2I8E

Structure of SSO1404, a predicted DNA repair-associated protein from Sulfolobus solfataricus P2

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	293	Crystallized in 0.2M Na iodide, 20% PEG3350, 2% isopropanol, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
1.95	36.89

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 64.277	α = 90
b = 64.277	β = 90
c = 39.529	γ = 120

Symmetry
Space Group	P 62

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	103	CCD	SBC-3	Mirrors	2006-06-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-BM	0.97940	APS	19-BM

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	1.59	50	99.5	0.052	63.9	11.7	12619	12619			27.3

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	1.59	1.65	96.4		0.309	8.2	10.3	1219

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	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	SAD	THROUGHOUT	1.59	24.94	11992	11992	610	99.9	0.18972	0.18972	0.18783	0.22708	RANDOM	20.862

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]
0.46	0.23		0.46		-0.69

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	31.503
r_dihedral_angle_4_deg	20.091
r_dihedral_angle_3_deg	15.235
r_dihedral_angle_1_deg	5.524
r_scangle_it	4.571
r_scbond_it	3.27
r_angle_refined_deg	1.692
r_mcangle_it	1.646
r_mcbond_it	1.41
r_symmetry_hbond_refined	0.335

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	31.503
r_dihedral_angle_4_deg	20.091
r_dihedral_angle_3_deg	15.235
r_dihedral_angle_1_deg	5.524
r_scangle_it	4.571
r_scbond_it	3.27
r_angle_refined_deg	1.692
r_mcangle_it	1.646
r_mcbond_it	1.41
r_symmetry_hbond_refined	0.335
r_nbtor_refined	0.312
r_nbd_refined	0.215
r_symmetry_vdw_refined	0.188
r_xyhbond_nbd_refined	0.178
r_chiral_restr	0.112
r_bond_refined_d	0.016
r_gen_planes_refined	0.008

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	730
Nucleic Acid Atoms
Solvent Atoms	75
Heterogen Atoms	4

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-3000	data collection
HKL-3000	data reduction
HKL-3000	data scaling
HKL-3000	phasing
SHELXD	phasing
SHELXE	model building
MLPHARE	phasing
DM	phasing
ARP/wARP	model building
RESOLVE	phasing
CCP4	phasing
O	model building
Coot	model building

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.