1QL6

THE CATALYTIC MECHANISM OF PHOSPHORYLASE KINASE PROBED BY MUTATIONAL STUDIES


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
16.9pH 6.90
Crystal Properties
Matthew coefficientSolvent content
2.6650

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 47.56α = 90
b = 68.171β = 90
c = 112.475γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMARRESEARCH1995-11-07MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRFESRF

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)R Sym I (Observed)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
12.42086.60.0640.04810.13.2127452

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 2PHK2.42021274586.60.240.33RANDOM
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
KeyRefinement Restraint Deviation
p_scangle_it4.79
p_scbond_it4.309
p_mcangle_it3.911
p_mcbond_it2.41
p_planar_d0.043
p_angle_d0.042
p_bond_d0.013
p_hb_or_metal_coord
p_angle_deg
p_plane_restr
RMS Deviations
KeyRefinement Restraint Deviation
p_scangle_it4.79
p_scbond_it4.309
p_mcangle_it3.911
p_mcbond_it2.41
p_planar_d0.043
p_angle_d0.042
p_bond_d0.013
p_hb_or_metal_coord
p_angle_deg
p_plane_restr
p_special_tor
p_singtor_nbd
p_multtor_nbd
p_xhyhbond_nbd
p_xyhbond_nbd
p_planar_tor
p_staggered_tor
p_orthonormal_tor
p_transverse_tor
p_chiral_restr
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2270
Nucleic Acid Atoms
Solvent Atoms104
Heterogen Atoms38

Software

Software
Software NamePurpose
REFMACrefinement
MOSFLMdata reduction
SCALAdata scaling
AMoREphasing