1HN1

E. COLI (LAC Z) BETA-GALACTOSIDASE (ORTHORHOMBIC)


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.528810% PEG 8000, 100 mM BIS TRIS, 200 mM MGCL(2), 100 mM NACL, 10 mM DTT, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 288K
Crystal Properties
Matthews coefficientSolvent content
2.8957.47

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 153.9α = 90
b = 171.4β = 90
c = 204.5γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray298IMAGE PLATERIGAKU RAXIS IVmirrors1999-08-26MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU1.54

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
132395.10.0927.22.2103758103758
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)
398.50.2922.3

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTPDB ENTRY 1DP03151036881036881474940.1480.299random-0.3
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]
-3.55.7-2.2
RMS Deviations
KeyRefinement Restraint Deviation
t_dihedral_angle_d20.3
t_it6.669
t_angle_deg2.678
t_nbd0.025
t_gen_planes0.017
t_bond_d0.015
t_trig_c_planes0.011
t_incorr_chiral_ct
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms32538
Nucleic Acid Atoms
Solvent Atoms401
Heterogen Atoms15

Software

Software
Software NamePurpose
TNTrefinement
SCALEPACKdata scaling
TNTphasing