ISDA

X-RAY DIFFRACTION

Crystallization Details

Method	pH	Temprature	Details
X-RAY DIFFRACTION	8.5	291	PEG 3350 38%, 0.1 M Tris pH 8.5, 50 mM ammonium sulfate and 1 mM InsP6. Protein:precipitant ratio 1:1. Protein concentration: 16.5 mg/ml. Protein buffer: 20 mM Tris pH 8.0 and 150 mM NaCl. Soaking o/n with saturated concentration of riluzole in PEG 3350 40%, 0.1 M Tris pH 8.5, 50 mM ammonium sulfate, 1 mM InsP6 condition.

Unit Cell:

a: 93.056 Å b: 43.383 Å c: 109.326 Å α: 90.00° β: 91.44° γ: 90.00°

Symmetry:

Space Group: I 1 2 1

Crystal Properties:

Matthew's Coefficient: 2.12 Solvent Content: 42.05

Refinement Statistics

Diffraction ID	Structure Solution Method	Cross Validation Method	Resolution Limit (High)	Resolution Limit (Low)	Number of Reflections (Observed)	Number of Reflections (R-free)	Percent Reflections (Observed)	R-Work	R-Free	Mean Isotropic
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1.30	46.56	98450	5140	96.37	0.16856	0.18898	17.108

Data Collection

Overall

Resolution Limit (High)	Resolution Limit (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
1.30	46.56	97.0	?	?	12.3	5.5	?	103602	?	?	14.431

Highest Resolution Shell

#	Resolution Limits (Low)	Resolution Limits (High)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.30	1.32	89.9	?	?	1.9	4.7	?

Diffraction

Diffraction experiment

Crystal ID	Scattering Type	Data Collection Temprature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1		100 K			?

Radiation Source

Source	Type	Wavelength List	Synchrotron Site	Beamline
SYNCHROTRON	ESRF BEAMLINE ID23-1	0.774899	ESRF	ID23-1

Software