1JMJ

Crystal Structure of Native Heparin Cofactor II


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP8.5298MgCl2, Tris, PEG 4000, glycerol, pH 8.5, VAPOR DIFFUSION, HANGING DROP at 298K
Crystal Properties
Matthews coefficientSolvent content
2.4549.78

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 74.73α = 90
b = 80β = 102.04
c = 92.24γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 4mirrors2000-11-07MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSRS BEAMLINE PX14.11.4880SRSPX14.1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)R Sym 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
12.3530660.140.1442.9401502138.39
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.352.5872.90.450.351.51.67595

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTseveral serpins were tried best solution with native antithrombin2.352539156994880.2080.255random37.7
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]
13.9512.1-9.52-4.43
RMS Deviations
KeyRefinement Restraint Deviation
c_scangle_it3.429
c_scbond_it2.229
c_mcangle_it2.182
c_angle_deg1.3
c_mcbond_it1.297
c_bond_d0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms6372
Nucleic Acid Atoms
Solvent Atoms297
Heterogen Atoms54

Software

Software
Software NamePurpose
MOLREPphasing
CNSrefinement
MOSFLMdata reduction
CCP4data scaling