined_deg	2.175
r_mcbond_it	1.499
r_angle_other_deg	1.007
r_symmetry_vdw_other	0.259
r_nbd_other	0.256
r_nbd_refined	0.213
r_symmetry_hbond_refined	0.159
r_symmetry_vdw_refined	0.148
r_chiral_restr	0.145
r_xyhbond_nbd_refined	0.133
r_nbtor_other	0.092
r_bond_refined_d	0.031
r_gen_planes_refined	0.011
r_gen_planes_other	0.004
r_bond_other_d	0.002
r_dihedral_angle_2_deg
r_dihedral_angle_3_deg
r_dihedral_angle_4_deg
r_nbtor_refined
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_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1520
Nucleic Acid Atoms
Solvent Atoms	66
Heterogen Atoms	43

Software

Software
Software Name	Purpose
REFMAC	refinement