2QCK | pdb_00002qck

Crystal structure of flavin reductase domain protein (YP_831077.1) from Arthrobacter sp. FB24 at 1.90 A resolution

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	9.5	277	NANODROP, 40.0% PEG 600, 0.1M CHES pH 9.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.58	52.26

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 60.51	α = 90
b = 60.51	β = 90
c = 180.7	γ = 120

Symmetry
Space Group	P 62 2 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	MARMOSAIC 325 mm CCD	Flat collimating mirror, toroid focusing mirror	2007-06-03	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL9-2	0.91162, 0.97908	SSRL	BL9-2

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	1.9	29.841	99.8	0.089	0.089	13.86	13.73		16301		-3	32.44

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	1.9	1.97	99.6		1.032	1.032	1.97

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MAD	THROUGHOUT	1.9	29.841	16257	817	99.83	0.206	0.204	0.2	0.251	0.25	RANDOM	30.896

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]
1.1	0.55		1.1		-1.65

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.944
r_dihedral_angle_4_deg	16.726
r_dihedral_angle_3_deg	13.792
r_scangle_it	7.714
r_dihedral_angle_1_deg	6.443
r_scbond_it	5.851
r_mcangle_it	3.153
r_mcbond_it	2.44
r_angle_refined_deg	1.647
r_angle_other_deg	0.981
r_mcbond_other	0.661
r_symmetry_vdw_other	0.307
r_symmetry_vdw_refined	0.256
r_nbd_other	0.208
r_nbd_refined	0.207
r_nbtor_refined	0.19
r_xyhbond_nbd_refined	0.156
r_symmetry_hbond_refined	0.147
r_chiral_restr	0.105
r_nbtor_other	0.092
r_bond_refined_d	0.016
r_gen_planes_refined	0.006
r_bond_other_d	0.002
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1226
Nucleic Acid Atoms
Solvent Atoms	63
Heterogen Atoms	5

Software

Software
Software Name	Purpose
REFMAC	refinement
PHENIX	refinement
SOLVE	phasing
MolProbity	model building
XSCALE	data scaling
PDB_EXTRACT	data extraction
MAR345	data collection
XDS	data reduction