4HKS | pdb_00004hks

Calcium release-activated calcium (CRAC) channel ORAI, K163W mutant

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	290	26 % PEG 400, 1 M Ammonium Formate, 100 mM MES pH 6.5, 2 mM Calcium chloride. The crystal was soaked in: 50 % PEG 400, 1 M Ammonium Formate, 100 mM MES pH 6.5, 50 mM Calcium chloride, VAPOR DIFFUSION, HANGING DROP, temperature 290K

Crystal Properties
Matthews coefficient	Solvent content
2.83	56.5

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 118.309	α = 90
b = 118.309	β = 90
c = 118.309	γ = 90

Symmetry
Space Group	P 21 3

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			M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X29A	1.075	NSLS	X29A

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	3.35	40	99.7	0.083	35.3	24.3	8157	8157		-3	165.79

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	3.35	3.41	100		1.3	23.4

Refinement

Statistics
Diffraction ID	Structure Solution Method	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)	Mean Isotropic B
X-RAY DIFFRACTION	MIRAS	3.3516	20	8081	399	99.5	0.2786	0.2785	0.2847	0.2825	0.2803	172.8

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	15.038
f_angle_d	1.466
f_chiral_restr	0.085
f_bond_d	0.011
f_plane_restr	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2356
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms	2

Software

Software
Software Name	Purpose
CBASS	data collection
SHARP	phasing
PHENIX	refinement
HKL-2000	data reduction
HKL-2000	data scaling