2V8O

Structure of the Murray Valley encephalitis virus RNA helicase to 1. 9A resolution

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2BMF	PDB ENTRY 2BMF

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7		5% PEG6000, 0.1M HEPES PH 7.0

Crystal Properties
Matthews coefficient	Solvent content
2.21	44.49

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 42.516	α = 90
b = 76.414	β = 91.73
c = 70.609	γ = 90

Symmetry
Space Group	P 1 21 1

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 CCD	MIRRORS	2006-05-16	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID23-1		ESRF	ID23-1

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	1.9	30	100	0.08	27.6	8.1		36088		2

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	1.9	2	100		0.55	2.4	8

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 2BMF	1.9	70.53	33827	1789	99.9	0.182	0.18	0.19	0.223	0.23	RANDOM

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]

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.356
r_dihedral_angle_3_deg	12.968
r_dihedral_angle_4_deg	12.108
r_dihedral_angle_1_deg	6.465
r_scangle_it	5.458
r_scbond_it	4.104
r_mcangle_it	4.048
r_mcbond_it	3.711
r_angle_refined_deg	1.219
r_mcbond_other	1.166
r_angle_other_deg	0.87
r_symmetry_vdw_refined	0.224
r_symmetry_vdw_other	0.217
r_nbd_refined	0.214
r_nbd_other	0.198
r_nbtor_refined	0.175
r_symmetry_hbond_refined	0.144
r_xyhbond_nbd_refined	0.13
r_nbtor_other	0.083
r_chiral_restr	0.071
r_bond_refined_d	0.009
r_gen_planes_refined	0.004
r_bond_other_d	0.001
r_gen_planes_other	0.001
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_mcangle_other
r_scbond_other
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	3383
Nucleic Acid Atoms
Solvent Atoms	284
Heterogen Atoms

Software

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