Experiment: 4NLN

Structure of human DNA polymerase beta complexed with nicked DNA containing a template 8BrG and incoming CTP

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5		14-23% PEG3400, 350 mM sodium acetate, 50 mM imidazole, pH 7.5, VAPOR DIFFUSION, SITTING DROP

Crystal Properties
Matthews coefficient	Solvent content
2.41	49.04

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 54.955	α = 90
b = 79.075	β = 106.59
c = 54.912	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		2013-07-09	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	2.261	52.667	99.6			21169	20822	1	1

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	2.261

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)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	2.261	52.667	19968	1022	94.31	0.2137	0.2104	0.2112	0.2732	0.271	RANDOM	38.0607

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]
0.61		1.81	-0.43		0.86

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.113
r_dihedral_angle_4_deg	17.671
r_dihedral_angle_3_deg	16.76
r_dihedral_angle_1_deg	6.14
r_angle_refined_deg	1.842
r_chiral_restr	0.108
r_bond_refined_d	0.013
r_gen_planes_refined	0.008

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2565
Nucleic Acid Atoms	652
Solvent Atoms	61
Heterogen Atoms	9

Software

Software
Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
StructureStudio	data collection
DENZO	data reduction
HKL-2000	data scaling
MOLREP	phasing