1SZX

Role Of Hydrogen Bonding In The Active Site Of Human Manganese Superoxide Dismutase


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1N0JPDB ENTRY 1N0J

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
17.829825 mM K2HPO4 and 22% poly(ethylene glycol) (PEG) 2000 monomethyl ether, pH 7.8, VAPOR DIFFUSION, SITTING DROP, temperature 298K, pH 7.80
Crystal Properties
Matthews coefficientSolvent content
2.1642.96

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 73.947α = 90
b = 75.601β = 90
c = 68.437γ = 90
Symmetry
Space GroupP 21 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 2102004-02-13MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONALS BEAMLINE 5.0.2ALS5.0.2

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)R Sym 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
11.9550990.0930.09345.5527946-320.4
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.952.071000.2530.2538.24.9

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)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 1N0J1.9550279412745213271000.2420.2420.29RANDOM39.2
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]
-6.19.77-3.68
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d20.7
c_scangle_it2.81
c_mcangle_it2.54
c_scbond_it1.94
c_mcbond_it1.6
c_angle_deg1.2
c_improper_angle_d0.85
c_bond_d0.006
c_bond_d_na
c_bond_d_prot
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d20.7
c_scangle_it2.81
c_mcangle_it2.54
c_scbond_it1.94
c_mcbond_it1.6
c_angle_deg1.2
c_improper_angle_d0.85
c_bond_d0.006
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3136
Nucleic Acid Atoms
Solvent Atoms418
Heterogen Atoms2

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
AMoREphasing
CNSrefinement