Experiment: 5DBB

Structure of human DNA polymerase beta Host-Guest complex with the dG base paired with a dA

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		295	14% to 23% PEG3400, and 350 mM sodium acetate in 50 mM imidazole (pH 7.5)

Crystal Properties
Matthews coefficient	Solvent content
2.39	48.62

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 54.389	α = 90
b = 79.372	β = 105.45
c = 54.938	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	IMAGE PLATE	RIGAKU RAXIS IV++		2015-07-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-007 HF	1.5468

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	2.25	20	100	17.9	4.2		21462

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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)	Mean Isotropic B
X-RAY DIFFRACTION		NONE	2.25	19.843	20803	1070	96.48	0.2086	0.2056	0.2171	0.2645	0.2656

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
f_dihedral_angle_d	20.516
f_angle_d	0.642
f_chiral_restr	0.026
f_bond_d	0.003
f_plane_restr	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2595
Nucleic Acid Atoms	634
Solvent Atoms	163
Heterogen Atoms

Software

Software
Software Name	Purpose
PHENIX	refinement
DENZO	data reduction
HKL-2000	data scaling
MOLREP	phasing