X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1GKMPDB entry 1gkm: Histidine ammonia-lyase from Pseudomonas putida

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP72770.1 M MOPSO (pH 7.0), 7% (w/v) polyethylene glycol 8000, 0.3 M ammonium acetate, 2 mM dithiothreitol, 35 mM cyclohexylbutanoyl-N-hydroxyethylglucamide., VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Properties
Matthews coefficientSolvent content
2.5551.77

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 87.925α = 90
b = 155.626β = 94.13
c = 164.352γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 3152006-06-01MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONALS BEAMLINE 8.2.21.0ALS8.2.2

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
11.550093.30.08512.25.965240614.6
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)
1.51.5885.90.6182.33.6

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-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTRandomPDB entry 1gkm: Histidine ammonia-lyase from Pseudomonas putida1.550070102264492832530920.1740.189Random17.8
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
c_scangle_it3.643
c_scbond_it2.419
c_mcangle_it1.719
c_mcbond_it1.197
c_angle_deg1.175
c_bond_d0.004
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms30462
Nucleic Acid Atoms
Solvent Atoms4005
Heterogen Atoms

Software

Software
Software NamePurpose
BOSdata collection
MOLREPphasing
CNSrefinement
MOSFLMdata reduction
CCP4data scaling