Experiment: 4IEA

14-3-3 isoform sigma in complex with a phosphorylated C-RAF peptide

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1YWT	PDB ENTRY 1YWT

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.4	277	95 mM Na-HEPES pH 7.4, 25.6 % PEG 400, 190 mM CaCl2, 5 % Glycerol, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.6	52.78

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 82.1	α = 90
b = 111.5	β = 90
c = 62.4	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	IMAGE PLATE	MAR scanner 345 mm plate		2009-09-02	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-007 HF	1.5418

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	1.7	19.5	97.3	0.065	25.44		31891	31028	-3	-3	22.643

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)
1	1.7	1.8	99.7		0.451	6.24

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	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	PDB ENTRY 1YWT	1.7	19.5	31891	31027	1552	97.29	0.1661	0.1638	0.1629	0.208	0.2067	RANDOM	18.0868

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]
0.26			-0.06		-0.2

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.127
r_dihedral_angle_4_deg	20.554
r_dihedral_angle_3_deg	14.335
r_dihedral_angle_1_deg	5.062
r_angle_refined_deg	2.182
r_chiral_restr	0.159
r_bond_refined_d	0.026
r_gen_planes_refined	0.011

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1871
Nucleic Acid Atoms
Solvent Atoms	394
Heterogen Atoms

Software

Software
Software Name	Purpose
XSCALE	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
MAR345dtb	data collection
XDS	data reduction
PHASER	phasing