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The Structure of MfpA (Rv3361c, C2 Crystal form). The Pentapeptide Repeat Protein from Mycobacterium tuberculosis Folds as A Right- handed Quadrilateral Beta-helix.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model Other PREVIOUS STRUCTURE DETERMINED BY SE-MET MAD
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 PROTEIN WAS CRYSTALLIZED FROM 20% PEG 400, 100 MM AMMONIUM CITRATE PH 5.5
Crystal Properties Matthews coefficient Solvent content 2.23 44.43
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 177.18 α = 90 b = 31.109 β = 111.45 c = 69.601 γ = 90
Symmetry Space Group C 1 2 1
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 93 IMAGE PLATE MSC RAXIS IV M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RU300
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 2.2 30 93.3 0.03 19.8 2.6 17270 23.2
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 2.2 2.28 85.5 0.13 5.8 2.2
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-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PREVIOUS STRUCTURE DETERMINED BY SE-MET MAD 2.2 30 17270 834 93.3 0.199 0.199 0.1941 0.264 0.26 RANDOM 26.6
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] -0.714 1.92 -4.006 4.719
RMS Deviations Key Refinement Restraint Deviation c_angle_deg 1.95 c_bond_d 0.02 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
RMS Deviations Key Refinement Restraint Deviation c_angle_deg 1.95 c_bond_d 0.02 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 c_dihedral_angle_d_na c_dihedral_angle_d_prot c_improper_angle_d c_improper_angle_d_na c_improper_angle_d_prot c_mcbond_it c_mcangle_it c_scbond_it c_scangle_it
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2761 Nucleic Acid Atoms Solvent Atoms 97 Heterogen Atoms
Software Software Software Name Purpose CNS refinement DENZO data reduction SCALEPACK data scaling AMoRE phasing