6V2J | pdb_00006v2j

Crystal structure of ClC-ec1 triple mutant (E113Q, E148Q, E203Q)

X-RAY DIFFRACTION

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Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	LIPIDIC CUBIC PHASE	8.5	289	100mM Tris, 100mM sodium malonate, 30% PEG 400, 2.5% 2-Methyl-2,4-pentanediol

Crystal Properties
Matthews coefficient	Solvent content
2.87	57.1

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 80.97	α = 90
b = 120.44	β = 90
c = 122.57	γ = 90

Symmetry
Space Group	I 2 2 2

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 PILATUS3 6M		2017-11-11	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 23-ID-D	1.03321	APS	23-ID-D

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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	2.62	28.65	97.5	0.173	0.185	0.086	0.991	8.4	7.4		17991

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.62	2.73			0.866	1	0.831

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1OTS	2.62	28.65	17029	962	97.24	0.1964	0.1928	0.1982	0.262	0.2644	RANDOM	60.26

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]
5.54			-0.28		-5.26

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	30.085
r_dihedral_angle_3_deg	18.422
r_dihedral_angle_4_deg	18.405
r_dihedral_angle_1_deg	5.54
r_rigid_bond_restr	2.074
r_angle_refined_deg	1.329
r_angle_other_deg	1.306
r_chiral_restr	0.075
r_bond_refined_d	0.005
r_gen_planes_refined	0.004
r_bond_other_d	0.003
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3241
Nucleic Acid Atoms
Solvent Atoms	55
Heterogen Atoms	3

Software

Software
Software Name	Purpose
REFMAC	refinement
MOLREP	phasing
PDB_EXTRACT	data extraction
XDS	data reduction
Aimless	data scaling