2ON8

Gbeta1 stabilization by in vitro evolution and computational design

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1PGA	PDB ENTRY 1PGA

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		293.15	50mM Na acetate, pH 5.0, 17 mg/ml protein mixed with equal volume of 2.3M ammonium suphate, 0.1M sodium acetate, pH 4.0, VAPOR DIFFUSION, SITTING DROP, temperature 293.15K

Crystal Properties
Matthews coefficient	Solvent content
2.45	49.77

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 52.104	α = 90
b = 52.104	β = 90
c = 22.765	γ = 90

Symmetry
Space Group	P 4

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	MAR CCD 165 mm	mirrors	2006-03-07	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	BESSY BEAMLINE 14.1	0.91841	BESSY	14.1

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	1.34	50	94.6	0.053	18	7.1	14227	13293

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)
1	1.34	1.39	56.4		0.365	0.365		3.1	770

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	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	PDB ENTRY 1PGA	1.35	19	12697	12044	635	92.35	0.162	0.16	0.158	0.195	RANDOM	20.64

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]
0.27			0.27		-0.54

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	47.024
r_sphericity_free	13.886
r_dihedral_angle_3_deg	11.273
r_scangle_it	8.73
r_sphericity_bonded	6.953
r_scbond_it	6.546
r_dihedral_angle_1_deg	5.646
r_mcangle_it	4.937
r_mcbond_it	4.339
r_rigid_bond_restr	3.274
r_angle_other_deg	2.462
r_angle_refined_deg	2.434
r_mcbond_other	1.999
r_symmetry_vdw_refined	0.57
r_nbd_refined	0.224
r_nbtor_refined	0.194
r_xyhbond_nbd_refined	0.17
r_symmetry_hbond_refined	0.168
r_nbd_other	0.166
r_symmetry_vdw_other	0.132
r_chiral_restr	0.122
r_nbtor_other	0.106
r_bond_refined_d	0.026
r_bond_other_d	0.006
r_gen_planes_refined	0.006
r_gen_planes_other

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	444
Nucleic Acid Atoms
Solvent Atoms	54
Heterogen Atoms

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
AMoRE	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
MAR345dtb	data collection