1R8H

Comparison of the structure and DNA binding properties of the E2 proteins from an oncogenic and a non-oncogenic human papillomavirus

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	291	Ammonium sulfate, sodium chloride, sodium hepes, beta-mercaptoethanol, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.35	47.69

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 71.664	α = 90
b = 71.664	β = 90
c = 195.004	γ = 120

Symmetry
Space Group	P 61

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		2001-10-20	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SRS BEAMLINE PX14.1	1.488	SRS	PX14.1

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	1.9	30	94			45471	42743	2	2

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.9	1.97	58.8

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MIR	THROUGHOUT	1.9	20	2	42187	39394	2086	93.38	0.19472	0.1947	0.19141	0.25779	RANDOM	31.692

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]
-2.08	-1.04		-2.08		3.11

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	7.104
r_scangle_it	4.119
r_scbond_it	2.632
r_mcangle_it	2.016
r_angle_other_deg	1.781
r_angle_refined_deg	1.681
r_mcbond_it	1.135
r_symmetry_vdw_other	0.304
r_nbd_other	0.255
r_nbd_refined	0.223
r_symmetry_vdw_refined	0.208
r_xyhbond_nbd_refined	0.207
r_symmetry_hbond_refined	0.136
r_chiral_restr	0.1
r_nbtor_other	0.097
r_bond_refined_d	0.018
r_gen_planes_other	0.014
r_gen_planes_refined	0.012
r_bond_other_d	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4672
Nucleic Acid Atoms
Solvent Atoms	383
Heterogen Atoms	70

Software

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