3MFG

Crystal structure of Toxic Shock Syndrome Toxin 1 (TSST-1) in complex with the human T cell receptor beta chain Vbeta2.1 (EP-8)

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		298	0.48M Lithium Sulfate, 22% PEG 8000, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
4.97	75.23

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 242.62	α = 90
b = 242.62	β = 90
c = 47.14	γ = 90

Symmetry
Space Group	I 4 2 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	CCD	ADSC QUANTUM 270		2009-08-27	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X6A	1.000	NSLS	X6A

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	2.369	47.582	99.9	0.134		14.9	28994	28994

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.37	2.5	99.4		0.99	2.5	11.2	4118

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	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	MOLECULAR REPLACEMENT	THROUGHOUT	2IJ0	2.37	47.58	28972	27499	1473	99.73	0.237	0.237	0.234	0.283	RANDOM	32.734

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]

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.191
r_dihedral_angle_3_deg	16.397
r_dihedral_angle_4_deg	14.889
r_dihedral_angle_1_deg	7.721
r_scangle_it	4.947
r_scbond_it	3.047
r_mcangle_it	2.228
r_angle_refined_deg	1.909
r_mcbond_it	1.178
r_angle_other_deg	0.978

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.191
r_dihedral_angle_3_deg	16.397
r_dihedral_angle_4_deg	14.889
r_dihedral_angle_1_deg	7.721
r_scangle_it	4.947
r_scbond_it	3.047
r_mcangle_it	2.228
r_angle_refined_deg	1.909
r_mcbond_it	1.178
r_angle_other_deg	0.978
r_mcbond_other	0.238
r_chiral_restr	0.118
r_bond_refined_d	0.023
r_gen_planes_refined	0.009
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2364
Nucleic Acid Atoms
Solvent Atoms	60
Heterogen Atoms	21

Software

Software
Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
Blu-Ice	data collection

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.