3VAH

Structure of U2AF65 variant with BrU3C4 DNA

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	277	1.6M Ammonium sulfate, 10% Dioxane, 0.1M MES pH 6.5, Deoxy-Big Chap, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
3.02	59.27

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 166.238	α = 90
b = 37.304	β = 125.61
c = 101.31	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	ADSC QUANTUM 210	Rh coated Si vertical focus mirror	2007-06-25	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	CHESS BEAMLINE A1	0.987	CHESS	A1

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	2.5	50	99.3	0.114	19.8	4.6		17610		-1

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	2.5	2.59	99.7		0.435		4.4	1714

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	FOURIER SYNTHESIS	THROUGHOUT	2.5	41.17	18632	16939	1693	94.42	0.2035	0.1976	0.2592	RANDOM	34.1778

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]
-0.48		1.07	-1.89		3.61

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.901
r_dihedral_angle_3_deg	15.765
r_dihedral_angle_4_deg	12.267
r_dihedral_angle_1_deg	5.822
r_scangle_it	1.936
r_angle_refined_deg	1.361
r_scbond_it	1.232
r_angle_other_deg	0.944
r_mcangle_it	0.656
r_mcbond_it	0.559
r_xyhbond_nbd_other	0.403
r_symmetry_vdw_other	0.278
r_symmetry_hbond_refined	0.265
r_symmetry_vdw_refined	0.24
r_nbd_refined	0.229
r_nbd_other	0.193
r_xyhbond_nbd_refined	0.186
r_nbtor_refined	0.184
r_mcbond_other	0.085
r_nbtor_other	0.083
r_chiral_restr	0.069
r_bond_other_d	0.013
r_bond_refined_d	0.011
r_gen_planes_refined	0.003
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2686
Nucleic Acid Atoms	208
Solvent Atoms	95
Heterogen Atoms	82

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data collection