4NLQ

Poliovirus Polymerase - C290F Loop Mutant

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1RA6	PDB ENTRY 1RA6

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7	289	Grown in sodium acetate, cacodylate, DTT. Transferred to 250 mM sodium acetate, 30% (w/v) PEG-400, 0.1 M cacodylic acid and 2 mM DTT, pH 7, VAPOR DIFFUSION, HANGING DROP, temperature 289K

Crystal Properties
Matthews coefficient	Solvent content
5.06	75.68

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 128.735	α = 90
b = 128.735	β = 90
c = 111.923	γ = 120

Symmetry
Space Group	P 65

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	NOIR-1		2005-11-21	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 4.2.2		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	2.3	30	99.6	0.07	12.8	7.41		46552

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	2.3	2.38	100		0.348	4.3	7.13

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	PDB ENTRY 1RA6	2.3	30	41740	4512	96.9	0.222	0.222	0.245	38.22

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]
-4.977	-5.673		-4.977		9.954

RMS Deviations
Key	Refinement Restraint Deviation
c_scangle_it	3.294
c_scbond_it	2.229
c_mcangle_it	2.065
c_mcbond_it	1.263
c_bond_d
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d
c_improper_angle_d_na
c_improper_angle_d_prot

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3709
Nucleic Acid Atoms
Solvent Atoms	182
Heterogen Atoms	61

Software

Software
Software Name	Purpose
d*TREK	data reduction
CNS	refinement
PDB_EXTRACT	data extraction
d*TREK	data scaling
CNS	phasing