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Clostridium perfringens Enterotoxin at 4.0 Angstrom Resolution
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2XH6 PDB ENTRY 2XH6, CHAIN A
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 4.3 10 MG/ML PROTEIN IN WATER EQUILIBRATED AGAINST 2.0 M HEXANE-1,2-DIOL AND 10 MM ZNCL2 IN 50 MM CITRATE, PH 4.3 .
Crystal Properties Matthews coefficient Solvent content 4.8 75
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 159.697 α = 90 b = 159.697 β = 90 c = 159.697 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 100 CCD ADSC CCD MIRRORS 2003-07-02 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID14-4 ESRF ID14-4
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 4 70 99.9 0.17 16.7 10 11712 -3 85.23
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 4 4.2 99.5 0.62 3.2 7.4
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) 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 2XH6, CHAIN A 4 65.2 11707 555 0.2492 0.2468 0.2761 0.2995 0.3278 RANDOM 115.4
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 t_other_torsion 17.7 t_omega_torsion 3.52 t_angle_deg 1.03 t_bond_d 0.007 t_dihedral_angle_d t_incorr_chiral_ct t_pseud_angle t_trig_c_planes t_gen_planes t_it
RMS Deviations Key Refinement Restraint Deviation t_other_torsion 17.7 t_omega_torsion 3.52 t_angle_deg 1.03 t_bond_d 0.007 t_dihedral_angle_d t_incorr_chiral_ct t_pseud_angle t_trig_c_planes t_gen_planes t_it t_nbd t_improper_torsion t_chiral_improper_torsion t_sum_occupancies t_utility_distance t_utility_angle t_utility_torsion t_ideal_dist_contact
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4416 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms
Software Software Software Name Purpose BUSTER refinement MOSFLM data reduction SCALA data scaling PHASER phasing