3BP1

Crystal structure of putative 7-cyano-7-deazaguanine reductase QueF from Vibrio cholerae O1 biovar eltor

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		289	0.04M Sodium dihydrogen phosphate, 0.96M Di-potassium hydrogen phosphate, GTP, VAPOR DIFFUSION, HANGING DROP, temperature 289K

Crystal Properties
Matthews coefficient	Solvent content
2.05	40.08

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 71.517	α = 119.25
b = 71.578	β = 110.18
c = 71.511	γ = 99.58

Symmetry
Space Group	P 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	SBC-3	Mirrors	2007-10-29	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-BM	0.9793	APS	19-BM

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.53	50	94.1	0.069	7.5	4.5	149957	149957

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.53	1.58	76.5		0.359	2.4	3.9	12259

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	1.53	26.16	142270	142270	7527	93.89	0.145	0.145	0.143	0.183	RANDOM	21.199

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]
-0.62	-0.18	-0.29	0.89	1.12	0.57

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	40.448
r_dihedral_angle_3_deg	13.391
r_dihedral_angle_4_deg	11.071
r_sphericity_free	6.274
r_dihedral_angle_1_deg	6.13
r_sphericity_bonded	4.446
r_scangle_it	4.393
r_scbond_it	3.208
r_mcangle_it	2.289
r_rigid_bond_restr	1.995
r_angle_refined_deg	1.578
r_mcbond_it	1.52
r_nbtor_refined	0.307
r_nbd_refined	0.233
r_symmetry_vdw_refined	0.226
r_xyhbond_nbd_refined	0.178
r_symmetry_hbond_refined	0.161
r_metal_ion_refined	0.124
r_chiral_restr	0.112
r_bond_refined_d	0.015
r_gen_planes_refined	0.007
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	8197
Nucleic Acid Atoms
Solvent Atoms	1177
Heterogen Atoms	94

Software

Software
Software Name	Purpose
REFMAC	refinement
SBC-Collect	data collection
HKL-3000	data collection
HKL-3000	data reduction
HKL-3000	data scaling
HKL-3000	phasing
SHELX	phasing
MLPHARE	phasing
RESOLVE	phasing
ARP/wARP	model building