5M2Y

Structure of TssK C-terminal domain from E. coli T6SS

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		293	0.1 M Tris pH 7.5-8.5; 0.2-0.4 M NaH2PO4; 1-2 M K2HPO4,

Crystal Properties
Matthews coefficient	Solvent content
2.59	52.47

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 63.77	α = 90
b = 63.77	β = 90
c = 63.11	γ = 120

Symmetry
Space Group	P 32

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-F		2016-09-29	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID23-1	0.9789	ESRF	ID23-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	CC (Half)	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	1.61	41.6	99.9	0.06	0.99	22.8	10.6		36972			25.75

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.61	1.71	99.5		0.65	0.9	3.36	10.5

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	5M30	1.61	12.67	36903	1845	99.49	0.1979	0.1978	0.1987	RANDOM	32.22

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]
-2.7379			-2.7379		5.4758

RMS Deviations
Key	Refinement Restraint Deviation
t_other_torsion	15.97
t_omega_torsion	2.98
t_angle_deg	1.18
t_bond_d	0.012
t_dihedral_angle_d
t_incorr_chiral_ct
t_pseud_angle
t_trig_c_planes
t_gen_planes
t_it
t_nbd
t_improper_torsion
t_chiral_improper_torsion
t_sum_occupancies
t_utility_distance
t_utility_angle
t_utility_torsion
t_ideal_dist_contact

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1966
Nucleic Acid Atoms
Solvent Atoms	223
Heterogen Atoms

Software

Software
Software Name	Purpose
BUSTER	refinement
XDS	data reduction
XSCALE	data scaling
MOLREP	phasing