3SW0

Structure of the C-terminal region (modules 18-20) of complement regulator Factor H


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 3OXUPDB ENTRY 3OXU

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.42900.1M Sodium Acetate trihydrate, pH 4.6, 2% v/v Tacsimate, pH 4.0 (Hampton Research formulation containing: 1.8305 M Malonic acid, 0.25 M Ammonium citrate tribasic, 0.12 M Succinic acid, 0.3 M DL-Malic acid, 0.4 M Sodium acetate trihydrate, 0.5 M Sodium formate, 0.16 M Ammonium tartrate dibasic and pH adjusted using NaOH) and 16% w/v polyethylene glycol 3350 as the precipitant, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Crystal Properties
Matthews coefficientSolvent content
2.8556.86

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 45.97α = 90
b = 68.6β = 90
c = 77.48γ = 90
Symmetry
Space GroupP 2 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDmirrors2011-02-07MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONDIAMOND BEAMLINE I031DiamondI03

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
11.845.971000.0590.03213.74.1232721.81.824.658
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)
11.81.999.90.3090.1723.54.113563

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 3OXU1.845.9722011119599.30.183940.181770.2256RANDOM29.447
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]
-1.721.120.6
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg39.165
r_dihedral_angle_3_deg17.105
r_dihedral_angle_4_deg13.858
r_scangle_it6.572
r_dihedral_angle_1_deg6.357
r_scbond_it3.921
r_mcangle_it2.698
r_angle_refined_deg2.047
r_mcbond_it1.507
r_chiral_restr0.219
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg39.165
r_dihedral_angle_3_deg17.105
r_dihedral_angle_4_deg13.858
r_scangle_it6.572
r_dihedral_angle_1_deg6.357
r_scbond_it3.921
r_mcangle_it2.698
r_angle_refined_deg2.047
r_mcbond_it1.507
r_chiral_restr0.219
r_bond_refined_d0.025
r_gen_planes_refined0.011
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1478
Nucleic Acid Atoms
Solvent Atoms171
Heterogen Atoms29

Software

Software
Software NamePurpose
DNAdata collection
PHASERphasing
REFMACrefinement
MOSFLMdata reduction
SCALAdata scaling