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An asymmetric complex of restriction endonuclease MspI on its palindromic DNA recognition site
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.5 MES, ammonium sulfate, calcium chloride, PEG 8000, glycerol, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 100K
Crystal Properties Matthews coefficient Solvent content 2.67 53.58
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 50.193 α = 90 b = 131.601 β = 109.69 c = 59.318 γ = 90
Symmetry Space Group P 1 21 1
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 CCD BRANDEIS - B4 double-crystal monochromator Si(111), beam focused by a toroidal mirror 2000-05-20 M SINGLE WAVELENGTH 2 1 x-ray M SINGLE WAVELENGTH 3 1 x-ray M MAD
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS BEAMLINE X12C 0.9207 NSLS X12C
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Sym I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot 1,2,3 1.95 100 97.4 0.043 24.5 2.93 53664 52241 -2.5 12.3
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1.95 1.98 99.9 0.275 3.6 2.89 2671
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION combination of MAD and MIRAS THROUGHOUT 1.95 42.58 51260 51260 5172 97.3 0.225 0.225 0.223 0.2222 0.252 0.2492 RANDOM 28.2
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] -2.04 2.02 5.24 -3.2
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 20.8 c_scangle_it 3.84 c_scbond_it 2.69 c_mcangle_it 2.5 c_mcbond_it 1.83 c_angle_deg 1.2 c_improper_angle_d 0.88 c_bond_d 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4206 Nucleic Acid Atoms 726 Solvent Atoms 331 Heterogen Atoms 2
Software Software Software Name Purpose CNS refinement DENZO data reduction SCALEPACK data scaling DM phasing