1S35

Crystal Structure of Repeats 8 and 9 of Human Erythroid Spectrin


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.52770.1 M Sodium Citrate, 0.3 M Ammonium Sulfate, 1.2-1.3 M Lithium Sulfate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Properties
Matthews coefficientSolvent content
3.8167.69

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 122.151α = 90
b = 122.151β = 90
c = 49.548γ = 90
Symmetry
Space GroupP 41 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARRESEARCH2003-02-02MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 5ID-B0.9796,0.9794,0.9642APS5ID-B

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
12.445.9299.60.0880.0817.66.31516515165-335.5
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)
2.42.5399.80.3030.2792.762156

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMADTHROUGHOUT2.445.92151341513474699.70.2220.259RANDOM45.1
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]
10.8810.88-21.76
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d16.1
c_scangle_it4.558
c_scbond_it3.037
c_mcangle_it2.456
c_mcbond_it1.553
c_angle_deg1
c_improper_angle_d0.72
c_bond_d0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1679
Nucleic Acid Atoms
Solvent Atoms182
Heterogen Atoms10

Software

Software
Software NamePurpose
XDSdata scaling
SCALAdata scaling
SHARPphasing
SOLVEphasing
CNSrefinement
XDSdata reduction
CCP4data scaling