5VS1

Human DNA polymerase beta pre-catalytic 8-oxoG:dA extension complex with dTTP bound in non-planar conformation

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	4RPX

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		293	50 mM imidazole pH 7.0-7.5, 350 mM sodium acetate, 16-18% PEG 3350

Crystal Properties
Matthews coefficient	Solvent content
2.26	45.52

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 50.6	α = 90
b = 80.5	β = 106.9
c = 55.3	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	RAYONIX MX300HE		2016-02-17	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 31-ID	0.97931	APS	31-ID

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	CC (Half)	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	2.5	52.91	96.4	0.052	0.071	0.997	12.96	1.976		27883		-3	45.504

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.5	2.6	95.3		0.391	0.532	0.746	2.3	1.96

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	4rpx	2.5	52.91	13761	725	98.02	0.2137	0.2106	0.2721	RANDOM	38.657

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]
0.45		-0.83	1.68		-1.37

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.517
r_dihedral_angle_3_deg	16.494
r_dihedral_angle_4_deg	14.123
r_dihedral_angle_1_deg	5.711
r_angle_refined_deg	1.417
r_angle_other_deg	0.912
r_chiral_restr	0.069
r_bond_refined_d	0.009
r_gen_planes_refined	0.006
r_bond_other_d	0.001

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.517
r_dihedral_angle_3_deg	16.494
r_dihedral_angle_4_deg	14.123
r_dihedral_angle_1_deg	5.711
r_angle_refined_deg	1.417
r_angle_other_deg	0.912
r_chiral_restr	0.069
r_bond_refined_d	0.009
r_gen_planes_refined	0.006
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2572
Nucleic Acid Atoms	634
Solvent Atoms	50
Heterogen Atoms	41

Software

Software
Software Name	Purpose
XSCALE	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
XDS	data scaling
PHASER	phasing
XDS	data reduction

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.