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Structure of AlgQ1, alginate-binding protein, complexed with an alginate tetrasaccharide
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1KWH AlgQ2, 1KWH
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 5.6 293 PEG8000, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.18 43.68
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 58.83 α = 90 b = 67.431 β = 95.9 c = 62.957 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 CCD OXFORD 2001-12-03 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SPRING-8 BEAMLINE BL44XU 0.9 SPring-8 BL44XU
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 14.68 99 0.101 33209 10.5
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2 2.08 98.5
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 AlgQ2, 1KWH 2 14.68 32777 3279 98.8 0.2 0.1987 0.1995 0.255 0.2553 RANDOM 19.2
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] 0.34 -0.54 -0.74 0.4
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.2 c_scangle_it 5.65 c_scbond_it 4.82 c_mcangle_it 3.93 c_mcbond_it 3.48 c_angle_deg 1.2 c_improper_angle_d 0.96 c_bond_d 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4025 Nucleic Acid Atoms Solvent Atoms 406 Heterogen Atoms 49
Software Software Software Name Purpose CNS refinement d*TREK data scaling CNS phasing