7NB0

Structure of the DNA-binding domain of SEPALLATA 3

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	277	potassium sodium tartrate tetrahydrate (0.2M), bis-tris propane (0.1M, pH 7.5) and 20% PEG 3350

Crystal Properties
Matthews coefficient	Solvent content
2.67	54

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 67.404	α = 90
b = 67.436	β = 90
c = 122.568	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	PIXEL	DECTRIS PILATUS 6M-F		2017-10-05	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID29	1	ESRF	ID29

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	CC (Half)	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	2.1	48	99	0.077	0.084	0.998	15.2	6		16555			52

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.1	2.15	95.6		1.25	1.3	0.564	1.39	4.1

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	3KOV	2.1	47.72	14874	1651	98.97	0.20683	0.20351	0.23592	RANDOM	55.465

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]
-0.8			0.42		0.39

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	30.374
r_dihedral_angle_4_deg	22.578
r_dihedral_angle_3_deg	15.263
r_long_range_B_refined	7.003
r_long_range_B_other	6.95
r_dihedral_angle_1_deg	5.661
r_scangle_other	4.777
r_mcangle_it	3.716
r_mcangle_other	3.715
r_scbond_it	3.093
r_scbond_other	3.093
r_mcbond_it	2.537
r_mcbond_other	2.52
r_angle_refined_deg	1.237
r_angle_other_deg	1.048
r_chiral_restr	0.068
r_bond_refined_d	0.008
r_gen_planes_refined	0.004
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1814
Nucleic Acid Atoms
Solvent Atoms	66
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling
PHASER	phasing