3O69

Structure of the E100A E.coli GDP-mannose hydrolase (yffh) in complex with Mg++

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8.5	291	20-26% PEG 3350, 0.2 M Mg Cl, 0.1 M Tris HCL pH 8.5, 4mM GDP-mannose at a ratio of 1:1 protein:reservoir, vapor diffusion, hanging drop, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.37	48.01

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 60.379	α = 90
b = 69.26	β = 90
c = 98.554	γ = 90

Symmetry
Space Group	P 21 21 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	RIGAKU SATURN 944+		2009-08-18	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU FR-E DW	1.54

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge 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	2.1	22.81	96	0.089	12.8	5.6		23871

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	2.1	2.18	75.1		0.331		3.3	1827

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	MOLECULAR REPLACEMENT	THROUGHOUT	PDB entry 3O52	2.1	22.81	23750	1200	95.85	0.2084	0.2048	0.2796	RANDOM	24.7644

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]
0.68			-0.56		-0.13

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.613
r_dihedral_angle_4_deg	16.378
r_dihedral_angle_3_deg	15.292
r_dihedral_angle_1_deg	6.334
r_scangle_it	2.924
r_scbond_it	1.797
r_angle_refined_deg	1.262
r_mcangle_it	1.226
r_angle_other_deg	1.16
r_mcbond_it	0.655
r_nbd_other	0.436
r_nbtor_refined	0.301
r_nbd_refined	0.203
r_symmetry_vdw_refined	0.194
r_xyhbond_nbd_refined	0.15
r_symmetry_hbond_refined	0.148
r_metal_ion_refined	0.129
r_chiral_restr	0.085
r_nbtor_other	0.07
r_bond_refined_d	0.011
r_bond_other_d	0.007
r_gen_planes_refined	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2932
Nucleic Acid Atoms
Solvent Atoms	375
Heterogen Atoms	24

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data reduction
AMoRE	phasing