2OLZ

Structure of human insulin in presence of thiocyanate at pH 7.0


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2OLYinsulin R6 conformation

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP729115mM Na-SCN, 5%(v/v) ethanol, 200mM phosphate buffer pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Crystal Properties
Matthews coefficientSolvent content
2.4449.64

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 100.6α = 90
b = 60.8β = 116.1
c = 62.1γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 225 mm CCD2006-04-06MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONMAX II BEAMLINE I911-31.3MAX III911-3

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
11.75092.20.04114.92.13682826.8
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)
11.71.7548.40.1225.11.54537

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)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 R6 conformation1.719.783682833178174594.830.180550.17840.22147RANDOM20.962
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]
0.010.01
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg31.458
r_dihedral_angle_3_deg10.905
r_dihedral_angle_4_deg7.71
r_dihedral_angle_1_deg5.876
r_scangle_it3.495
r_scbond_it2.167
r_mcangle_it1.501
r_angle_refined_deg1.248
r_mcbond_it0.809
r_nbtor_refined0.306
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg31.458
r_dihedral_angle_3_deg10.905
r_dihedral_angle_4_deg7.71
r_dihedral_angle_1_deg5.876
r_scangle_it3.495
r_scbond_it2.167
r_mcangle_it1.501
r_angle_refined_deg1.248
r_mcbond_it0.809
r_nbtor_refined0.306
r_nbd_refined0.233
r_symmetry_vdw_refined0.166
r_symmetry_hbond_refined0.163
r_xyhbond_nbd_refined0.152
r_metal_ion_refined0.129
r_chiral_restr0.097
r_bond_refined_d0.011
r_gen_planes_refined0.005
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2354
Nucleic Acid Atoms
Solvent Atoms313
Heterogen Atoms62

Software

Software
Software NamePurpose
REFMACrefinement
XDSdata reduction
XSCALEdata scaling
MOLREPphasing