6KP0 | pdb_00006kp0

Crystal structure of two domain M1 zinc metallopeptidase E323A mutant bound to L-arginine


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 6A8Z 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1MICROBATCH294Bis-tris, ammonium formate, PEG3350
Crystal Properties
Matthews coefficientSolvent content
1.7529.56

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 50.632α = 89.86
b = 57.204β = 85.08
c = 67.049γ = 68.57
Symmetry
Space GroupP 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMAR scanner 345 mm platemirrors2018-12-03MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONRRCAT INDUS-2 BEAMLINE PX-BL210.9794RRCAT INDUS-2PX-BL21

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)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
12.146.9497.80.9989.13.939796
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.12.160.923

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-Work (Depositor)R-Work (DCC)R-Free (Depositor)R-Free (DCC)Mean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE6A8Z2.133.385239767192497.780.23220.23060.230.26380.2628.1504
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]
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms6570
Nucleic Acid Atoms
Solvent Atoms148
Heterogen Atoms28

Software

Software
Software NamePurpose
PHENIXrefinement
Cootmodel building
PHASERphasing
Aimlessdata scaling
XDSdata reduction
MAR345dtbdata collection