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Crystal structure (C) of native cationic cyclization antibody 4C6 fab at pH 4.6 with a data set collected at SSRL beamline 9-1
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1NCW PDB ENTRY 1NCW
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 4.6 295 0.1M sodium acetate, 0.2 M ammonium acetate, 15% (w/v) PEG 4000, pH 4.6, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Crystal Properties Matthews coefficient Solvent content 2.85 56.4
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 64.135 α = 90 b = 64.135 β = 90 c = 266.303 γ = 90
Symmetry Space Group P 41 21 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 IMAGE PLATE MARRESEARCH flat mirror 2001-06-28 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL9-1 0.9706 SSRL BL9-1
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 1.4 50 99.7 0.044 38.7 4.6 111974 -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 1.4 1.42 99.4 0.7 2.4
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-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 1NCW 1.4 50 105041 105041 5310 90.1 0.166 0.1552 0.21 0.1965 random
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 s_approx_iso_adps 0.079 s_non_zero_chiral_vol 0.072 s_zero_chiral_vol 0.06 s_similar_adp_cmpnt 0.051 s_from_restr_planes 0.032 s_angle_d 0.029 s_anti_bump_dis_restr 0.024 s_bond_d 0.011 s_rigid_bond_adp_cmpnt 0.003 s_similar_dist
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3380 Nucleic Acid Atoms Solvent Atoms 429 Heterogen Atoms 37
Software Software Software Name Purpose HKL-2000 data collection HKL-2000 data reduction CNS refinement SHELXL-97 refinement SCALEPACK data scaling CNS phasing