Experiment: 4F8Q

Crystal Structure of the Human BTN3A2 Ectodomain

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	4F80	PDB ENTRY 4F80

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	5.6	298	0.1M Sodium Citrate pH5.6, 0.5M Ammonium Sulfate, 1M Lithium Sulfate, vapor diffusion, sitting drop, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.73	55

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 33.001	α = 90
b = 77.579	β = 90
c = 100.966	γ = 90

Symmetry
Space Group	P 21 2 21

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	MARMOSAIC 300 mm CCD		2010-10-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 21-ID-G	0.97857	APS	21-ID-G

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	2.3789	50	93.2			10267	10267		-3	36.71

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	2.3789	2.42	50

Refinement

Statistics
Diffraction ID	Structure Solution 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)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	PDB ENTRY 4F80	2.3789	42.313	9977	489	90.77	0.2339	0.2322	0.2358	0.2685	0.2619	44.1852

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]
2.8255			-5.7288		2.9033

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	11.271
f_angle_d	1.321
f_chiral_restr	0.071
f_bond_d	0.012
f_plane_restr	0.01

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1586
Nucleic Acid Atoms
Solvent Atoms	60
Heterogen Atoms

Software

Software
Software Name	Purpose
PHENIX	refinement
PDB_EXTRACT	data extraction
HKL-2000	data collection
HKL-2000	data reduction
HKL-2000	data scaling
PHASER	phasing