2IWW

Structure of the monomeric outer membrane porin OmpG in the open and closed conformation

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		5.6		100 MM NA-CITRATE PH 5.6 150 MM NACL 12% PEG 3350

Crystal Properties
Matthews coefficient	Solvent content
3.4	64

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 70.38	α = 90
b = 71.14	β = 90
c = 191.61	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	CCD	MARRESEARCH		2005-10-20	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X10SA		SLS	X10SA

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	2.4	20	92.7	0.1	9.9	5.3		188983		1.75

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	OTHER	THROUGHOUT	2.7	19.87	25487	1342	100	0.248	0.245	0.301	RANDOM	48.73

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]
-2.2			-2.04		4.24

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.515
r_dihedral_angle_3_deg	19.389
r_dihedral_angle_4_deg	18.537
r_dihedral_angle_1_deg	11.893
r_scangle_it	4.455
r_mcangle_it	3.718
r_scbond_it	3.384
r_mcbond_it	2.896
r_angle_refined_deg	1.836
r_angle_other_deg	0.956
r_symmetry_hbond_refined	0.271
r_nbd_refined	0.236
r_symmetry_vdw_other	0.22
r_nbd_other	0.218
r_nbtor_refined	0.212
r_xyhbond_nbd_refined	0.185
r_symmetry_vdw_refined	0.157
r_nbtor_other	0.101
r_chiral_restr	0.098
r_bond_refined_d	0.016
r_bond_other_d	0.006
r_gen_planes_refined	0.005
r_gen_planes_other	0.002
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4596
Nucleic Acid Atoms
Solvent Atoms	37
Heterogen Atoms	304

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling