2GJK

Structural and functional insights into the human Upf1 helicase core

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	EVAPORATION	6	295	50mM MES, 0.5-3% PEG4000, 0.005mM MgSO4, 10mM DTT, pH 6.0, EVAPORATION, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
2.86	56.96

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 188.979	α = 90
b = 188.979	β = 90
c = 44.872	γ = 90

Symmetry
Space Group	P 43 21 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	MAR CCD 165 mm		2005-03-20	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID29	0.9793	ESRF	ID29

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	2.6	20	98.9			24357	24065	1	1

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	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	SAD	THROUGHOUT	2.6	20	24065	1288	98.8	0.24617	0.24487	0.271	RANDOM	38.966

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]
0.18			0.18		-0.37

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	5.21
r_scangle_it	1.471
r_mcangle_it	1.072
r_angle_refined_deg	1.048
r_scbond_it	0.789
r_angle_other_deg	0.749
r_mcbond_it	0.578
r_symmetry_vdw_refined	0.221
r_nbd_other	0.198
r_symmetry_vdw_other	0.188
r_nbd_refined	0.173
r_xyhbond_nbd_refined	0.122
r_symmetry_hbond_refined	0.089
r_nbtor_other	0.081
r_chiral_restr	0.056
r_bond_refined_d	0.006
r_gen_planes_refined	0.002
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_dihedral_angle_2_deg
r_dihedral_angle_3_deg
r_dihedral_angle_4_deg
r_nbtor_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_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	4844
Nucleic Acid Atoms
Solvent Atoms	110
Heterogen Atoms	32

Software

Software
Software Name	Purpose
REFMAC	refinement
ADSC	data collection
CCP4	data scaling
SOLVE	phasing