Experiment: 4YMN

Structure of human DNA polymerase beta complexed with N7BG in the template base paired with incoming non-hydrolyzable CTP

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	297	14% to 23% PEG3400, and 350 mM sodium acetate in 50 mM imidazole (pH 7.5)

Crystal Properties
Matthews coefficient	Solvent content
2.37	48.2

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 54.907	α = 90
b = 79.02	β = 107.92
c = 55.019	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	ADSC QUANTUM 315r		2014-08-29	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 5.0.3	0.97648	ALS	5.0.3

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	2.591	20	100	15.7	5.6		13902

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	MOLECULAR REPLACEMENT	NONE	2.591	19.755	13320	654	95.37	0.2031	0.1998	0.2037	0.2692	0.2652

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	21.37
f_angle_d	1.618
f_chiral_restr	0.094
f_bond_d	0.009
f_plane_restr	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2586
Nucleic Acid Atoms	640
Solvent Atoms	84
Heterogen Atoms	31

Software

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