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DISULFIDE-FREE IMMUNOGLOBULIN FRAGMENT
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1REI PDB ENTRY 1REI
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION 4.6 277 VAPOUR DIFFUSION AL 4 C FROM A PROTEIN SOLUTION CONTAINING 8 MG/ML IN 50 MM POTASSIUM PHOSPHATE BUFFER AL PH 7, USING 2 M AMMONIUM SULFATE IN 100 MM SODIUM ACETATE BUFFER, PH 4.6, vapor diffusion, temperature 277K
Crystal Properties Matthews coefficient Solvent content 2.67 54
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 52.8 α = 90 b = 52.8 β = 90 c = 158.2 γ = 120
Symmetry Space Group P 61 2 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 277 IMAGE PLATE MARRESEARCH BENT CRYSTAL MONOCHROMATOR 1996-08-28 M
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE BW7A EMBL/DESY, HAMBURG BW7A
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (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 2.8 75 97 0.104 0.088 11.1 10.7 3549
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 2.8 2.85 97.8 0.376 0.43 2.7 5
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE PDB ENTRY 1REI 2.8 75 3528 340 97 0.28 0.2543 0.2411 0.4152 EVERY 10TH REFLECTION
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]
Coordinate Error Structure Solution Method Refinement High Resolution Refinement Low Resolution 819 857.5
RMS Deviations Key Refinement Restraint Deviation s_non_zero_chiral_vol 0.061 s_zero_chiral_vol 0.053 s_from_restr_planes 0.041 s_angle_d 0.017 s_similar_adp_cmpnt 0.016 s_anti_bump_dis_restr 0.01 s_bond_d 0.004 s_similar_dist s_rigid_bond_adp_cmpnt s_approx_iso_adps
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 840 Nucleic Acid Atoms Solvent Atoms 17 Heterogen Atoms
Software Software Software Name Purpose SHELXL-97 model building SHELXL-97 refinement DENZO data reduction SCALEPACK data scaling SHELXL-97 phasing