3OJY

Crystal Structure of Human Complement Component C8


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.428114-16% PEG 4K, 100mM TAPS pH 9.0, 400mM NaCl, 10mM SrCl2, VAPOR DIFFUSION, HANGING DROP, temperature 281K
Crystal Properties
Matthews coefficientSolvent content
2.4950.67

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 139.575α = 90
b = 139.575β = 90
c = 127.16γ = 120
Symmetry
Space GroupP 63

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMAR2009-07-29SINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 22-BM1.0APS22-BM

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
12.55093.30.101113.244803
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)
12.52.5463.70.4171.81547

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 2RD72.5145.6944756226793.10.25320.24880.3374RANDOM52.0136
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]
0.690.350.69-1.04
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg38.727
r_dihedral_angle_3_deg22.69
r_dihedral_angle_4_deg19.698
r_dihedral_angle_1_deg8.26
r_scangle_it3.336
r_scbond_it2.016
r_angle_refined_deg1.774
r_mcangle_it1.565
r_mcbond_it0.82
r_chiral_restr0.132
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg38.727
r_dihedral_angle_3_deg22.69
r_dihedral_angle_4_deg19.698
r_dihedral_angle_1_deg8.26
r_scangle_it3.336
r_scbond_it2.016
r_angle_refined_deg1.774
r_mcangle_it1.565
r_mcbond_it0.82
r_chiral_restr0.132
r_bond_refined_d0.015
r_gen_planes_refined0.008
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms9144
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms90

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
REFMACrefinement
PDB_EXTRACTdata extraction
SERGUIdata collection
PHASERphasing