3MQ7 | pdb_00003mq7

Crystal Structure of Ectodomain Mutant of BST-2/Tetherin/CD317

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	EVAPORATION	7.5	298	Crystals were grown using the microbatch under-oil method by mixing protein with crystallization buffer containing 200 mM CaCl2, 100 mM HEPEs (pH 7.5), 28% PEG 400. Crystallization under oil, pH 7.5, EVAPORATION, temperature 298.0K

Crystal Properties
Matthews coefficient	Solvent content
2.23	44.76

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 66.004	α = 90
b = 97.156	β = 105.86
c = 117.404	γ = 90

Symmetry
Space Group	P 1 21 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	110	CCD	ADSC QUANTUM 315r		2010-04-01	M	MAD
2	1

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X29A	0.9791	NSLS	X29A
2	SYNCHROTRON	NSLS BEAMLINE X29A	0.9793	NSLS	X29A

Data Collection

Overall
ID #	Resolution (High)	Resolution (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	2.28	39	95	0.069	0.069	10.6	1.9	224181			1.07	33.5

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	2.28	2.38	89.4		0.721	0.721	1.07

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation 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)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MAD	THROUGHOUT	2.28	38.68	59073	3093	96	0.23736	0.23559	0.2802	0.27017	0.3061	RANDOM	21.535

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]
74.44		2.81	-3.66		-70.78

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.051
r_dihedral_angle_3_deg	19.443
r_scangle_it	14.131
r_dihedral_angle_4_deg	13.551
r_scbond_it	8.962
r_mcangle_it	6.171
r_dihedral_angle_1_deg	4.745
r_mcbond_it	3.997
r_angle_refined_deg	1.399
r_angle_other_deg	1.335
r_mcbond_other	0.982
r_chiral_restr	0.072
r_bond_refined_d	0.014
r_gen_planes_refined	0.005
r_gen_planes_other	0.002
r_bond_other_d	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	9180
Nucleic Acid Atoms
Solvent Atoms	132
Heterogen Atoms	2

Software

Software
Software Name	Purpose
ADSC	data collection
SHELXS	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling