Experiment: 4ALZ

The Yersinia T3SS basal body component YscD reveals a different structural periplasmatic domain organization to known homologue PrgH

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		292	YSCD150-347 G283P CRYSTALS GREW FROM EQUAL VOLUMES OF PROTEIN (5.8 MG/ML IN 20 MM HEPES PH 7.0, 60 MM NACL) WITH PRECIPITANT SOLUTION (0.15 M NAH2PO4, 20 % (W/V) PEG 3350, 60 MM NACL) IN HANGING-DROP VAPOR-DIFFUSION CRYSTALLIZATION TRAYS AT 292 K (EASYXTAL; QIAGEN).

Crystal Properties
Matthews coefficient	Solvent content
2.12	42

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 37.99	α = 90
b = 51.55	β = 106.08
c = 50.63	γ = 90

Symmetry
Space Group	P 1 21 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	MARMOSAIC 225 mm CCD		2011-06-16	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	BESSY BEAMLINE 14.1		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	1.4	29.8	95.5	0.04	21	3.7		36930		2	13.94

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	1.4	1.48	99.7		0.55	2.3	3.5

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)	Mean Isotropic B
X-RAY DIFFRACTION	OTHER	NONE	1.4	29.791	1.99	36927	1847	99.55	0.1912	0.1894	0.1858	0.2258	0.2209

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]
-0.7547		-0.4714	2.7898		-2.0351

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	15.041
f_angle_d	1.238
f_chiral_restr	0.082
f_bond_d	0.009
f_plane_restr	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1562
Nucleic Acid Atoms
Solvent Atoms	289
Heterogen Atoms	11

Software

Software
Software Name	Purpose
PHENIX	refinement
XDS	data reduction
XSCALE	data scaling
Auto-Rickshaw	phasing