2WLY

Chitinase A from Serratia marcescens ATCC990 in complex with Chitotrio-thiazoline.


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1EDQPDB ENTRY 1EDQ

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
181.0M SODIUM CITRATE 10MM SODIUM BORATE PH8 DIOXANE 20%, pH 8.0
Crystal Properties
Matthews coefficientSolvent content
3.3863.62

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 131.004α = 90
b = 201.442β = 90
c = 59.325γ = 90
Symmetry
Space GroupC 2 2 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC CCD2005-05-07MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID14-2ESRFID14-2

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
12.430990.0815.44.9309342
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)
12.42.491000.443.74.9

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 1EDQ2.4109.7629370155898.680.157710.15510.20486RANDOM24.932
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]
0.14-0.12-0.02
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg38.692
r_dihedral_angle_4_deg19.897
r_dihedral_angle_3_deg15.336
r_dihedral_angle_1_deg6.689
r_scangle_it5.338
r_scbond_it3.447
r_angle_refined_deg2.028
r_mcangle_it1.96
r_mcbond_it1.089
r_chiral_restr0.136
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg38.692
r_dihedral_angle_4_deg19.897
r_dihedral_angle_3_deg15.336
r_dihedral_angle_1_deg6.689
r_scangle_it5.338
r_scbond_it3.447
r_angle_refined_deg2.028
r_mcangle_it1.96
r_mcbond_it1.089
r_chiral_restr0.136
r_bond_refined_d0.024
r_gen_planes_refined0.011
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4124
Nucleic Acid Atoms
Solvent Atoms326
Heterogen Atoms79

Software

Software
Software NamePurpose
REFMACrefinement
DENZOdata reduction
SCALEPACKdata scaling
AMoREphasing