3SI6

RB69 DNA Polymerase Triple Mutant (L561A/S565G/Y567A) Ternary Complex with dUpNpp and a Deoxy-terminated Primer in the presence of Mg2+

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1IG9	PDB ENTRY 1IG9

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	MICROBATCH VAPOR DIFFUSION	6.5	293.15	150 mM calcium chloride, 1% w/v PEG350 MME, 100 mM sodium cacodylate, pH 6.5, MICROBATCH VAPOR DIFFUSION, temperature 293.15K

Crystal Properties
Matthews coefficient	Solvent content
2.61	52.89

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 75.458	α = 90
b = 120.195	β = 90
c = 131.205	γ = 90

Symmetry
Space Group	P 21 21 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	77	CCD	ADSC QUANTUM 315	mirrors	2007-08-10	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 24-ID-E	0.9795	APS	24-ID-E

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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	1.85	44.314	98.6	0.124	10.1	3.8	102120	100690	2	1

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.85	1.92	99		0.827	1.25	3.6	9956

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (I)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1IG9	1.85	44.314	1	97495	95428	5010	97.88	0.18451	0.18451	0.18279	0.21685	RANDOM	23.803

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]
0.39			0.45		-0.84

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.703
r_dihedral_angle_4_deg	13.654
r_dihedral_angle_3_deg	12.243
r_dihedral_angle_1_deg	4.622
r_scangle_it	2.977
r_scbond_it	1.945
r_mcangle_it	1.689
r_mcbond_it	0.929
r_angle_refined_deg	0.851
r_chiral_restr	0.06

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.703
r_dihedral_angle_4_deg	13.654
r_dihedral_angle_3_deg	12.243
r_dihedral_angle_1_deg	4.622
r_scangle_it	2.977
r_scbond_it	1.945
r_mcangle_it	1.689
r_mcbond_it	0.929
r_angle_refined_deg	0.851
r_chiral_restr	0.06
r_bond_refined_d	0.004
r_gen_planes_refined	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	7359
Nucleic Acid Atoms	630
Solvent Atoms	1114
Heterogen Atoms	29

Software

Software
Software Name	Purpose
HKL-2000	data collection
AMoRE	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling

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.