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Crystal structure of a septum formation protein Maf from Coccidioides immitis (AMP complex)
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details in silico model AlphaFold AF-J3KAP5-F1
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 8.5 291 Morpheus Fusion G7: 12.5% (v/v) MPD; 12.5% PEG 1000; 12.5% (w/v) PEG 3350; 0.05M Tris (base); 0.05M BICINE pH 8.5; 0.3% w/v NDSB 195, 0.3% w/v NDSB 201, 0.3% w/v NDSB 211, 0.3% w/v NDSB 221, 0.3% w/v NDSB 256; 0.03M Sodium fluoride; 0.03M Sodium bromide; 0.03M Sodium iodide , CoimA.00961.a.A2.PW39528 at 13.2 mg/mL. cocrystallization with 25 mM AMP disodium salt and 20 mM Magnesium chloride hexahydrate. plate 21398 G7 drop 1, Puck: PSL-0109, Cryo: direct.
Crystal Properties Matthews coefficient Solvent content 4.63 73.46
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 76.223 α = 90 b = 76.223 β = 90 c = 174.841 γ = 90
Symmetry Space Group P 43 21 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 PIXEL DECTRIS EIGER2 XE 9M 2026-09-26 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS-II BEAMLINE 19-ID 0.9786 NSLS-II 19-ID
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) CC (Half) 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 2.33 46.3 100 0.086 0.088 0.018 0.999 24.4 25.6 22907
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.33 2.41 99.9 1.987 2.028 0.402 0.904 25.1
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Cut-off Sigma (F) 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) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE 2.33 46.3 1.34 22776 1085 99.72 0.2113 0.2091 0.2118 0.2586 0.2542
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]
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 17.703 f_angle_d 0.728 f_chiral_restr 0.044 f_plane_restr 0.007 f_bond_d 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1717 Nucleic Acid Atoms Solvent Atoms 25 Heterogen Atoms 29
Software Software Software Name Purpose PHENIX refinement Aimless data scaling XDS data reduction PHASER phasing PDB_EXTRACT data extraction