Experiment: 5CJP

The Structural Basis for Cdc42-Induced Dimerization of IQGAPs

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.5	277.15	28.5% (v/v) polyethylene glycol (PEG) MW 400, 100mM 2-(N-morpholino)ethanesulfonic acid (MES) pH 6.5 and 40mM MgCl2.

Crystal Properties
Matthews coefficient	Solvent content
2.93	58.01

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 101.633	α = 90
b = 120.169	β = 90
c = 157.079	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	CCD	RAYONIX MX225HE		2014-02-12	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 31-ID	0.97931	APS	31-ID

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	2.57	20	99.7	10.5	7.3		61742

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	2.57	2.71	100		0.81	2.9	7.2

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-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	Mean Isotropic B
X-RAY DIFFRACTION		FREE R-VALUE	2.6	20	59568	2993	99.8	0.2474	0.2453	0.2873	0.2843	72.6528

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]
-9.939			-2.859		12.797

RMS Deviations
Key	Refinement Restraint Deviation
c_angle_d	1.314

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	11514
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms	251

Software

Software
Software Name	Purpose
CNS	refinement
PDB_EXTRACT	data extraction
MOLREP	phasing
O	model building
SCALA	data scaling