2Q3H

The crystal structure of RhouA in the GDP-bound state.

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.5	298	0.2M MgCl2; 0.1M TRIS; 25% PEG 3350, pH 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.4	48.83

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 82.068	α = 90
b = 53.6	β = 118.8
c = 54.128	γ = 90

Symmetry
Space Group	C 1 2 1

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 225 mm CCD	Si(111)	2007-04-16	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X10SA	1.03315	SLS	X10SA

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	1.73	47.46	99.6	0.033	0.049		4.3	21616	21530

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	1.73	1.79	98		0.49	0.387		3.9	2077

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	homology based model	1.73	47.46	21616	20423	1107	99.56	0.18276	0.18474	0.18276	0.22198	RANDOM	35.051

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]
-1.62		-2.01	1.5		-1.82

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.699
r_dihedral_angle_4_deg	14.968
r_dihedral_angle_3_deg	13.934
r_scangle_it	8.106
r_dihedral_angle_1_deg	7.476
r_scbond_it	6.752
r_mcangle_it	4.299
r_mcbond_it	3.42
r_angle_refined_deg	1.686
r_mcbond_other	1.045
r_angle_other_deg	0.977
r_symmetry_vdw_refined	0.533
r_metal_ion_refined	0.335
r_symmetry_vdw_other	0.274
r_nbd_refined	0.228
r_nbd_other	0.197
r_nbtor_refined	0.182
r_xyhbond_nbd_refined	0.167
r_chiral_restr	0.102
r_nbtor_other	0.087
r_symmetry_hbond_refined	0.082
r_bond_refined_d	0.016
r_gen_planes_refined	0.006
r_bond_other_d	0.003
r_gen_planes_other	0.001
r_xyhbond_nbd_other
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	1276
Nucleic Acid Atoms
Solvent Atoms	124
Heterogen Atoms	29

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data collection
HKL-2000	data reduction
SCALEPACK	data scaling
PHASER	phasing