Experiment: 2XMN

High resolution snapshots of defined TolC open states present an iris- like movement of periplasmic entrance helices

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1EK9	PDB ENTRY 1EK9

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7.4		PH 7.4

Crystal Properties
Matthews coefficient	Solvent content
4.4	72.06

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 134.124	α = 90
b = 135.524	β = 90
c = 136.343	γ = 90

Symmetry
Space Group	P 21 21 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	IMAGE PLATE	RIGAKU RAXIS IV	MIRRORS	2005-04-12	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE

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	2.75	48	89.7	0.1	5.1	5.4		56719		3	51.94

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	2.75	2.9	87.7		0.45	1.7	4.4

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	MOLECULAR REPLACEMENT	PDB ENTRY 1EK9	2.85	16.941	1.22	56719	2630	93.42	0.2733	0.2714	0.2798	0.3093	0.2865	62.81

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]
61.9418			-30.9723		-30.9695

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	19.437
f_angle_d	1.244
f_chiral_restr	0.079
f_bond_d	0.01
f_plane_restr	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	9886
Nucleic Acid Atoms
Solvent Atoms	20
Heterogen Atoms	38

Software

Software
Software Name	Purpose
PHENIX	refinement
MOSFLM	data reduction
SCALA	data scaling
AMoRE	phasing