6FQI

GluA2(flop) G724C ligand binding core dimer bound to L-Glutamate (Form B) at 2.91 Angstrom resolution

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.5	289	0.16 M Calcium acetate, 0.08 M Sodium Cacodylate, 14.4% (w/v) PEG 8000, 20% (v/v) Glycerol, 1 mM glutamate

Crystal Properties
Matthews coefficient	Solvent content
2.42	49.09

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 50.65	α = 90
b = 50.65	β = 90
c = 256.29	γ = 90

Symmetry
Space Group	P 41

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	PIXEL	DECTRIS PILATUS 6M-F		2016-12-18	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I04	0.9795	Diamond	I04

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	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	2.91	50.65	99.6	0.121	0.068	0.995	10.7	3.1		13984

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.91	3.01

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	1FTJ	2.91001156656	50.65	1.35079047219	13984	662	99.1843393148	0.216100836964	0.213532833816	0.267057246139	80.834449764

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]

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	15.3761856575
f_angle_d	0.704681784989
f_chiral_restr	0.042370911724
f_plane_restr	0.00323618220638
f_bond_d	0.00267460435131

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4009
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms	20

Software

Software
Software Name	Purpose
PHENIX	refinement
Aimless	data scaling
PHASER	phasing
xia2	data reduction

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.