1YQ2

beta-galactosidase from Arthrobacter sp. C2-2 (isoenzyme C2-2-1)


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1DP0PDB ENTRY 1DP0

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP5.6291PEG 4000, sodium chloride, amonium sulphate, sodium citrate buffer, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Crystal Properties
Matthews coefficientSolvent content
2.6268.8

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 140.091α = 90
b = 205.698β = 102.34
c = 140.458γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 2102003-09-12MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID290.9168ESRFID29

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
11.940950.08510.32.6607777577572-517
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
1.91.93810.4512.11.924388

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 REPLACEMENTTHROUGHOUTPDB ENTRY 1DP01.940607830577466577595.020.157020.157020.157010.195RANDOM18.018
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]
-0.16-0.350.64-0.63
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg33.663
r_dihedral_angle_4_deg17.565
r_dihedral_angle_3_deg13.463
r_dihedral_angle_1_deg6.298
r_scangle_it3.514
r_scbond_it2.206
r_angle_refined_deg1.472
r_mcangle_it1.399
r_mcbond_it0.78
r_nbtor_refined0.307
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg33.663
r_dihedral_angle_4_deg17.565
r_dihedral_angle_3_deg13.463
r_dihedral_angle_1_deg6.298
r_scangle_it3.514
r_scbond_it2.206
r_angle_refined_deg1.472
r_mcangle_it1.399
r_mcbond_it0.78
r_nbtor_refined0.307
r_symmetry_hbond_refined0.228
r_nbd_refined0.193
r_symmetry_vdw_refined0.151
r_xyhbond_nbd_refined0.141
r_metal_ion_refined0.116
r_chiral_restr0.105
r_bond_refined_d0.013
r_gen_planes_refined0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms47305
Nucleic Acid Atoms
Solvent Atoms6513
Heterogen Atoms79

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
AMoREphasing
REFMACrefinement