1L6I

Crystal Structure of the Maltodextrin Phosphorylase complexed with the products of the enzymatic reaction between glucose-1-phosphate and maltopentaose


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1L5V 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1PEG 4000, T8.5291PEG 4000, TRIS, Lithium Chloride, Glucose-1-phosphate, pH 8.5, temperature 291K
Crystal Properties
Matthews coefficientSolvent content
2.4149

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 75.331α = 90
b = 105.937β = 90
c = 218.895γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMARRESEARCH2001-02-08MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONELETTRA BEAMLINE 5.2R1.2ELETTRA5.2R

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge 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
12.21991.40.198.45.1816268162634.034
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.22.387.40.362.54.511231

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONFOURIER SYNTHESISTHROUGHOUT1L5V2.2208151581515416791.40.199710.199710.197360.24312RANDOM35.156
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]
-3.96-1.095.05
RMS Deviations
KeyRefinement Restraint Deviation
p_scangle_it4.729
p_scbond_it3.125
p_angle_deg2.224
p_mcangle_it1.833
p_mcbond_it1.058
p_chiral_restr0.156
p_bond_d0.025
p_plane_restr0.011
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms12780
Nucleic Acid Atoms
Solvent Atoms1203
Heterogen Atoms152

Software

Software
Software NamePurpose
MOSFLMdata reduction
SCALAdata scaling
DMmodel building
REFMACrefinement
CCP4data scaling
DMphasing