4DAU

Structure of 14-3-3 sigma in complex with PADI6 14-3-3 binding motif I

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	277	26.6% v/v PEG400, 0.19 M calcium chloride, 5% v/v glycerol, 0.095 M HEPES sodium, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.48	50.4

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 81.22	α = 90
b = 110.24	β = 90
c = 61.87	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	AREA DETECTOR	MARRESEARCH		2010-09-29	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	2	40	97.4	0.085	14.41		19140	18642	-3	-3	22.414

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	2	2.3	96.6		0.206	6.52

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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION		THROUGHOUT	PDB ENTRY 3IQV	2	19.67	18641	932	100	0.1696	0.1696	0.1665	0.2277	RANDOM	17.9336

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]
0.64			-0.23		-0.41

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.158
r_dihedral_angle_4_deg	18.307
r_dihedral_angle_3_deg	15.262
r_scangle_it	6.011
r_dihedral_angle_1_deg	5.914
r_scbond_it	3.817
r_mcangle_it	1.973
r_angle_refined_deg	1.965
r_mcbond_it	1.108
r_chiral_restr	0.143
r_bond_refined_d	0.022
r_gen_planes_refined	0.009

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1798
Nucleic Acid Atoms
Solvent Atoms	388
Heterogen Atoms

Software

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