1H8U

Crystal Structure of the Eosinophil Major Basic Protein at 1.8A: An Atypical Lectin with a Paradigm Shift in Specificity


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1LITPDB ENTRY 1LIT

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
16100MM MALONIC ACID PH6, 140MM POTTASIUM DIHYDROGEN PHOSPHATE., pH 6.00
Crystal Properties
Matthews coefficientSolvent content
2.3245

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 74.328α = 90
b = 57.487β = 113.2
c = 60.961γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC CCDMIRRORS2000-05-15MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSRS BEAMLINE PX14.1SRSPX14.1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
11.840960.0716.210.272112724
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.81.8691.80.2295.18

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 1LIT1.836.1821127100195.90.2340.2340.264RANDOM27.1
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]
17.0810.16-9.14-7.95
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d24.1
c_scangle_it1.63
c_angle_deg1.6
c_mcangle_it1.55
c_scbond_it1.06
c_mcbond_it0.9
c_improper_angle_d0.78
c_bond_d0.009
c_bond_d_na
c_bond_d_prot
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d24.1
c_scangle_it1.63
c_angle_deg1.6
c_mcangle_it1.55
c_scbond_it1.06
c_mcbond_it0.9
c_improper_angle_d0.78
c_bond_d0.009
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 Atoms1914
Nucleic Acid Atoms
Solvent Atoms158
Heterogen Atoms52

Software

Software
Software NamePurpose
CNSrefinement
DENZOdata reduction
SCALEPACKdata scaling
AMoREphasing