3NFQ

Crystal structure of the conserved central domain of yeast Spn1/Iws1

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	292	potassium chloride, sodium thiocyanate, PEG3350, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 292K

Crystal Properties
Matthews coefficient	Solvent content
2.08	40.9

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 63.6	α = 90
b = 67.8	β = 90
c = 76	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				M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 4.2.2	0.9791, 0.9793, 0.9716	ALS	4.2.2

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	1.85	39.6	99.6	0.051	12.1	3.02		28618

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)
	1.85	1.92	100		0.38	0.396	2.8	3.01	2813

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	MAD	THROUGHOUT	1.85	33.15	28618	27160	1458	100	0.20658	0.20347	0.26456	RANDOM	34.686

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]
-1.12			-0.43		1.55

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.773
r_dihedral_angle_4_deg	22.922
r_dihedral_angle_3_deg	15.771
r_scangle_it	5.614
r_dihedral_angle_1_deg	5.438
r_scbond_it	3.515
r_mcangle_it	2.288
r_angle_refined_deg	1.71
r_mcbond_it	1.431
r_nbtor_refined	0.315
r_symmetry_hbond_refined	0.249
r_symmetry_vdw_refined	0.245
r_xyhbond_nbd_refined	0.24
r_nbd_refined	0.229
r_chiral_restr	0.107
r_bond_refined_d	0.018
r_gen_planes_refined	0.007
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2304
Nucleic Acid Atoms
Solvent Atoms	414
Heterogen Atoms

Software

Software
Software Name	Purpose
CrystalClear	data collection
SOLVE	phasing
REFMAC	refinement
d*TREK	data reduction
d*TREK	data scaling