4RTT

Cyrstal structure of SLIT-ROBO Rho GTPase-activating protein 2 fragment

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	6.25	277	2.35M Ammonium Sulphate; 0.1M MES, pH 6.25, VAPOR DIFFUSION, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
1.85	33.56

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 31.3	α = 90
b = 52.54	β = 90
c = 92.51	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	PIXEL	PSI PILATUS 6M		2013-02-17	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID29	0.976251	ESRF	ID29

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	1.87	46.26	98	0.103		4.6	13161	12959	2	2

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.87	1.99	94

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	1.87	46.26	13161	12311	648	98.38	0.22	0.22299	0.22101	0.25944	RANDOM	33.982

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]
-0.84			1.11		-0.27

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.523
r_dihedral_angle_4_deg	18.838
r_dihedral_angle_3_deg	15.222
r_dihedral_angle_1_deg	7.079
r_long_range_B_refined	6.423
r_long_range_B_other	6.12
r_scangle_other	3.354
r_mcangle_it	2.914
r_mcangle_other	2.913
r_scbond_it	2.409
r_scbond_other	2.014
r_mcbond_it	1.755
r_mcbond_other	1.753
r_angle_refined_deg	1.562
r_angle_other_deg	1.005
r_chiral_restr	0.091
r_bond_refined_d	0.013
r_gen_planes_refined	0.008
r_gen_planes_other	0.005
r_bond_other_d	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1280
Nucleic Acid Atoms
Solvent Atoms	71
Heterogen Atoms	15

Software

Software
Software Name	Purpose
EDNA	data collection
BALBES	phasing
REFMAC	refinement
XDS	data reduction
XDS	data scaling