1YZ5 | pdb_00001yz5

The crystal structure of 14-3-3-sigma at 2.8 angstrom resolution

X-RAY DIFFRACTION

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Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	9	278	40% PEG 4000, 0.6M ammonium sulfate, 0.1M Tris/HCl, pH 9, VAPOR DIFFUSION, SITTING DROP, temperature 278K

Crystal Properties
Matthews coefficient	Solvent content
2.6	52.5

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 71.65	α = 90
b = 80.85	β = 90
c = 99.13	γ = 90

Symmetry
Space Group	P 21 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	90	CCD	MARRESEARCH	mirror	2004-06-17	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	MPG/DESY, HAMBURG BEAMLINE BW6	1.05	MPG/DESY, HAMBURG	BW6

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	2.6	63.25	96			20534	19766	2	2

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	2.7	2.8	98.9

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	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: 1QJB	2.8	30	2	13974	13856	748	99.15	0.22	0.22293	0.21933	0.22	0.29158	0.29	RANDOM	37.656

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]
1.51			-2.28		0.77

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.116
r_dihedral_angle_4_deg	24.146
r_dihedral_angle_3_deg	19.759
r_dihedral_angle_1_deg	6.63
r_angle_refined_deg	1.232
r_scangle_it	1.225
r_mcangle_it	0.855
r_angle_other_deg	0.806
r_scbond_it	0.731
r_mcbond_it	0.48
r_symmetry_vdw_other	0.277
r_symmetry_hbond_refined	0.263
r_nbd_refined	0.25
r_xyhbond_nbd_refined	0.22
r_nbtor_refined	0.187
r_symmetry_vdw_refined	0.186
r_nbd_other	0.182
r_nbtor_other	0.091
r_chiral_restr	0.066
r_mcbond_other	0.049
r_bond_refined_d	0.008
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	3442
Nucleic Acid Atoms
Solvent Atoms	72
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
MAR345	data collection
XDS	data scaling
MOLREP	phasing