2QCV

CRYSTAL STRUCTURE OF a putative 5-dehydro-2-deoxygluconokinase (IOLC) FROM BACILLUS HALODURANS C-125 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	6.5	277	NANODROP, 0.2M MgCl2, 50.0% PEG 200, 0.1M Cacodylate pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
3.53	65.12

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 194.001	α = 90
b = 194.001	β = 90
c = 48.083	γ = 120

Symmetry
Space Group	P 64 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 mirror (vertical focusing)	2007-06-04	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL11-1	0.97901	SSRL	BL11-1

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	29.161	100	0.093	0.093	4.8	10.4		42457

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	1.95	99.8		0.671	0.671	1	7.2	3074

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	SAD	THROUGHOUT	1.9	29.161	42439	2143	99.97	0.176	0.175	0.196	RANDOM	26.102

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]
-0.5	-0.25		-0.5		0.75

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.727
r_dihedral_angle_4_deg	17.047
r_dihedral_angle_3_deg	13.232
r_scangle_it	7.413
r_dihedral_angle_1_deg	5.975
r_scbond_it	5.64
r_mcangle_it	2.946
r_mcbond_it	2.21
r_angle_refined_deg	1.543
r_angle_other_deg	1.037
r_mcbond_other	0.544
r_symmetry_vdw_other	0.239
r_nbd_refined	0.221
r_symmetry_hbond_refined	0.214
r_symmetry_vdw_refined	0.212
r_nbd_other	0.197
r_chiral_restr	0.184
r_nbtor_refined	0.181
r_xyhbond_nbd_refined	0.141
r_nbtor_other	0.085
r_bond_refined_d	0.016
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	2509
Nucleic Acid Atoms
Solvent Atoms	221
Heterogen Atoms	20

Software

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