Experiment: 5J72

Cwp6 from Clostridium difficile

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1JWQ	Cwp8 CWB2 trimer, 1JWQ

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		293	1.6 M trisodium citrate

Crystal Properties
Matthews coefficient	Solvent content
2.98	58.72

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 91.357	α = 90
b = 212.916	β = 90
c = 84.931	γ = 90

Symmetry
Space Group	P 21 21 2

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		2013-07-02	M	SINGLE WAVELENGTH
2	1	x-ray	100	PIXEL	DECTRIS PILATUS 6M		2015-05-26	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	BESSY BEAMLINE 14.1	1.282	BESSY	14.1
2	SYNCHROTRON	BESSY BEAMLINE 14.1	0.918, 1.272, 1.283, 1.379, 1.485, 1.490	BESSY	14.1

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	30	99.5	0.049	22.9	11.3		180746

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	FREE KICK	Cwp8 CWB2 trimer, 1JWQ	1.7	29.85	180744	180746	100	0.1785	0.1785	0.1785	0.1734	0.2009	0.1672	NONE	33.1

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]
-0.953			-1.483		2.436

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	9730
Nucleic Acid Atoms
Solvent Atoms	1329
Heterogen Atoms	39

Software

Software
Software Name	Purpose
REFMAC	refinement
PHASER	phasing
SHELXDE	model building
ARP	model building
XDS	data reduction
XDS	data scaling
MAIN	refinement