4KOA

Crystal Structure Analysis of 1,5-anhydro-D-fructose reductase from Sinorhizobium meliloti

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.5	298	100 mM BisTRIS, 50 mM ammonium sulphate, 20 % (w/v) PEG-3350, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K

Crystal Properties
Matthews coefficient	Solvent content
2.09	41.18

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 68.895	α = 90
b = 89.672	β = 90
c = 94.487	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	IMAGE PLATE	MAR scanner 345 mm plate	Incoatec mirror	2008-03-16	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SEALED TUBE	OTHER	1.5418

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	1.93	19.5	99.2	0.1	0.1	26.85	14.3	22202	22202			24.574

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	1.93	1.98	91.5		0.58	0.58	4.66	12.6	1487

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 2GLX	1.93	19.48	22202	21091	1111	99.73	0.16061	0.16061	0.15801	0.20971	RANDOM	22.894

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]
0.94			-1.08		0.15

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.3
r_dihedral_angle_4_deg	25.17
r_dihedral_angle_3_deg	17.505
r_dihedral_angle_1_deg	7.146
r_angle_refined_deg	1.889
r_angle_other_deg	0.963
r_chiral_restr	0.134
r_bond_refined_d	0.017
r_gen_planes_refined	0.008
r_bond_other_d	0.002

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.3
r_dihedral_angle_4_deg	25.17
r_dihedral_angle_3_deg	17.505
r_dihedral_angle_1_deg	7.146
r_angle_refined_deg	1.889
r_angle_other_deg	0.963
r_chiral_restr	0.134
r_bond_refined_d	0.017
r_gen_planes_refined	0.008
r_bond_other_d	0.002
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2449
Nucleic Acid Atoms
Solvent Atoms	284
Heterogen Atoms	48

Software

Software
Software Name	Purpose
MAR345dtb	data collection
MOLREP	phasing
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.