4MKN

Crystal structure of chloroplastic triosephosphate isomerase from Chlamydomonas reinhardtii at 1.1 A of resolution


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1R2R 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP7.529365% (v/v) MPD, 0.1 M HEPES, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.4349.4

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 59.814α = 90
b = 93.211β = 90
c = 100.434γ = 90
Symmetry
Space GroupC 2 2 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS 6Mmirrors2012-06-15MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSOLEIL BEAMLINE PROXIMA 10.885SOLEILPROXIMA 1

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
11.146.61980.0380.03819.56.4113723111449-3-315.2
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.11.1692.70.5110.5113.66.216484

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 DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT1R2R1.146.61108179105788557097.790.161090.161090.160220.17717RANDOM15.897
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]
0.39-0.22-0.17
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.266
r_dihedral_angle_4_deg17.19
r_dihedral_angle_3_deg12.725
r_dihedral_angle_1_deg9.728
r_scangle_it5.989
r_scbond_it3.775
r_angle_refined_deg2.672
r_mcangle_it2.359
r_mcbond_it1.452
r_chiral_restr0.176
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.266
r_dihedral_angle_4_deg17.19
r_dihedral_angle_3_deg12.725
r_dihedral_angle_1_deg9.728
r_scangle_it5.989
r_scbond_it3.775
r_angle_refined_deg2.672
r_mcangle_it2.359
r_mcbond_it1.452
r_chiral_restr0.176
r_bond_refined_d0.032
r_gen_planes_refined0.015
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 Atoms1902
Nucleic Acid Atoms
Solvent Atoms250
Heterogen Atoms48

Software

Software
Software NamePurpose
DNAdata collection
MOLREPphasing
REFMACrefinement
MOSFLMdata reduction
SCALAdata scaling