4KG7

Structure of MycP3 protease from the type VII (ESX-3) secretion system.


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP8.42950.2M MAGNESIUM CHLORIDE, 0.1M TRIS-HCL, 20% PEG8000, 0.01M NICKEL CHLORIDE, pH 8.4, vapor diffusion, hanging drop, temperature 295K
Crystal Properties
Matthews coefficientSolvent content
2.244.09

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 42.82α = 77.27
b = 46.95β = 68.35
c = 47.54γ = 74.47
Symmetry
Space GroupP 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 300 mm CCD2012-06-22MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 22-ID1.0APS22-ID

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
11.55091.40.04815.565261548069-319.151
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)
11.51.5457.90.4652.04

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB entry 4HVL1.543.8248069243291.50.15270.1510.1846RANDOM15.6201
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]
0.010.03-0.07-0.12-0.10.08
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.052
r_dihedral_angle_4_deg15.649
r_dihedral_angle_3_deg10.479
r_dihedral_angle_1_deg5.615
r_angle_refined_deg1.41
r_mcangle_it1.335
r_angle_other_deg0.804
r_mcbond_it0.753
r_mcbond_other0.753
r_chiral_restr0.085
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.052
r_dihedral_angle_4_deg15.649
r_dihedral_angle_3_deg10.479
r_dihedral_angle_1_deg5.615
r_angle_refined_deg1.41
r_mcangle_it1.335
r_angle_other_deg0.804
r_mcbond_it0.753
r_mcbond_other0.753
r_chiral_restr0.085
r_bond_refined_d0.01
r_gen_planes_refined0.007
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2633
Nucleic Acid Atoms
Solvent Atoms533
Heterogen Atoms1

Software

Software
Software NamePurpose
XSCALEdata scaling
REFMACrefinement
PDB_EXTRACTdata extraction
SERGUIdata collection
XDSdata reduction
PHASERphasing