1O7J

Atomic resolution structure of Erwinia chrysanthemi L-asparaginase


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1JSLPDB ENTRY 1JSL

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
18.5AMMONIUM SULFATE, PEG 400, TRIS BUFFER PH 8.5
Crystal Properties
Matthews coefficientSolvent content
2.244

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 106.38α = 90
b = 90.35β = 91.4
c = 127.59γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC CCDFOCUSSING MIRROR2000-03-10MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSLS BEAMLINE X9BNSLSX9B

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
112587.60.0524.23.2559626-3
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)
111.0475.10.30533

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUEPDB ENTRY 1JSL110558994559285.60.10980.10980.1283RANDOM
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]
Coordinate Error
Structure Solution MethodRefinement High ResolutionRefinement Low Resolution
76927711164.5
RMS Deviations
KeyRefinement Restraint Deviation
s_non_zero_chiral_vol0.099
s_zero_chiral_vol0.095
s_approx_iso_adps0.08
s_similar_adp_cmpnt0.042
s_angle_d0.031
s_bond_d0.015
s_rigid_bond_adp_cmpnt0.005
s_similar_dist
s_from_restr_planes
s_anti_bump_dis_restr
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms9792
Nucleic Acid Atoms
Solvent Atoms1360
Heterogen Atoms91

Software

Software
Software NamePurpose
SHELXL-97refinement
HKL-2000data reduction
HKL-2000data scaling