2J27

The functional role of the conserved active site proline of triosephosphate isomerase.


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 5TIMPDB ENTRY 5TIM

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
19.5WELL SOLUTION: 0.1 M CHES PH 9.5, 25 % PEG 1500, 200 MM MGSO4 PROTEIN SOLUTION: 11.5 MG/ML PROTEIN, 20 MM TRIS/HCL PH 7, 100 MM NACL, 1 MM DTT, 1 MM EDTA, 1 MM NAN3 AND 10 MM 2PG
Crystal Properties
Matthews coefficientSolvent content
2.5151.09

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 45.81α = 90
b = 97.32β = 90
c = 112.74γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARRESEARCHRH COATED, ZERODUR2005-06-02MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONEMBL/DESY, HAMBURG BEAMLINE BW7AEMBL/DESY, HAMBURGBW7A

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
11.1525920.0625.126.81647583
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)
11.151.276.30.355.294.9

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 5TIM1.1525164768825191.80.14170.1895RANDOM
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]
Coordinate Error
Structure Solution MethodRefinement High ResolutionRefinement Low Resolution
1017876
RMS Deviations
KeyRefinement Restraint Deviation
s_approx_iso_adps0.081
s_non_zero_chiral_vol0.076
s_zero_chiral_vol0.073
s_similar_adp_cmpnt0.043
s_from_restr_planes0.0309
s_angle_d0.028
s_anti_bump_dis_restr0.026
s_bond_d0.013
s_rigid_bond_adp_cmpnt0.005
s_similar_dist
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3760
Nucleic Acid Atoms
Solvent Atoms686
Heterogen Atoms23

Software

Software
Software NamePurpose
SHELXL-97refinement
SHELXL-97refinement
XDSdata reduction
XDSdata scaling
MOLREPphasing