2X57

Crystal structure of the extracellular domain of human Vasoactive intestinal polypeptide receptor 2

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		4.2		40% PEG300 0.1M CITRATE PHOSPHATE PH4.2

Crystal Properties
Matthews coefficient	Solvent content
3.18	61

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 99.7	α = 90
b = 99.7	β = 90
c = 104.34	γ = 90

Symmetry
Space Group	P 41 21 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	CCD	ADSC CCD		2009-12-17	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I03	0.9809, 0.9799	Diamond	I03

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge 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	2.1	58.41	100	0.1	12.7	8.6		31377			37.7

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	2.1	2.21	100		0.87	2.3	8.8

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	SAD	THROUGHOUT	NONE	2.1	50	29739	1577	99.96	0.20844	0.20707	0.2229	0.23477	0.2437	RANDOM	23.198

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]
0.3			0.3		-0.61

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	45.854
r_dihedral_angle_4_deg	19.382
r_dihedral_angle_3_deg	14.418
r_scangle_it	12.093
r_scbond_it	8.544
r_mcangle_it	5.979
r_dihedral_angle_1_deg	5.943
r_mcbond_it	3.679
r_angle_refined_deg	1.347
r_angle_other_deg	1.337
r_mcbond_other	1.211
r_nbd_refined	0.229
r_nbtor_refined	0.197
r_xyhbond_nbd_refined	0.186
r_nbd_other	0.182
r_symmetry_vdw_other	0.152
r_symmetry_vdw_refined	0.117
r_nbtor_other	0.094
r_chiral_restr	0.091
r_symmetry_hbond_refined	0.053
r_bond_refined_d	0.016
r_gen_planes_refined	0.007
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2430
Nucleic Acid Atoms
Solvent Atoms	137
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling
SHELXDE	phasing