Experiment: 2ZXR

Crystal structure of RecJ in complex with Mg2+ from Thermus thermophilus HB8

X-RAY DIFFRACTION

Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	293	0.05M ADA, 6% PEG4000, 1% 2-propanol. The crystal was soaked in cryoprotecting solution containg 20% glycerol and 10mM magnesium sulfate, pH6.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.99	58.84

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 83.357	α = 90
b = 83.357	β = 90
c = 251.056	γ = 90

Symmetry
Space Group	P 43 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	93	IMAGE PLATE	RIGAKU RAXIS V		2008-07-18	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SPRING-8 BEAMLINE BL26B2	1.000000	SPring-8	BL26B2

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	2.15	50	98.5	0.064	47.2	17.2	48684	48684		-3	20.1

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)
	2.15	2.23	86		0.276	3.3	3.9	837996

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (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	PDB ENTRY 2ZXO	2.15	43.01	47494	47494	4815	96.5	0.235	0.2432	0.279	0.2417	random	34.9

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]
-1.14			-1.14		2.28

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	23.1
c_angle_deg	1.7
c_improper_angle_d	1.18
c_bond_d	0.011

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4773
Nucleic Acid Atoms
Solvent Atoms	290
Heterogen Atoms	1

Software

Software
Software Name	Purpose
HKL-2000	data collection
MLPHARE	phasing
CNS	refinement
HKL-2000	data reduction
HKL-2000	data scaling