3FGE

Crystal structure of putative flavin reductase with split barrel domain (YP_750721.1) from SHEWANELLA FRIGIDIMARINA NCIMB 400 at 1.74 A resolution

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7	277	0.2000M Ca(OAc)2, 20.0000% PEG-3000, 0.1M TRIS pH 7.0, NANODROP, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.02	39.04

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 58.351	α = 90
b = 65.502	β = 90
c = 96.791	γ = 90

Symmetry
Space Group	C 2 2 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	CCD	MARMOSAIC 300 mm CCD	Adjustable focusing mirrors in K-B geometry	2008-10-12	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 23-ID-B	0.94645,0.97967	APS	23-ID-B

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	1.74	27.929	99.7	0.089	0.089	11.8	3.6		19361			18.592

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	1.74	1.79	96.9		0.589	0.589	1.8	3.2	1346

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	MAD	THROUGHOUT	1.74	27.929	19333	988	99.74	0.169	0.167	0.214	RANDOM	24.627

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]
-0.65			1.45		-0.8

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.32
r_dihedral_angle_4_deg	17.83
r_dihedral_angle_3_deg	10.449
r_scangle_it	6.561
r_scbond_it	4.998
r_dihedral_angle_1_deg	4.679
r_mcangle_it	3.261
r_mcbond_it	2.315
r_angle_refined_deg	1.68
r_angle_other_deg	1.016
r_mcbond_other	0.681
r_symmetry_hbond_refined	0.239
r_symmetry_vdw_refined	0.235
r_xyhbond_nbd_refined	0.224
r_symmetry_vdw_other	0.217
r_nbd_refined	0.214
r_nbd_other	0.181
r_nbtor_refined	0.177
r_symmetry_hbond_other	0.139
r_metal_ion_refined	0.128
r_xyhbond_nbd_other	0.104
r_nbtor_other	0.09
r_chiral_restr	0.059
r_bond_refined_d	0.018
r_gen_planes_refined	0.008
r_bond_other_d	0.002
r_gen_planes_other	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1498
Nucleic Acid Atoms
Solvent Atoms	147
Heterogen Atoms	6

Software

Software
Software Name	Purpose
REFMAC	refinement
PHENIX	refinement
SHELX	phasing
MolProbity	model building
SCALA	data scaling
PDB_EXTRACT	data extraction
MOSFLM	data reduction
SHELXD	phasing
autoSHARP	phasing