3QZC | pdb_00003qzc

Structure of the periplasmic stress response protein CpxP

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		5.6	294	9% (v/v) 2-propanol, 0.1 M cacodylate pH 5.6, 0.7 M Zn(OAc)2), vapor diffusion, hanging drop, temperature 294K

Crystal Properties
Matthews coefficient	Solvent content
2.74	55.11

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 88.031	α = 90
b = 88.031	β = 90
c = 134.931	γ = 120

Symmetry
Space Group	P 61 2 2

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	RAYONIX MX-300		2010-07-06	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	CLSI BEAMLINE 08ID-1	0.97945, 0.97961, 0.97754	CLSI	08ID-1

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	2.85	50	99.8	0.066	16	9.9		7733

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)
	2.85	2.95	100		0.529		5.9	1367

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MAD	2.85	44.015	7692	7674	588	96	0.2494	0.2494	0.2471	0.2621	0.298	0.32	random	89.9163

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]
2.6964			2.6964		-5.3927

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	17.754
f_angle_d	1.183
f_chiral_restr	0.058
f_bond_d	0.015
f_plane_restr	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1834
Nucleic Acid Atoms
Solvent Atoms	15
Heterogen Atoms	9

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
PHENIX	refinement
PDB_EXTRACT	data extraction
MxDC	data collection
SOLVE	phasing