1ZVO
Semi-extended solution structure of human myeloma immunoglobulin D determined by constrained X-ray scattering
SOLUTION SCATTERING
Solution Scattering Data Acquistion | 1 |
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Scattering Type | x-ray |
Radiation/Neutron Source | ESRF BEAMLINE ID02 |
Synchrotron | Y |
Beamline Type | ID02 |
Detector Type | FRELON CCD CAMERA |
Detector Manufacturer Details | |
Temperature (K) | 288 |
pH | 7.2 |
Numer of Time Frames Used | 1 |
Protein Concentration Range (mg/mL) | 0.30-0.89 |
Sample Buffer | 12.5 MM NA PHOSPHATE, 140 MM NACL |
Data Reduction Software | MULTICCD |
Guiner Mean Radius Of Gyration (nm) | 6.94 |
Sigma Mean Radius Of Gyration | 0.12 |
R(XS-1) Mean Cross Sectional Radii (nm) | 1.93 |
R(XS-1) Sigma Mean Cross Sectional Radii | 0.04 |
R(XS-2) Mean Cross Sectional Radii (nm) | 1.24 |
R(XS-2) Sigma Mean Cross Sectional Radii | 0.15 |
P(R) Protein Length (nm) | 1 |
Solution Scattering Data Analysis and Model Fitting | |||||||||||||||||||
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Method | Software | Software Authors | Starting Model | Conformers, Number Calculated | Conformers, Number Submitted | Conformers, Selection Criteria | Best Representative Conformer | Other Details | |||||||||||
CONSTRAINED SCATTERING FITTING OF HOMOLOGY MODELS | INSIGHT II, HOMOLOGY, DISCOVERY, BIOPOLYMER, DELPHI, O, SCTPL7, GNOM | ACCELRYS | 8500 | 1 | THE MODELLED SCATTERING CURVES WERE ASSESSED BY CALCULATION OF THE RG AND RXS-1 VALUES IN THE SAME Q RANGES USED IN THE EXPERIMENTAL GUINIER FITS. MODELS WERE THEN RANKED USING A GOODNESS-OF-FIT R-FACTOR DEFINED BY ANALOGY WITH PROTEIN CRYSTALLOGRAPHY | 1 | HOMOLOGY MODELS WERE BUILT FOR THE FAB AND FC FRAGMENTS BY TRIAL AND ERROR CONSTRAINED MODELLING. THE POSITIONS OF THE FRAGMENTS WERE DETERMINED BY AN ... | HOMOLOGY MODELS WERE BUILT FOR
THE FAB AND FC FRAGMENTS BY TRIAL AND ERROR CONSTRAINED
MODELLING. THE POSITIONS OF THE FRAGMENTS WERE DETERMINED
BY AN APPROACH THAT COMBINED RANDOMISED HINGE PEPTIDE
STRUCTURES PRODUCED BY MOLECULAR DYNAMICS SIMULATIONS
WITH CURVE-FITTING TO EXPERIMENTAL X-RAY SOLUTION
SCATTERING DATA. A SINGLE ARRANGEMENT OF THE FAB AND FC
FRAGMENTS IS PRESENTED, WHICH IS REPRESENTATIVE OF A
FAMILY OF STRUCTURES THAT FIT THE SCATTERING DATA. MORE
DETAILS ON THE MODELLING STRATEGY ARE CONTAINED IN THE
PRIMARY REFERENCE. |
Diffraction
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID2 | 1. | ESRF | ID2 |