3TU3

1.92 Angstrom resolution crystal structure of the full-length SpcU in complex with full-length ExoU from the type III secretion system of Pseudomonas aeruginosa

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.5	295	The Classics H6 condition. ExoU - 87 uM; SpcU - 174 uM. , pH 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
2.06	40.27

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 154.14	α = 90
b = 52.583	β = 126.59
c = 119.539	γ = 90

Symmetry
Space Group	C 1 2 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 300 mm CCD	Mirror	2011-03-31	M	SINGLE WAVELENGTH
2	1	x-ray	100	CCD	ADSC QUANTUM 315r	mirror	2011-07-11	M	SINGLE WAVELENGTH
3	1	x-ray	100	CCD	MARMOSAIC 225 mm CCD	Be-Lenses/Diamond Laue Mono	2011-04-14	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 21-ID-D	1.06899	APS	21-ID-D
2	SYNCHROTRON	APS BEAMLINE 19-ID	0.97721	APS	19-ID
3	SYNCHROTRON	APS BEAMLINE 21-ID-F	0.97872	APS	21-ID-F

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
1,2,3	1.92	30	99.8	0.067	16.87	3.7	59644	59644		-3	28.4

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)
1,2,3	1.92	1.95	100		0.52	2.65	3.7	3000

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MIR	THROUGHOUT	1.92	29.17	56018	56018	2975	99.8	0.19297	0.19124	0.22459	RANDOM	36.087

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]
0.11		0.06	0.25		-0.29

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	26.029
r_dihedral_angle_4_deg	7.81
r_dihedral_angle_3_deg	7.3
r_scangle_it	4.084
r_scbond_it	2.467
r_mcangle_it	1.627
r_dihedral_angle_1_deg	1.4
r_angle_refined_deg	1.397
r_mcbond_it	0.895
r_angle_other_deg	0.851

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	26.029
r_dihedral_angle_4_deg	7.81
r_dihedral_angle_3_deg	7.3
r_scangle_it	4.084
r_scbond_it	2.467
r_mcangle_it	1.627
r_dihedral_angle_1_deg	1.4
r_angle_refined_deg	1.397
r_mcbond_it	0.895
r_angle_other_deg	0.851
r_mcbond_other	0.228
r_chiral_restr	0.089
r_bond_refined_d	0.009
r_gen_planes_refined	0.005
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4937
Nucleic Acid Atoms
Solvent Atoms	490
Heterogen Atoms

Software

Software
Software Name	Purpose
Blu-Ice	data collection
SBC-Collect	data collection
SHELXD	phasing
BUCCANEER	model building
REFMAC	refinement
HKL-3000	data reduction
HKL-3000	data scaling
BUCCANEER	phasing

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.