3QDR

Structural characterization of the interaction of colicin A, colicin N, and TolB with the TolAIII translocon

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	293	0.2 M K2HPO4, 2.2 M ammonium sulphate, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.15	42.71

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 47.497	α = 90
b = 119.624	β = 90
c = 30.147	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	298	CCD	MARMOSAIC 225 mm CCD		2009-06-15	M	SINGLE WAVELENGTH
2	1	x-ray	298	CCD	ADSC QUANTUM 315r		2010-03-12	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID23-2	0.8726	ESRF	ID23-2
2	SYNCHROTRON	ESRF BEAMLINE ID14-4	0.9795	ESRF	ID14-4

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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	2.65	59.8	97.4	0.098	0.129	10.5	3.6		5238

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1,2	2.65	2.79	98.2		0.344	0.454	3.8	3.6

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	SAD	THROUGHOUT	2.65	59.8	4973	234	96.32	0.24518	0.24385	0.27263	RANDOM	33.445

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]
-1.51			1.16		0.35

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	40.683
r_dihedral_angle_3_deg	23.886
r_dihedral_angle_4_deg	17.891
r_dihedral_angle_1_deg	8.362
r_scangle_it	2.476
r_angle_refined_deg	1.867
r_scbond_it	1.529
r_mcangle_it	1.14
r_mcbond_it	0.594
r_chiral_restr	0.134
r_bond_refined_d	0.014
r_gen_planes_refined	0.01
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1053
Nucleic Acid Atoms
Solvent Atoms	26
Heterogen Atoms	8

Software

Software
Software Name	Purpose
ADSC	data collection
PHASES	phasing
REFMAC	refinement
XDS	data reduction
SCALA	data scaling