Experiment: 3I0X

Crystal structure of Clostridium acetobutylicum 8-oxoguanine glycosylase/lyase in complex with dsDNA containing adenine opposite to 8-oxoG

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.8	277	PEG-4000 16%, 0.1M NaAcetate, 0.05M MgCl2, pH 4.8, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.78	55.75

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 92.13	α = 90
b = 92.13	β = 90
c = 190.73	γ = 120

Symmetry
Space Group	P 65 2 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 Q315R		2009-02-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 5.0.3	0.9765	ALS	5.0.3

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	1.8	19.95	92.8	0.085	0.133	19.55	21.5	45134	41903			30.953

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)
	1.8	1.85	82.7		0.49	0.01418	2.89	22.5	2881

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1.8	19.95	45134	41903	2115	92.8	0.187	0.187	0.187	0.1829	0.21	0.2069	RANDOM	30.472

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]
-1.78			-1.78		3.57

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	21
c_scangle_it	3.1
c_scbond_it	1.99
c_mcangle_it	1.76
c_mcbond_it	1.19
c_angle_deg	1.1
c_improper_angle_d	0.77
c_bond_d	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2494
Nucleic Acid Atoms	510
Solvent Atoms	242
Heterogen Atoms	1

Software

Software
Software Name	Purpose
XSCALE	data scaling
MOLREP	phasing
CNS	refinement
PDB_EXTRACT	data extraction
ADSC	data collection
XDS	data reduction