Experiment: 3AGE

Crystal structure of Mglu in its L-glutamate binding form in the presence of 4.3M NaCl

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3IF5	PDB ENTRY 3if5

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	Microbatch method	7.5	293	10mg/ml protein, 50mM HEPES, 1M ammonium formate, 4.3M NaCl, 0.1M L-glutamate, pH 7.5, Microbatch method, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.94	58.13

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 118.835	α = 90
b = 130.933	β = 90
c = 73.19	γ = 90

Symmetry
Space Group	P 21 21 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	95	CCD	ADSC QUANTUM 4r		2009-06-05	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	PHOTON FACTORY BEAMLINE BL-6A	0.978	Photon Factory	BL-6A

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	2.6	73.1	100	0.093	0.093	18.1	7	35927	35923			38.7

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)
	2.6	2.74	100		0.28	0.28	6.7	6.7	5172

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-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 3if5	2.6	65.47	35885	35862	1789	100	0.19	0.1896	0.24	0.2394	RANDOM	29.085

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]
9.451			-2.856		-6.594

RMS Deviations
Key	Refinement Restraint Deviation
c_angle_deg	1.3
c_bond_d	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6578
Nucleic Acid Atoms
Solvent Atoms	566
Heterogen Atoms	20

Software

Software
Software Name	Purpose
ADSC	data collection
AMoRE	phasing
CNS	refinement
MOSFLM	data reduction
SCALA	data scaling