4BI6

CRYSTAL STRUCTURE OF A TRIPLE MUTANT (A198V, C202A AND C222N) OF TRIOSEPHOSPHATE ISOMERASE FROM GIARDIA LAMBLIA. COMPLEXED WITH 2- PHOSPHOGLYCOLIC ACID


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2DP3PDB ENTRY 2DP3

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
15.6PROTEIN WAS CRYSTALLYZED FROM 0.5 M SODIUM CHLORIDE, 0.1 M SODIUM CITRATE TRIBASIC DIHYDRATE PH 5.6, 2 % V/V ETHYLENE IMINE POLYMER.
Crystal Properties
Matthews coefficientSolvent content
2.9858.71

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 55.578α = 90
b = 100.474β = 90
c = 118.147γ = 90
Symmetry
Space GroupI 2 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray90CCDMARRESEARCHMIRRORS2009-11-05MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 21-ID-FAPS21-ID-F

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
11.4537.5599.90.093.76.858919
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)
11.451.5399.90.352.16.8

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 2DP31.4537.5555823297999.80.190680.189820.20687RANDOM18.761
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
r_dihedral_angle_2_deg32.21
r_dihedral_angle_4_deg17.67
r_dihedral_angle_3_deg11.217
r_scangle_it6.135
r_dihedral_angle_1_deg4.778
r_scbond_it4.276
r_mcangle_it3.628
r_mcbond_it2.563
r_angle_refined_deg1
r_chiral_restr0.067
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg32.21
r_dihedral_angle_4_deg17.67
r_dihedral_angle_3_deg11.217
r_scangle_it6.135
r_dihedral_angle_1_deg4.778
r_scbond_it4.276
r_mcangle_it3.628
r_mcbond_it2.563
r_angle_refined_deg1
r_chiral_restr0.067
r_bond_refined_d0.006
r_gen_planes_refined0.004
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1941
Nucleic Acid Atoms
Solvent Atoms220
Heterogen Atoms9

Software

Software
Software NamePurpose
REFMACrefinement
MOSFLMdata reduction
SCALEPACKdata scaling
PHASERphasing