1NXU

CRYSTAL STRUCTURE OF E. COLI HYPOTHETICAL OXIDOREDUCTASE YIAK NORTHEAST STRUCTURAL GENOMICS CONSORTIUM TARGET ER82.

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	302	0.2 M LiSO4, 19% PEG 3350, 1mM B-NADH, VAPOR DIFFUSION, HANGING DROP, temperature 302K, pH 7.5

Crystal Properties
Matthews coefficient	Solvent content
1.93	35.83

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 58.012	α = 90
b = 51.229	β = 103.78
c = 108.93	γ = 90

Symmetry
Space Group	P 1 21 1

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 QUANTUM 4			M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X12C	0.97896, 0.9791, 0.9200	NSLS	X12C

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	2	37.9	99.3	0.074	0.086	13.2	3.6		106854	2.6	2.6	9.6

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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MAD	THROUGHOUT	1.8	37.9	2	77015	7529	68.1	0.2	0.192	0.192	0.235	RANDOM	26.3

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]
-3.21		-7.33	-1.82		5.03

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	22.1
c_scangle_it	2.78
c_scbond_it	2.17
c_mcangle_it	1.94
c_mcbond_it	1.29
c_angle_deg	1.1
c_improper_angle_d	0.79
c_bond_d	0.005
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5129
Nucleic Acid Atoms
Solvent Atoms	664
Heterogen Atoms	20

Software

Software
Software Name	Purpose
CNS	refinement
DENZO	data reduction
SCALEPACK	data scaling
SOLVE	phasing