Experiment: 4OZ0

Crystal structure of human CAPERalpha U2AF homology motif (apo-state)

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3S6E

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		277	0.1 M tri-sodium acetate pH 4.5, 0.1 M Bis-Tris pH 5.5, 25% (w/v) PEG 3350

Crystal Properties
Matthews coefficient	Solvent content
2	38.2

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 44.653	α = 90
b = 52.41	β = 90
c = 85.141	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	APEX II CCD		2013-01-03	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SEALED TUBE	OTHER	1.5418

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	2.2	42.65	95.9	0.101	12.4	5.6		17820			6.95

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	2.2	2.29	80.8		0.207	3.4	1.59

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	3S6E	2.2	42.571	1.35	17820	1772	90.9	0.1985	0.1958	0.1987	0.223	0.2277	Random Selection	15.0619

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]

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	12.545
f_angle_d	0.894
f_chiral_restr	0.036
f_bond_d	0.004
f_plane_restr	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1688
Nucleic Acid Atoms
Solvent Atoms	189
Heterogen Atoms	1

Software

Software
Software Name	Purpose
PROTEUM PLUS	data collection
PROTEUM PLUS	data scaling
PDB_EXTRACT	data extraction
PHENIX	refinement