8D1X

Crystal Structure of aminopeptidase A from Neisseria gonorrhoeae


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP8.5287Molecular Dimensions / Calibre Morpheus screen, condition G6: 10% w/v PEG 8000, 20% v/v ethylene glycol: 20mM of each sodium formate, ammonium acetate, trisodium citrate, sodium potassium L-tartrate, sodium oxamate, 100mM MOPS/HEPES-Na pH 7.5: NegoA.00799.a.B1.PW37906 at 19mg/ml + 2mM MnCl2: tray 273710 g6: cryo: direct: puck ifb3-2.
Crystal Properties
Matthews coefficientSolvent content
2.5952.58

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 96.61α = 90
b = 93.25β = 101.324
c = 179.47γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDRAYONIX MX-300Beryllium Lenses2016-08-04MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 21-ID-F0.97872APS21-ID-F

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)CC (Half)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
12.85099.90.1220.1390.9929.614.2637723643.878
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.82.871000.5510.630.8272.584.302

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUEpdb entry 3jru as per Morda2.848.171.3577217201599.870.17060.16980.2025048.52
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]
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d12.4884
f_angle_d0.6269
f_chiral_restr0.0443
f_plane_restr0.0045
f_bond_d0.0042
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms20666
Nucleic Acid Atoms
Solvent Atoms408
Heterogen Atoms88

Software

Software
Software NamePurpose
XDSdata reduction
XSCALEdata scaling
PHENIXrefinement
PDB_EXTRACTdata extraction
MoRDaphasing
PHENIXmodel building
Cootmodel building