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Crystal Structure of a Zn-bound Green Fluorescent Protein Biosensor
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1EMA
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 8 298 PEG 4000, magnesium chloride, hepes, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 1.86 39.97
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 51.147 α = 90 b = 62.226 β = 90 c = 68.817 γ = 90
Symmetry Space Group P 21 21 21
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 2000-12-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL9-1 0.97 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 1.44 1.5 95.5 0.054 23.4 3 115486 110767 1 16.3
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) 1.44 1.49 79.2 0.316 2.4
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 (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R 1ema 1.44 20 36868 1935 91.2 0.159 0.157 0.157 0.1566 0.229 0.216 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]
Coordinate Error Structure Solution Method Refinement High Resolution Refinement Low Resolution 3 1731 2034
RMS Deviations Key Refinement Restraint Deviation s_approx_iso_adps 0.09 s_similar_adp_cmpnt 0.059 s_zero_chiral_vol 0.051 s_non_zero_chiral_vol 0.051 s_from_restr_planes 0.0298 s_angle_d 0.028 s_anti_bump_dis_restr 0.019 s_bond_d 0.009 s_rigid_bond_adp_cmpnt 0.003 s_similar_dist
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1794 Nucleic Acid Atoms Solvent Atoms 245 Heterogen Atoms 5
Software Software Software Name Purpose SHELX model building SHELXL-97 refinement DENZO data reduction SCALEPACK data scaling SHELX phasing