3MQL

Crystal structure of the fibronectin 6FnI1-2FnII7FnI fragment


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2CG7INDIVIDUAL DOMAINS FROM PDB ENTRIES 2CG7, 2RKY, 3EJH, 1EAK, 1H8P, 1L6J
experimental modelPDB 2RKYINDIVIDUAL DOMAINS FROM PDB ENTRIES 2CG7, 2RKY, 3EJH, 1EAK, 1H8P, 1L6J
experimental modelPDB 3EJHINDIVIDUAL DOMAINS FROM PDB ENTRIES 2CG7, 2RKY, 3EJH, 1EAK, 1H8P, 1L6J
experimental modelPDB 1EAKINDIVIDUAL DOMAINS FROM PDB ENTRIES 2CG7, 2RKY, 3EJH, 1EAK, 1H8P, 1L6J
experimental modelPDB 1H8PINDIVIDUAL DOMAINS FROM PDB ENTRIES 2CG7, 2RKY, 3EJH, 1EAK, 1H8P, 1L6J
experimental modelPDB 1L6JINDIVIDUAL DOMAINS FROM PDB ENTRIES 2CG7, 2RKY, 3EJH, 1EAK, 1H8P, 1L6J

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP72931:1 drops of of protein in 100 mM NaCl, 10mM HEPES pH 7.2 buffer at 17.5 mg/ml concentration, and a 0.2 M (NH4)H2PO4, 0.1 M Tris-Cl pH 8.5, 50% MPD buffer, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.7755.62

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 103.947α = 90
b = 103.947β = 90
c = 102.143γ = 90
Symmetry
Space GroupI 41 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 225 mm CCD2010-02-05MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSLS BEAMLINE X06DA1SLSX06DA

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
13.00451.97499.70.055277.15835
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)
33.1798.60.4730.4731.77.1

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTINDIVIDUAL DOMAINS FROM PDB ENTRIES 2CG7, 2RKY, 3EJH, 1EAK, 1H8P, 1L6J3.00451.9731.4583552899.520.20260.20120.2305
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]
4.5834.583-9.166
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d14.039
f_angle_d0.776
f_chiral_restr0.054
f_bond_d0.004
f_plane_restr0.002
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1632
Nucleic Acid Atoms
Solvent Atoms2
Heterogen Atoms38

Software

Software
Software NamePurpose
MAR345dtbdata collection
PHASERphasing
PHENIXrefinement
XSCALEdata scaling
SCALAdata scaling