2BAY

Crystal structure of the Prp19 U-box dimer

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8.5	277	15 mgs/ml and 33% Poly-Ethylene Glycol (PEG) 4000, 75 mM MgCl2, 0.1 M Tris pH 8.5, 1 mM DTT , VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.14	42.54

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 49.421	α = 90
b = 57.105	β = 90
c = 122.587	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	MARRESEARCH		2004-05-01	M	SINGLE WAVELENGTH
2	1	x-ray	100	CCD	MARRESEARCH		2004-05-01	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	CAMD BEAMLINE GCPCC	1.381	CAMD	GCPCC
2	SYNCHROTRON	CAMD BEAMLINE GCPCC	0.97965, 0.97934, 0.92526	CAMD	GCPCC

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	1.5	22.94	93.3			56552	52748

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.5	1.57	86.8

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	1.5	22.94	52742	49928	2667	93.4	0.18363	0.18249	0.20396	RANDOM	17.361

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]
-0.01			0.01		-0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	6.587
r_scangle_it	3.621
r_scbond_it	2.11
r_mcangle_it	1.569
r_angle_refined_deg	1.468
r_mcbond_it	0.881
r_angle_other_deg	0.797
r_symmetry_vdw_other	0.265
r_nbd_other	0.239
r_symmetry_hbond_refined	0.204
r_nbd_refined	0.201
r_xyhbond_nbd_refined	0.138
r_symmetry_vdw_refined	0.13
r_chiral_restr	0.083
r_nbtor_other	0.079
r_bond_refined_d	0.012
r_gen_planes_refined	0.006
r_gen_planes_other	0.004
r_bond_other_d	0.002
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	2753
Nucleic Acid Atoms
Solvent Atoms	391
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling
SOLVE	phasing