5KOM

The crystal structure of fluoride channel Fluc Ec2 F83I Mutant

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	6.5	295	36% PEG 600, 100 mM ADA, 10 mM HEPES, 100 mM NaF, 50 mM LiNO3

Crystal Properties
Matthews coefficient	Solvent content
5.28	76.72

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 87.5	α = 90
b = 87.5	β = 90
c = 144.54	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	CCD	ADSC QUANTUM 315r		2015-08-26	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 8.2.2	0.9999	ALS	8.2.2

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	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	2.69	38.01	99.9	0.083	0.999	15.9	7.4		30195

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)
1	2.69	2.82	100		1.037		7.5

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	5A43	2.69	38.01	28695	1455	99.88	0.2177	0.217	0.2296	RANDOM	75.044

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]
-2.49			-2.49		4.97

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.126
r_dihedral_angle_3_deg	13.658
r_dihedral_angle_4_deg	7.694
r_dihedral_angle_1_deg	6.109
r_mcangle_it	2.373
r_mcbond_it	1.402
r_mcbond_other	1.401
r_angle_refined_deg	1.285
r_angle_other_deg	0.932
r_chiral_restr	0.072
r_bond_refined_d	0.008
r_gen_planes_refined	0.005
r_bond_other_d	0.002
r_gen_planes_other	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3354
Nucleic Acid Atoms
Solvent Atoms	9
Heterogen Atoms	102

Software

Software
Software Name	Purpose
MOSFLM	data reduction
Aimless	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction