X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelOtherinsulin hexamer R6 conformation

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.52912M NaCl, 3M urea, 100mM phosphate buffer, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Crystal Properties
Matthews coefficientSolvent content
3.4564.35

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 58.936α = 90
b = 219.318β = 90
c = 223.674γ = 90
Symmetry
Space GroupC 2 2 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMAR CCD 165 mm2005-05-10MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONMAX II BEAMLINE I911-21.0MAX III911-2

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
12.055099.90.08611.64.9913709125136.3
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)
12.052.11000.3933.23.76331

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 REPLACEMENTTHROUGHOUTinsulin hexamer R6 conformation2.0528.3186749453699.950.186380.184280.22714RANDOM32.194
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
r_dihedral_angle_2_deg37.437
r_dihedral_angle_3_deg13.482
r_dihedral_angle_4_deg10.967
r_dihedral_angle_1_deg8.89
r_scangle_it3.768
r_scbond_it2.616
r_mcangle_it1.862
r_angle_refined_deg1.557
r_mcbond_it1.21
r_symmetry_hbond_refined0.34
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.437
r_dihedral_angle_3_deg13.482
r_dihedral_angle_4_deg10.967
r_dihedral_angle_1_deg8.89
r_scangle_it3.768
r_scbond_it2.616
r_mcangle_it1.862
r_angle_refined_deg1.557
r_mcbond_it1.21
r_symmetry_hbond_refined0.34
r_nbtor_refined0.306
r_xyhbond_nbd_refined0.221
r_nbd_refined0.218
r_symmetry_vdw_refined0.209
r_metal_ion_refined0.161
r_chiral_restr0.142
r_bond_refined_d0.016
r_gen_planes_refined0.007
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms7115
Nucleic Acid Atoms
Solvent Atoms628
Heterogen Atoms204

Software

Software
Software NamePurpose
REFMACrefinement
XDSdata reduction
XSCALEdata scaling
MOLREPphasing