3GSZ

Structure of the genotype 2B HCV polymerase

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.1	300	6.5mg/ml enzyme, 10% PEG4K, 100mM NaCitrate, 200mM NaCl, 5mM DTT , pH 6.1, VAPOR DIFFUSION, SITTING DROP, temperature 300K

Crystal Properties
Matthews coefficient	Solvent content
2.67	53.91

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 153.251	α = 90
b = 64.497	β = 90.16
c = 135.583	γ = 90

Symmetry
Space Group	C 1 2 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 QUANTUM 4		2004-02-06	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-2	0.933	ESRF	ID14-2

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym 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	20	97.3	0.073		3.4		104470	2	2

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.9	1.949	87		0.366	3	3	9159

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	NS5B genotype 2a	1.9	19.96	96413	5127	100	0.16868	0.16646	0.21006	RANDOM	20.996

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]
-0.32		0.4	0.22		0.1

RMS Deviations
Key	Refinement Restraint Deviation
r_scangle_it	6.108
r_dihedral_angle_1_deg	5.638
r_scbond_it	3.787
r_mcangle_it	2.446
r_angle_refined_deg	1.87
r_mcbond_it	1.344
r_angle_other_deg	0.976
r_symmetry_vdw_other	0.275
r_nbd_other	0.25
r_nbd_refined	0.22
r_xyhbond_nbd_refined	0.183
r_symmetry_vdw_refined	0.155
r_symmetry_hbond_refined	0.152
r_chiral_restr	0.136
r_nbtor_other	0.089
r_bond_refined_d	0.024
r_gen_planes_refined	0.01
r_gen_planes_other	0.007
r_bond_other_d	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	8746
Nucleic Acid Atoms
Solvent Atoms	825
Heterogen Atoms

Software

Software
Software Name	Purpose
DNA	data collection
MOLREP	phasing
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling