Experiment: 7VP1

Structure of a transcription factor and DNA complex

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		291	0.2 M Potassium sodium tartrate tetrahydrate, 20% w/v Polyethylene glycol 3350

Crystal Properties
Matthews coefficient	Solvent content
2.27	45.89

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 68.123	α = 90
b = 68.123	β = 90
c = 210.819	γ = 120

Symmetry
Space Group	P 61 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	PIXEL	DECTRIS EIGER X 16M		2018-12-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRF BEAMLINE BL17U1	0.9792	SSRF	BL17U1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim 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	2.902	29.21	99.52	0.1173	0.1189	0.01942	0.999	38.48	20		6982

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.902	3.006			0.6148	0.6228	0.09861	0.975

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	2.902	29.21	6982	1215	99.52	0.1838	0.1778	0.1796	0.2385	0.2402	49.7307

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]

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	19.788
f_angle_d	0.941
f_chiral_restr	0.057
f_bond_d	0.008
f_plane_restr	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	956
Nucleic Acid Atoms	486
Solvent Atoms
Heterogen Atoms

Software

Software
Software Name	Purpose
PHENIX	refinement
PDB_EXTRACT	data extraction
XDS	data scaling
SHELXCD	phasing