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Crystal Structure of HutP, an RNA binding anti-termination protein
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1VEA PDB entry 1VEA
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.6 293 PEG550, Bicine, EDTA, pH 7.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.4 47.6
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 96.82 α = 90 b = 96.82 β = 90 c = 96.82 γ = 90
Symmetry Space Group P 21 3
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 298 CCD ADSC QUANTUM 4 2003-10-22 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON PHOTON FACTORY BEAMLINE AR-NW12A 1.000 Photon Factory AR-NW12A
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge 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 2.78 39.53 98.8 0.137 5.8 7867 7867 1 1 -0.1
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.78 2.88 89.4 0.3 6 622
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) 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 MOLECULAR REPLACEMENT THROUGHOUT PDB entry 1VEA 2.8 19.76 7867 7656 480 99.8 0.207 0.207 0.2038 0.26 0.2611 RANDOM 33.2
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]
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.8 c_mcangle_it 5.66 c_mcbond_it 3.46 c_scangle_it 2.95 c_scbond_it 1.73 c_angle_deg 1.5 c_improper_angle_d 0.81 c_bond_d 0.008
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2195 Nucleic Acid Atoms Solvent Atoms 92 Heterogen Atoms
Software Software Software Name Purpose CNS refinement HKL-2000 data reduction CCP4 data scaling MOLREP phasing PHASER phasing