2FT7

Structure of Cu(I)azurin at pH 6, with the metal-binding loop sequence "CTFPGHSALM" replaced with "CTPHPM"


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP62930.1MM MES, 20% PEG6000, 0.2M LiCl, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
1.8734.32

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 51.957α = 90
b = 51.957β = 90
c = 75.41γ = 90
Symmetry
Space GroupP 43 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARRESEARCH2005-10-16MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSRS BEAMLINE PX10.11.075SRSPX10.1

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
11.442.899.60.060.0624.99.5291592915914.9
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)
1.41.481000.3240.3246.78.62999

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-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONDirect refinement using refined AZAMI-F Cu(II) structureTHROUGHOUT1.442.82085320853104599.320.1410.1410.1390.178RANDOM13.252
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]
-0.48-0.480.95
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg38.869
r_dihedral_angle_4_deg20.181
r_sphericity_free11.519
r_dihedral_angle_3_deg10.663
r_sphericity_bonded6.973
r_dihedral_angle_1_deg6.566
r_scangle_it4.815
r_scbond_it3.828
r_mcangle_it2.849
r_mcbond_it2.182
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg38.869
r_dihedral_angle_4_deg20.181
r_sphericity_free11.519
r_dihedral_angle_3_deg10.663
r_sphericity_bonded6.973
r_dihedral_angle_1_deg6.566
r_scangle_it4.815
r_scbond_it3.828
r_mcangle_it2.849
r_mcbond_it2.182
r_rigid_bond_restr1.75
r_angle_refined_deg1.707
r_mcbond_other1.187
r_angle_other_deg0.876
r_symmetry_vdw_refined0.313
r_symmetry_vdw_other0.288
r_nbd_refined0.244
r_symmetry_hbond_refined0.191
r_nbd_other0.189
r_xyhbond_nbd_refined0.185
r_nbtor_refined0.175
r_chiral_restr0.114
r_nbtor_other0.09
r_bond_refined_d0.018
r_metal_ion_refined0.017
r_gen_planes_refined0.009
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms965
Nucleic Acid Atoms
Solvent Atoms164
Heterogen Atoms2

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
REFMACrefinement
PDB_EXTRACTdata extraction
MOSFLMdata reduction