3TM6

Crystal structure of the beta-2 microglobulin DIMC50 disulphide-linked homodimer mutant


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP5.5293imidazole-malate 0.2 M, pH 5.5, PEG 600 24%, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.3247.03

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 90.102α = 90
b = 56.272β = 115.67
c = 96.374γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315r2009-11-07MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID14-40.93950ESRFID14-4

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
12.729.3995.62410923049-365.69
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.72.8597.4

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 (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT2Z9T2.729.392432623013116094.860.23530.23380.2625RANDOM43.95
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]
-1.7078-0.7251.18420.5236
RMS Deviations
KeyRefinement Restraint Deviation
t_other_torsion21.25
t_omega_torsion2.29
t_angle_deg1
t_gen_planes0.0116
t_trig_c_planes0.0095
t_bond_d0.007
t_dihedral_angle_d
t_it
t_chiral_improper_torsion
t_ideal_dist_contact
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms6560
Nucleic Acid Atoms
Solvent Atoms112
Heterogen Atoms65

Software

Software
Software NamePurpose
MxCuBEdata collection
MOLREPphasing
BUSTERrefinement
MOSFLMdata reduction
SCALAdata scaling