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Crystal structure of nucleoside-diphosphate kinase from Cryptosporidium parvum in complex with citrate
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details in silico model AlphaFold AF-Q5CR64-F1
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 5.5 291 Berkeley F12: 25% MPD, 0.1M sodium Formate, 0.1M Citrate pH 5.5. CrpaA.01302.a.B2.PW39348 at 8.9 mg/mL. Citrate acquired from the crystallant. plate Liu-S-177 D2, Puck: PSL-0604, Cryo: 35% MPD, 0.1M sodium Formate, 0.1M Citrate pH 5.5
Crystal Properties Matthews coefficient Solvent content 2.09 41.25
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 69.775 α = 90 b = 69.775 β = 90 c = 314.836 γ = 120
Symmetry Space Group P 65 2 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 2025-02-02 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 1.45 47.93 100 0.134 0.136 0.022 1 20.2 38.9 81948
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 1.45 1.49 100 2.949 2.985 0.465 0.69 40.9
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-Free (Depositor) R-Free (DCC) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE 1.45 47.93 1.34 81770 4131 99.99 0.1339 0.1321 0.168 0.1663
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 14.969 f_angle_d 0.967 f_chiral_restr 0.074 f_plane_restr 0.009 f_bond_d 0.008
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3497 Nucleic Acid Atoms Solvent Atoms 457 Heterogen Atoms 39
Software Software Software Name Purpose PHENIX refinement Aimless data scaling XDS data reduction PHASER phasing PDB_EXTRACT data extraction