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Crystal structure of the Triticum aestivum xylanase inhibitor-I in complex with aspergillus niger xylanase-I
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1T6E 1T6E, 1UKR experimental model PDB 1UKR 1T6E, 1UKR
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.5 277 0.25 M magnesium acetate 0.1 M sodium cacodylate buffer, 17% PEG8000, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Properties Matthews coefficient Solvent content 2.58 51.93
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 88.434 α = 90 b = 88.434 β = 90 c = 128.995 γ = 120
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 QUANTUM 4 2002-11-04 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID14-1 0.934 ESRF ID14-1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 1.8 29.74 89.1 104587 93187 1.41 2
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 1.8 1.9 99.9
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-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 THROUGHOUT 1T6E, 1UKR 1.8 29.74 94039 94039 10511 99.97 0.16068 0.16161 0.15828 0.1689 0.19171 0.2003 RANDOM 14.576
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] 0.11 0.05 0.11 -0.16
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 6.89 r_scangle_it 2.891 r_scbond_it 1.827 r_angle_refined_deg 1.364 r_mcangle_it 1.177 r_angle_other_deg 0.78 r_mcbond_it 0.639 r_symmetry_vdw_refined 0.346 r_symmetry_hbond_refined 0.339 r_nbd_other 0.253
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 6.89 r_scangle_it 2.891 r_scbond_it 1.827 r_angle_refined_deg 1.364 r_mcangle_it 1.177 r_angle_other_deg 0.78 r_mcbond_it 0.639 r_symmetry_vdw_refined 0.346 r_symmetry_hbond_refined 0.339 r_nbd_other 0.253 r_symmetry_vdw_other 0.227 r_nbd_refined 0.199 r_xyhbond_nbd_refined 0.14 r_nbtor_other 0.083 r_chiral_restr 0.082 r_bond_refined_d 0.01 r_gen_planes_refined 0.006 r_gen_planes_other 0.004 r_bond_other_d 0.002
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 8044 Nucleic Acid Atoms Solvent Atoms 1074 Heterogen Atoms 24
Software Software Software Name Purpose REFMAC refinement MOSFLM data reduction CCP4 data scaling AMoRE phasing