2AF0

Structure of the Regulator of G-Protein Signaling Domain of RGS2

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.5	298	(NH4)2SO4, NaCl, cacodylate, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2	37.9

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 43.754	α = 90
b = 43.754	β = 90
c = 158.451	γ = 90

Symmetry
Space Group	P 43 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	MARRESEARCH		2005-06-10	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X10SA	0.97730	SLS	X10SA

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	2.3	36.9	98.6			7531	7422

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	2.3	2.38	99.7

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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	2.3	33.69	6833	345	96.54	0.2721	0.22721	0.22575	0.2561	RANDOM	55.407

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]
3.24			3.24		-6.47

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	41.306
r_dihedral_angle_3_deg	16.832
r_dihedral_angle_4_deg	11.876
r_dihedral_angle_1_deg	5.543
r_scangle_it	2.103
r_scbond_it	1.331
r_angle_refined_deg	1.248
r_mcangle_it	0.937
r_angle_other_deg	0.829
r_mcbond_it	0.533
r_symmetry_vdw_refined	0.27
r_nbd_refined	0.217
r_symmetry_vdw_other	0.197
r_nbtor_refined	0.189
r_nbd_other	0.174
r_xyhbond_nbd_refined	0.154
r_mcbond_other	0.105
r_nbtor_other	0.087
r_symmetry_hbond_refined	0.08
r_chiral_restr	0.068
r_bond_refined_d	0.012
r_gen_planes_refined	0.004
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_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1149
Nucleic Acid Atoms
Solvent Atoms	17
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
XDS	data scaling
PHASER	phasing