1L3P

CRYSTAL STRUCTURE OF THE FUNCTIONAL DOMAIN OF THE MAJOR GRASS POLLEN ALLERGEN Phl p 5b


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelOtherHG DERIVATIVE

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP42911.6M phosphate, 0.5mM MgCl2, pH 4.0, VAPOR DIFFUSION, SITTING DROP, temperature 291.0K
Crystal Properties
Matthews coefficientSolvent content
2.5251.26

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 38.975α = 90
b = 50.355β = 90
c = 107.804γ = 90
Symmetry
Space GroupC 2 2 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMARRESEARCH1997-10-02MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONMPG/DESY, HAMBURG BEAMLINE BW61.2MPG/DESY, HAMBURGBW6

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
11.982796.50.04131.217.38764170371119.1
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)
11.982.0198.70.11712.237374

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (I)Cut-off Sigma (F)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONSIRASTHROUGHOUTHG DERIVATIVE1.98271176417037350920.2090.1970.1930.241RANDOM
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
c_dihedral_angle_d21.3
c_angle_deg1.3
c_bond_d0.01
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms738
Nucleic Acid Atoms
Solvent Atoms97
Heterogen Atoms6

Software

Software
Software NamePurpose
MAR345data collection
SCALEPACKdata scaling
CCP4model building
CNSrefinement
CCP4phasing