3A5T

Crystal structure of MafG-DNA complex

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5	298	0.1M sodium acetate, 40mM magnesium chloride hexahydrate, 8% 2-methyl-2,4-pentandiol, 4mM Tris(2-carboxyethyl)phosphine, pH 5.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
6.288576	80.44072

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 40.364	α = 90
b = 185.243	β = 90
c = 230.263	γ = 90

Symmetry
Space Group	C 2 2 21

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 4r	mirrors	2006-12-14	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	PHOTON FACTORY BEAMLINE BL-17A	0.97939, 0.97898, 0.96416	Photon Factory	BL-17A

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	2.8	36.08	98.9	0.072	56.77	13		22101			-0.8

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)
	2.8	2.9	92.6		0.192	11.91	10.2	2016

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-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MAD	THROUGHOUT	2.8	36.08	20843	20843	2050	94.7	0.261	0.294	RANDOM	73.4

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]
-22.72			-31.49		54.21

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	19.7
c_scangle_it	2.91
c_mcangle_it	2.38
c_scbond_it	2.2
c_angle_deg	1.4
c_mcbond_it	1.31
c_improper_angle_d	1.17
c_bond_d	0.016
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1436
Nucleic Acid Atoms	609
Solvent Atoms	83
Heterogen Atoms	1

Software

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