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Crystal Structure of a Novel Alanine-Zipper Trimer at 1.3 A Resolution, I6A,L9A,V13A,L16A,V20A,L23A,V27A,M30A,V34A,L48A,M51A mutations
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1JCC PDB ENTRY 1JCC
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 4 277 Sodium acetate, sodium citrate, pH 4.0, VAPOR DIFFUSION, HANGING DROP, temperature 277.0K
Crystal Properties Matthews coefficient Solvent content 1.5 17.8
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 21.842 α = 88.05 b = 26.935 β = 84.95 c = 45.805 γ = 87.56
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 95 CCD BRANDEIS - B4 2001-05-30 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS BEAMLINE X25 1.1000 NSLS X25
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 1.3 50 93.6 0.047 14.4 3.8 23835 23835 13.3
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) 1.3 1.35 83.3 0.106 10.8 3.4 2150
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 1JCC 1.3 22.87 23835 23835 2352 93.6 0.149 0.1521 0.209 0.2021 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 1238
RMS Deviations Key Refinement Restraint Deviation s_approx_iso_adps 0.07 s_non_zero_chiral_vol 0.055 s_zero_chiral_vol 0.054 s_similar_adp_cmpnt 0.054 s_angle_d 0.026 s_from_restr_planes 0.017 s_bond_d 0.01 s_anti_bump_dis_restr 0.008 s_rigid_bond_adp_cmpnt 0.005 s_similar_dist
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1052 Nucleic Acid Atoms Solvent Atoms 186 Heterogen Atoms
Software Software Software Name Purpose MADNESS data collection SCALEPACK data scaling AMoRE phasing SHELXL-97 refinement MADNESS data reduction