1JMM

Crystal structure of the V-region of Streptococcus mutans antigen I/II


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP4.627715% PEG 4000, sodium acetate, 0.1M ammonium sulfate, pH 4.6, VAPOR DIFFUSION, HANGING DROP at 277K
Crystal Properties
Matthews coefficientSolvent content
3.9769.05

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 124.57α = 90
b = 124.57β = 90
c = 147.692γ = 120
Symmetry
Space GroupP 63 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARRESEARCH2000-07-14MMAD
21100
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE BM140.97881,0.97903,0.93928ESRFBM14
2SYNCHROTRONESRF BEAMLINE BM140.97895ESRFBM14

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
12.42099.30.06634.56494394943928.3
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)
2.42.4999.30.15915.76

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (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 DIFFRACTIONMADTHROUGHOUT2.419.994978749439369298.70.2070.2070.2070.234RANDOM30.9
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]
-7.110.83-7.1114.21
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d24.9
c_scangle_it4.03
c_scbond_it3.02
c_mcangle_it2.61
c_mcbond_it1.76
c_angle_deg1.3
c_improper_angle_d0.76
c_bond_d0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2908
Nucleic Acid Atoms
Solvent Atoms262
Heterogen Atoms1

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
SOLVEphasing
CNSrefinement