4LQH

High resolution structure of native frog M ferritin


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP92981.6-2M magnesium chloride, 0.1M bicine , pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
3.1761.17

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 184.41α = 90
b = 184.41β = 90
c = 184.41γ = 90
Symmetry
Space GroupF 4 3 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS 2Mmirror2012-02-18MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONELETTRA BEAMLINE 5.2R1.2399ELETTRA5.2R

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
11.1621.7392.80.05912.765155928603629.634
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)
11.161.2252.60.2431.81.711616

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (I)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 REPLACEMENTTHROUGHOUTpdb entry 3KA31.1621.7328597281663430992.610.147260.146580.16023RANDOM11.615
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_deg37.206
r_sphericity_free26.284
r_dihedral_angle_4_deg14.902
r_dihedral_angle_3_deg12.972
r_rigid_bond_restr8.318
r_sphericity_bonded8.123
r_dihedral_angle_1_deg4.406
r_angle_refined_deg0.994
r_angle_other_deg0.962
r_chiral_restr0.058
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.206
r_sphericity_free26.284
r_dihedral_angle_4_deg14.902
r_dihedral_angle_3_deg12.972
r_rigid_bond_restr8.318
r_sphericity_bonded8.123
r_dihedral_angle_1_deg4.406
r_angle_refined_deg0.994
r_angle_other_deg0.962
r_chiral_restr0.058
r_bond_refined_d0.004
r_gen_planes_refined0.004
r_bond_other_d0.002
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1419
Nucleic Acid Atoms
Solvent Atoms335
Heterogen Atoms25

Software

Software
Software NamePurpose
MOLREPphasing
REFMACrefinement
MOSFLMdata reduction
SCALAdata scaling