4CX8

Monomeric pseudorabies virus protease pUL26N at 2.5 A resolution

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
other		DIMERIC PRV PROTEASE, YET TO BE DEPOSITED

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		8		0.1 M TRIS PH 8, 14% PEG 20,000

Crystal Properties
Matthews coefficient	Solvent content
2.5	50.91

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 40.437	α = 90
b = 101.337	β = 90
c = 130.078	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	PIXEL	DECTRIS PILATUS 6M	MIRRORS	2013-08-02	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	BESSY BEAMLINE 14.1		BESSY	14.1

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	2.53	80	97.8	0.08	14.29	3.8		18230		-3	55.9

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	2.53	2.68	93.6		0.66	2.06	3.3

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	MOLECULAR REPLACEMENT	THROUGHOUT	DIMERIC PRV PROTEASE, YET TO BE DEPOSITED	2.53	79.94	17352	878	97.75	0.20078	0.19819	0.25215	RANDOM	59.4

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]
-1.88			1.45		0.43

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	29.613
r_dihedral_angle_4_deg	18.892
r_dihedral_angle_3_deg	17.936
r_dihedral_angle_1_deg	7.436
r_mcangle_it	2.373
r_angle_refined_deg	1.788
r_scbond_it	1.451
r_mcbond_other	1.443
r_mcbond_it	1.442
r_angle_other_deg	0.877
r_chiral_restr	0.086
r_bond_refined_d	0.014
r_gen_planes_refined	0.008
r_bond_other_d	0.002
r_gen_planes_other	0.001
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcangle_other
r_scbond_other
r_scangle_it
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3123
Nucleic Acid Atoms
Solvent Atoms	49
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
Aimless	data scaling
PHASER	phasing