Experiment: 6MG3

V285A Mutant of the C-terminal bZIP domain of human C/EBPbeta with 16bp Methylated Oligonucleotide Containing Consensus Recognition Sequence

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2E42

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7	292	0.1 M sodium acetate trihydrate pH 7.0, 12% (w/v) polyethylene glycol 3350

Crystal Properties
Matthews coefficient	Solvent content
3.84	67.93

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 101.43	α = 90
b = 114.042	β = 90
c = 75.444	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	RIGAKU HyPix-6000HE		2018-07-26	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SEALED TUBE	RIGAKU MICROMAX-003	1.54218

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rpim I (All)	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	2.05	26.734	100	0.172	0.064	9.5	8.2		28807

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Rpim I (All)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.05	2.12	100		0.677	1	7.7

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	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	MOLECULAR REPLACEMENT	THROUGHOUT	2E42	2.05	26.734	1.34	27768	1238	99.84	0.2229	0.2216	0.2224	0.249	0.2483

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	24.408
f_angle_d	0.651
f_chiral_restr	0.027
f_bond_d	0.003
f_plane_restr	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1089
Nucleic Acid Atoms	654
Solvent Atoms	250
Heterogen Atoms	4

Software

Software
Software Name	Purpose
PHENIX	refinement
CrysalisPro	data reduction
CrysalisPro	data scaling
PHENIX	phasing