1A0C

XYLOSE ISOMERASE FROM THERMOANAEROBACTERIUM THERMOSULFURIGENES


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 6XIAPDB ENTRY 6XIA

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
16PROTEIN IN 50 MM MOPS, 10 MM MGSO4, 1 MM COCL2, PH 7.0, WAS CRYSTALLIZED FROM 12% JEFFAMINE ED 4000, 50 MM MES, PH 6.0 (FOR DETAILS SEE REFERENCE 1).
Crystal Properties
Matthews coefficientSolvent content
2.648

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 85.66α = 90
b = 153.73β = 90
c = 158.47γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray278IMAGE PLATEMARRESEARCHMIRRORS1993-02-06M
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSRS BEAMLINE PX9.5SRSPX9.5

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
12.51083.60.0847.62.16129230.6
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)
2.52.6373.60.1853.82

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 REPLACEMENTA POSTERIORIPDB ENTRY 6XIA2.51060986308184.90.1680.1680.177RANDOM20.3
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
x_dihedral_angle_d21.9
x_angle_deg1.6
x_improper_angle_d1.24
x_bond_d0.009
x_bond_d_na
x_bond_d_prot
x_angle_d
x_angle_d_na
x_angle_d_prot
x_angle_deg_na
RMS Deviations
KeyRefinement Restraint Deviation
x_dihedral_angle_d21.9
x_angle_deg1.6
x_improper_angle_d1.24
x_bond_d0.009
x_bond_d_na
x_bond_d_prot
x_angle_d
x_angle_d_na
x_angle_d_prot
x_angle_deg_na
x_angle_deg_prot
x_dihedral_angle_d_na
x_dihedral_angle_d_prot
x_improper_angle_d_na
x_improper_angle_d_prot
x_mcbond_it
x_mcangle_it
x_scbond_it
x_scangle_it
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3504
Nucleic Acid Atoms
Solvent Atoms279
Heterogen Atoms2

Software

Software
Software NamePurpose
X-PLORmodel building
X-PLORrefinement
IPMOSFLMdata reduction
CCP4data scaling
X-PLORphasing