2OQ5

Crystal structure of DESC1, a new member of the type II transmembrane serine proteinases family


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
otherEnteropeptidase

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP8.52980.1 M Tris , 8 % (m/w) PEG 8000 , pH 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 298.0K
Crystal Properties
Matthews coefficientSolvent content
2.6453.41

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 47.9α = 90
b = 70.2β = 90
c = 80.2γ = 90
Symmetry
Space GroupP 2 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray298IMAGE PLATEMAR scanner 345 mm plate2000-02-21MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU1.5418

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
11.62886.30.794.636411314091.61.625.3
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
1.636411

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 REPLACEMENTTHROUGHOUTEnteropeptidase1.61283641131409155687.10.210.210.210.224RANDOM24.3
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]
-10.20.79
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d26.1
c_scangle_it4.63
c_scbond_it3.13
c_mcangle_it2.63
c_mcbond_it1.76
c_angle_deg1.4
c_improper_angle_d1.09
c_bond_d0.005
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1795
Nucleic Acid Atoms
Solvent Atoms126
Heterogen Atoms9

Software

Software
Software NamePurpose
CNSrefinement
MAR345data collection
MOSFLMdata reduction
CCP4data scaling
AMoREphasing