4F0O

Human Insulin


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP5.52932 uL 0.1 M sodium citrate, pH 5.5, 10% w/v PEG6000 + 2 uL 100 U/mL human insulin (Novolin R, lot # XS60393), cryoprotectant: mother liquor + 10% glycerol, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
1.8533.67

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 81.52α = 90
b = 81.52β = 90
c = 33.74γ = 120
Symmetry
Space GroupH 3

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMAR scanner 345 mm plateMSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU ULTRAX 181.54179

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
11.67230.44296709615

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (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 REPLACEMENTTHROUGHOUT1.67230.442915346399.410.17770.17550.2206RANDOM20.3386
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]
-0.01-0.01-0.010.02
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg31.078
r_dihedral_angle_3_deg12.737
r_dihedral_angle_1_deg6.672
r_dihedral_angle_4_deg6.442
r_scangle_it4.268
r_scbond_it2.673
r_mcangle_it1.911
r_angle_refined_deg1.593
r_mcbond_it1.045
r_chiral_restr0.138
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg31.078
r_dihedral_angle_3_deg12.737
r_dihedral_angle_1_deg6.672
r_dihedral_angle_4_deg6.442
r_scangle_it4.268
r_scbond_it2.673
r_mcangle_it1.911
r_angle_refined_deg1.593
r_mcbond_it1.045
r_chiral_restr0.138
r_bond_refined_d0.017
r_gen_planes_refined0.008
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms805
Nucleic Acid Atoms
Solvent Atoms103
Heterogen Atoms4

Software

Software
Software NamePurpose
MOSFLMdata reduction
SCALAdata scaling
PHASERphasing
REFMACrefinement
PDB_EXTRACTdata extraction