X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1A8EINDIVIDUAL DOMAINS OF HUMAN TRANSFERRIN N-TERMINAL HALF-MOLECULE (FE FORM) 1A8E

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
15.3PROTEIN WAS CRYSTALLIZED FROM 35% MPD. BUFFER WAS 50MM POTASSIUM ACETATE, PH 5.3, WITH 50MM KCL, AND 20MM NA BICARBONATE CRYSTALS GROWN AT 4 DEGREES C USING THE SITTING DROP METHOD.
Crystal Properties
Matthews coefficientSolvent content
2.2746

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 83.5α = 90
b = 77.3β = 98.3
c = 107.5γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray113IMAGE PLATERIGAKU RAXIS IIC1996-11-15MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU RU200

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
12.13779.90.0469.23.273066
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)
2.12.261.10.27142.1

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 REPLACEMENTTHROUGHOUTINDIVIDUAL DOMAINS OF HUMAN TRANSFERRIN N-TERMINAL HALF-MOLECULE (FE FORM) 1A8E2.26586635860800.2030.2030.292RANDOM40.5
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]
RMS Deviations
KeyRefinement Restraint Deviation
x_angle_deg1.7
x_bond_d0.013
x_bond_d_na
x_bond_d_prot
x_angle_d
x_angle_d_na
x_angle_d_prot
x_angle_deg_na
x_angle_deg_prot
x_dihedral_angle_d
RMS Deviations
KeyRefinement Restraint Deviation
x_angle_deg1.7
x_bond_d0.013
x_bond_d_na
x_bond_d_prot
x_angle_d
x_angle_d_na
x_angle_d_prot
x_angle_deg_na
x_angle_deg_prot
x_dihedral_angle_d
x_dihedral_angle_d_na
x_dihedral_angle_d_prot
x_improper_angle_d
x_improper_angle_d_na
x_improper_angle_d_prot
x_mcbond_it
x_mcangle_it
x_scbond_it
x_scangle_it
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms10256
Nucleic Acid Atoms
Solvent Atoms554
Heterogen Atoms

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
AMoREphasing
X-PLORrefinement