1OW3

Crystal Structure of RhoA.GDP.MgF3-in Complex with RhoGAP

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6	291	18% PEG2KMME, 100mM MES, 10mM MgCl2, 10mM NaF, 2mM deferoxamine, 114mM (NH4)2SO4, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.2	43.63

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 66.49	α = 90
b = 71.4	β = 90
c = 91.15	γ = 90

Symmetry
Space Group	P 21 21 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					M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE BM14	1	ESRF	BM14

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.8	15		0.083	17.5	5.4	40798	40618	2	2

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.8	1.86	99.6		0.401	3.7

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1TX4	1.8	15	40618	38536	2038	99.68	0.18774	0.18608	0.21893	RANDOM	22.779

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]
-0.17			1.01		-0.84

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_3_deg	16.152
r_scangle_it	3.313
r_dihedral_angle_1_deg	3.215
r_scbond_it	1.904
r_mcangle_it	1.296
r_angle_refined_deg	1.226
r_mcbond_it	0.669
r_nbd_refined	0.245
r_symmetry_vdw_refined	0.208
r_symmetry_hbond_refined	0.206
r_xyhbond_nbd_refined	0.168
r_chiral_restr	0.086
r_bond_refined_d	0.009
r_gen_planes_refined	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2998
Nucleic Acid Atoms
Solvent Atoms	374
Heterogen Atoms	33

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
AMoRE	phasing
REFMAC	refinement