Experiment: 3Q8E

Crystal structure of Protective Antigen W346F (pH 8.5)

X-RAY DIFFRACTION

Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	8.5	293	25%(w/v) PEG 1500, 100mM SPG Buffer, pH 8.5, vapor diffusion, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.37	48.02

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 71.372	α = 90
b = 93.601	β = 90
c = 117.205	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	100	PIXEL	DECTRIS PILATUS 6M		2010-01-01		SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 17-ID	1.0000	APS	17-ID

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym 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	2.098	117.205	100	0.06	17.7	6.3	46703	46703

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.1	2.21	100		0.49	0.49	1.5	6.3	6721

Refinement

Statistics
Diffraction ID	Structure Solution 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)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	FOURIER SYNTHESIS	PDB entry 3MHZ	2.098	45.291	1.35	46482	2352	99.6	0.1967	0.194	0.1927	0.2477	0.2451	RANDOM	44.9292

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]
-8.963			-9.7716		18.7346

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	14.464
f_angle_d	1.282
f_chiral_restr	0.075
f_bond_d	0.012
f_plane_restr	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5370
Nucleic Acid Atoms
Solvent Atoms	243
Heterogen Atoms	2

Software

Software
Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
PHENIX	refinement
PDB_EXTRACT	data extraction