2HI9

Crystal Structure of human native protein C inhibitor


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP729666.7mM tri-potassium citrate, 6.7% PEG3350, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 296K
Crystal Properties
Matthews coefficientSolvent content
2.856.11

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 198.59α = 90
b = 70.95β = 127.92
c = 123.88γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 4monochromator is one of two assymetric cut Si (111) crytals2005-11-16MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSRS BEAMLINE PX14.11.488SRSPX14.1

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
12.33599.70.0833.9607056052328.2
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)
12.32.42990.3962.93.48725

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Cut-off Sigma (F)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 REPLACEMENTTHROUGHOUT2.32026266360214244999.30.2290.2270.2270.269RANDOM42.8
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]
-3.993.546.08-2.08
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d23.9
c_scangle_it3.34
c_mcangle_it2.65
c_scbond_it2.23
c_mcbond_it1.57
c_angle_deg1.3
c_improper_angle_d0.77
c_bond_d0.007
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms8270
Nucleic Acid Atoms
Solvent Atoms382
Heterogen Atoms45

Software

Software
Software NamePurpose
CNSrefinement
PDB_EXTRACTdata extraction
MOSFLMdata reduction
CCP4data scaling
PHASERphasing