4KMK

Crystal structure of Ribosome Inactivating protein from Momordica balsamina at 1.65 A resolution


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 3S9Q 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.729814% PEG 6000, 0.1M Sodium Phosphate, pH 6.7, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.4148.94

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 130.14α = 90
b = 130.14β = 90
c = 40.05γ = 120
Symmetry
Space GroupH 3

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray77CCDMARRESEARCHmirror2013-05-01MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE BM140.97372ESRFBM14

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
11.6565.11000.08492889928899
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)
11.651.741000.6622

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 (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT3S9Q1.6529.22889928899153999.980.189870.186790.186080.20026RANDOM25.62
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]
-0.71-0.71-0.712.3
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.348
r_dihedral_angle_4_deg14.98
r_dihedral_angle_3_deg12.151
r_dihedral_angle_1_deg4.86
r_angle_refined_deg1.007
r_angle_other_deg0.708
r_chiral_restr0.055
r_bond_refined_d0.005
r_gen_planes_refined0.004
r_bond_other_d0.001
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.348
r_dihedral_angle_4_deg14.98
r_dihedral_angle_3_deg12.151
r_dihedral_angle_1_deg4.86
r_angle_refined_deg1.007
r_angle_other_deg0.708
r_chiral_restr0.055
r_bond_refined_d0.005
r_gen_planes_refined0.004
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1911
Nucleic Acid Atoms
Solvent Atoms269
Heterogen Atoms26

Software

Software
Software NamePurpose
HKL-2000data collection
AMoREphasing
REFMACrefinement
DENZOdata reduction
SCALEPACKdata scaling