4D64

Structure of porin Omp-Pst1 from P. stuartii; the crystallographic symmetry generates a dimer of trimers.

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1OPF	MODELLER-MODEL OF OMP-PST1 BASED ON PDB ENTRY 1OPF

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		6.5		14% PEG6000 MME, 0.1 M BUFFER MES PH6.5, 0.1 M MGCL2

Crystal Properties
Matthews coefficient	Solvent content
3.94	68.8

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 151.52	α = 90
b = 142.02	β = 131
c = 113.32	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	ADSC CCD		2012-09-27	M	SINGLE WAVELENGTH

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

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	3.2	50	90.5	0.12	10.98	2.68		27279		2	53.11

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	3.2	3.28	93.2		0.59	2	2.66

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	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	MODELLER-MODEL OF OMP-PST1 BASED ON PDB ENTRY 1OPF	3.2	36.254	1.99	27270	1364	91.16	0.2102	0.2075	0.2611	43.916

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]
9.412		19.1876	-8.4621		-0.9499

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	15.243
f_angle_d	1.007
f_chiral_restr	0.074
f_bond_d	0.006
f_plane_restr	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	8271
Nucleic Acid Atoms
Solvent Atoms	160
Heterogen Atoms	1

Software

Software
Software Name	Purpose
PHENIX	refinement
XDS	data reduction
XSCALE	data scaling
PHASER	phasing

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), 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 R01GM157729.