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crystal structure of the HK20 Fab in complex with a gp41 mimetic 5- Helix
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2CMR PDB ENTRY 2CMR
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 7.5 0.1 M HEPES PH 7.5, 0.2 M AMMONIUM SULPHATE, 25% PEG 3350 (W/V)
Crystal Properties Matthews coefficient Solvent content 2.56 52.05
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 75.947 α = 90 b = 62.71 β = 97.7 c = 76.61 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 100 CCD ADSC CCD M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID23-2 ESRF ID23-2
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 2.3 37 93.3 0.12 4 3.2 28254 32
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 2.3 2.42 89.2 0.35 2.1 2.4
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 (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 2CMR 2.3 37.63 28253 1509 93.16 0.23913 0.23693 0.27943 0.258 RANDOM 35.977
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] 0.25 -0.2 0.06 -0.36
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 37.443 r_dihedral_angle_4_deg 15.243 r_dihedral_angle_3_deg 15.175 r_dihedral_angle_1_deg 5.42 r_scangle_it 2.898 r_scbond_it 1.649 r_mcangle_it 1.19 r_angle_refined_deg 1.183 r_mcbond_it 0.622 r_chiral_restr 0.074
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 37.443 r_dihedral_angle_4_deg 15.243 r_dihedral_angle_3_deg 15.175 r_dihedral_angle_1_deg 5.42 r_scangle_it 2.898 r_scbond_it 1.649 r_mcangle_it 1.19 r_angle_refined_deg 1.183 r_mcbond_it 0.622 r_chiral_restr 0.074 r_bond_refined_d 0.009 r_gen_planes_refined 0.005 r_bond_other_d r_angle_other_deg r_gen_planes_other r_nbd_refined r_nbd_other r_nbtor_refined r_nbtor_other r_xyhbond_nbd_refined r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_refined r_symmetry_vdw_other r_symmetry_hbond_refined r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_mcbond_other r_mcangle_other r_scbond_other r_scangle_other r_long_range_B_refined r_long_range_B_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4962 Nucleic Acid Atoms Solvent Atoms 118 Heterogen Atoms
Software Software Software Name Purpose REFMAC refinement MOSFLM data reduction SCALA data scaling PHASER phasing