2FRE

The crystal structure of the oxidoreductase containing FMN

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7	298	0.15M Potassium Bromide, 36% PEG2KMME, 10mM FMN, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.5	50.8

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 77.337	α = 90
b = 77.337	β = 90
c = 151.324	γ = 90

Symmetry
Space Group	P 43 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	100	CCD	ADSC QUANTUM 315	mirrors	2005-08-08	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	0.9798	APS	19-ID

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	1.9	68.84	97.9	0.134	25.86	16.6	35142	34404	2	2	25

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.9	1.95	94.43		0.8	1.8	12.7	2578

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	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	SAD	THROUGHOUT	1.9	68.84	35142	34404	1803	97.9	0.18407	0.18407	0.18259	0.2124	RANDOM	24.95

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]
-0.3			-0.3		0.6

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.671
r_dihedral_angle_4_deg	16.15
r_dihedral_angle_3_deg	13.497
r_dihedral_angle_1_deg	5.843
r_scangle_it	2.581
r_scbond_it	1.91
r_angle_refined_deg	1.268
r_mcangle_it	1.09
r_mcbond_it	0.991
r_angle_other_deg	0.795
r_symmetry_vdw_other	0.27
r_nbd_refined	0.213
r_symmetry_hbond_refined	0.205
r_symmetry_vdw_refined	0.2
r_nbd_other	0.193
r_nbtor_refined	0.184
r_mcbond_other	0.17
r_xyhbond_nbd_refined	0.154
r_nbtor_other	0.082
r_chiral_restr	0.071
r_bond_refined_d	0.011
r_gen_planes_refined	0.006
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3147
Nucleic Acid Atoms
Solvent Atoms	405
Heterogen Atoms	62

Software

Software
Software Name	Purpose
REFMAC	refinement
SBC-Collect	data collection
HKL-2000	data scaling