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Alpha1-antichymotrypsin serpin in the delta conformation (partial loop insertion)
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1AS4 PDB ENTRY 1AS4
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 4.5 291 1 MICROLITER OF 10MG/ML PROTEIN IN 50MM TRIS, 50MM KCL, PH 7.4 WAS MIXED WITH 2 MICROLITER OF PRECIPITANT AND EQUILIBRATED AS A HANGING DROP OVER 1ML OF PRECIPITANT (20% [W/V] PEG 4000, 0.2M AMMONIUM SULPHATE, 0.1M NAOAC, PH 4.5), AT 18 DEGREES C
Crystal Properties Matthews coefficient Solvent content 2.31 47
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 41.723 α = 90 b = 122.094 β = 101.03 c = 41.724 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 293 IMAGE PLATE MARRESEARCH 1999-02-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SRS BEAMLINE PX7.2 SRS PX7.2
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 2.3 41 62.1 0.101 0.101 4.4 1.7 11373 34.3
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) 1 2.27 2.39 17.2 0.343 0.343 2.4 1.1
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-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 1AS4 2.27 40.95 11373 1036 60 0.197 0.197 0.243 RANDOM 40.9
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] -5.487 -3.606 5.005 0.482
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 23.5 c_scangle_it 10.26 c_scbond_it 7.57 c_mcangle_it 3.55 c_angle_deg 2.1 c_mcbond_it 2.06 c_improper_angle_d 0.75 c_bond_d 0.036 c_bond_d_na c_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 23.5 c_scangle_it 10.26 c_scbond_it 7.57 c_mcangle_it 3.55 c_angle_deg 2.1 c_mcbond_it 2.06 c_improper_angle_d 0.75 c_bond_d 0.036 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na c_angle_deg_prot c_dihedral_angle_d_na c_dihedral_angle_d_prot c_improper_angle_d_na c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2897 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms
Software Software Software Name Purpose CNS refinement MOSFLM data reduction SCALA data scaling AMoRE phasing