2I06

Escherichia Coli Replication Terminator Protein (Tus) Complexed With DNA- Locked form

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.75	298	13% PEG 3350, 50mM Bis-Tris pH6.75, 200mM NaI, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.71	54.64

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 62.834	α = 90
b = 62.834	β = 90
c = 252.454	γ = 90

Symmetry
Space Group	P 41 21 2

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 315	Rosenbaum-Rock monochromator, high-resolution double-crystal sagittal focusing, double crystal, Rosenbaum-Rock vertical focusing mirror	2006-03-02	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	0.97929	APS	19-ID

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym 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	2.2	50	64.6	0.072	0.072	25.52	5.1		17442	-2	-2	26.833

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.2	2.28	13.1		0.175	0.175	4.04	1.6	344

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	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	2EWJ	2.2	50	-2	16499	16499	878	64.84	0.22098	0.22098	0.2178	0.28032	RANDOM	62.881

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]
2.22			2.22		-4.44

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.895
r_dihedral_angle_4_deg	21.922
r_dihedral_angle_3_deg	21.461
r_dihedral_angle_1_deg	7.138
r_scangle_it	3.191
r_scbond_it	1.989
r_angle_refined_deg	1.96
r_mcangle_it	1.459
r_mcbond_it	0.792
r_symmetry_hbond_refined	0.405

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.895
r_dihedral_angle_4_deg	21.922
r_dihedral_angle_3_deg	21.461
r_dihedral_angle_1_deg	7.138
r_scangle_it	3.191
r_scbond_it	1.989
r_angle_refined_deg	1.96
r_mcangle_it	1.459
r_mcbond_it	0.792
r_symmetry_hbond_refined	0.405
r_nbtor_refined	0.313
r_symmetry_vdw_refined	0.238
r_nbd_refined	0.23
r_xyhbond_nbd_refined	0.155
r_chiral_restr	0.109
r_bond_refined_d	0.016
r_gen_planes_refined	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2495
Nucleic Acid Atoms	537
Solvent Atoms	71
Heterogen Atoms	3

Software

Software
Software Name	Purpose
REFMAC	refinement
ADSC	data collection
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 R01GM133198.