2PE8

Crystal structure of the UHM domain of human SPF45 (free form)

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8.5	293	22% PEG 3,350, 0.2 M MgCl2, 0.1 M Tris pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
3.05	59.71

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 63.9	α = 90
b = 90.2	β = 90
c = 99.1	γ = 90

Symmetry
Space Group	F 2 2 2

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		2005-09-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-1	0.976	ESRF	ID14-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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	2	15	99.5	0.057	0.053	20.13	7.57	9819	9819	-3	-3	46.5

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2	2.05	100		0.474	0.44	4.67	7.2	719

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (I)	Cut-off Sigma (F)	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	UHM domain homology model based on PDB-ID 1o0p	2	19.58	-3	-3	9294	9294	488	100	0.23204	0.23204	0.23143	0.24348	RANDOM	46.965

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]
3.65			-0.39		-3.27

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.964
r_dihedral_angle_4_deg	20.04
r_dihedral_angle_3_deg	15.499
r_dihedral_angle_1_deg	5.614
r_scangle_it	1.912
r_scbond_it	1.391
r_angle_refined_deg	1.236
r_angle_other_deg	0.882
r_mcangle_it	0.818
r_mcbond_it	0.72
r_symmetry_vdw_other	0.282
r_nbd_refined	0.196
r_nbd_other	0.186
r_xyhbond_nbd_refined	0.176
r_nbtor_refined	0.168
r_mcbond_other	0.118
r_symmetry_vdw_refined	0.102
r_nbtor_other	0.081
r_chiral_restr	0.066
r_symmetry_hbond_refined	0.064
r_bond_refined_d	0.01
r_gen_planes_refined	0.004
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	761
Nucleic Acid Atoms
Solvent Atoms	30
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
ADSC	data collection
XDS	data reduction
XDS	data scaling
PHASER	phasing