8QSG | pdb_00008qsg

Ternary structure of 14-3-3s, BRAF phosphopeptide (pS365) and compound 86 (1124384).

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3IQU

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		277	0.095 M HEPES pH=7.1-7.7 0.19 M CaCl2 5% glycerol 24-29% PEG400

Crystal Properties
Matthews coefficient	Solvent content
2.9	57.54

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 60.722	α = 90
b = 88.183	β = 90
c = 117.175	γ = 90

Symmetry
Space Group	P 2 21 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 EIGER X 4M		2023-07-12	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE MASSIF-3	0.967697	ESRF	MASSIF-3

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	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	58.59	99.9	0.999	15.7	12.8		43276

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2	2.05			0.8	2.5

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)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	2	48.85	41141	2086	99.89	0.18404	0.18236	0.2199	0.21678	0.2435	RANDOM	29.567

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]
-0.82			1.04		-0.22

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_3_deg	13.106
r_long_range_B_other	8.693
r_long_range_B_refined	8.692
r_dihedral_angle_2_deg	8.557
r_scangle_other	7.49
r_dihedral_angle_1_deg	5.417
r_scbond_it	5.232
r_scbond_other	5.201
r_mcangle_other	4.562
r_mcangle_it	4.561
r_mcbond_it	3.451
r_mcbond_other	3.45
r_angle_refined_deg	0.947
r_angle_other_deg	0.392
r_chiral_restr	0.087
r_bond_refined_d	0.007
r_gen_planes_refined	0.003
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3785
Nucleic Acid Atoms
Solvent Atoms	260
Heterogen Atoms	54

Software

Software
Software Name	Purpose
PDB-REDO	refinement
autoPROC	data reduction
Aimless	data scaling
MOLREP	phasing