Experiment: 1JDF

Glucarate Dehydratase from E.coli N341D mutant

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1EC8

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	MICROBATCH	8	277	14 % MePEG 5000, 50 mM MgCl2, 5 % 2-propanol, 50 mM HEPPS, pH 8.0, microbatch, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.61	52.79

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 70.925	α = 104.11
b = 83.926	β = 93.75
c = 98.222	γ = 113.12

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	113	CCD	CUSTOM-MADE		1999-12-01	M	SINGLE WAVELENGTH

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

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	20	97.1	0.062	8.6	3.8	136857	132888		-3	29.4

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	2.13	93.7		0.455		3.5

Refinement

Statistics
Diffraction ID	Structure Solution 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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	FOURIER SYNTHESIS	1EC8	2	20	136857	132888	6561		0.198	0.198	0.198	0.1979	0.233	0.23	Random	21.8

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]
-6.37	4.2	2.17	2.5	-0.15	8.83

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	22.4
c_angle_deg	1.2
c_improper_angle_d	0.82
c_bond_d	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	13644
Nucleic Acid Atoms
Solvent Atoms	1168
Heterogen Atoms	56

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
CNS	refinement
CNS	phasing