Experiment: 9Y1B

WT human DNA polymerase beta, Ternary complex dC:dGmpCpp

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2FMS

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	291	13-16% PEG 3350, 150-300 mM sodium acetate, 50 mM HEPES, 1 mM TECP 250uM protein with 300 uM DNA assembly mixed 1:1 with reagent

Crystal Properties
Matthews coefficient	Solvent content
2.21	44.46

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 50.454	α = 90
b = 79.329	β = 107.34
c = 55.26	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	PIXEL	Bruker PHOTON II		2025-02-24	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SEALED TUBE	BRUKER IMUS MICROFOCUS	1.54

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim 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	1.9	25.03	99.62	0.102	0.113	0.047	0.996	9.7	5.12		62068			20.2

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.9	1.97	99.23		1.084	1.274	0.657	0.539	1.1	3.31

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	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	FREE R-VALUE	1.9	25.03	1.34	62068	6149	96.32	0.1898	0.186	0.1862	0.2248	0.2277

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	20.137
f_angle_d	0.738
f_chiral_restr	0.045
f_plane_restr	0.006
f_bond_d	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2610
Nucleic Acid Atoms	629
Solvent Atoms	415
Heterogen Atoms	37

Software

Software
Software Name	Purpose
PHENIX	refinement
PROTEUM PLUS	data scaling
PROTEUM PLUS	data reduction
PDB_EXTRACT	data extraction
PHENIX	phasing