3QZC

Structure of the periplasmic stress response protein CpxP


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
15.62949% (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 coefficientSolvent content
2.7455.11

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 88.031α = 90
b = 88.031β = 90
c = 134.931γ = 120
Symmetry
Space GroupP 61 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDRAYONIX MX-3002010-07-06MMAD
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONCLSI BEAMLINE 08ID-10.97945, 0.97961, 0.97754CLSI08ID-1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
12.855099.80.066169.97733
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
2.852.951000.5295.91367

Refinement

Statistics
Diffraction IDStructure Solution MethodResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMAD2.8544.01576927674588960.24940.24940.24710.298random89.9163
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]
2.69642.6964-5.3927
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d17.754
f_angle_d1.183
f_chiral_restr0.058
f_bond_d0.015
f_plane_restr0.003
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1834
Nucleic Acid Atoms
Solvent Atoms15
Heterogen Atoms9

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
PHENIXrefinement
PDB_EXTRACTdata extraction
MxDCdata collection
SOLVEphasing