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Combined high- and low-resolution techniques reveal compact structure in central portion of factor H despite long inter-modular linkers
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-15N HSQC 20mM potassium phosphate-1 93% H2O/7% D2O 20 6.6 ambient 298 2 2D 1H-13C HSQC 20mM potassium phosphate-1 93% H2O/7% D2O 20 6.6 ambient 298 3 3D CBCA(CO)NH 20mM potassium phosphate-1 93% H2O/7% D2O 20 6.6 ambient 298 4 3D HNCACB 20mM potassium phosphate-1 93% H2O/7% D2O 20 6.6 ambient 298 5 3D HBHA(CO)NH 20mM potassium phosphate-1 93% H2O/7% D2O 20 6.6 ambient 298 6 3D H(CCO)NH 20mM potassium phosphate-1 93% H2O/7% D2O 20 6.6 ambient 298 7 3D HCCH-TOCSY 20mM potassium phosphate-1 93% H2O/7% D2O 20 6.6 ambient 298 8 3D HNCO 20mM potassium phosphate-1 93% H2O/7% D2O 20 6.6 ambient 298 9 3D HNCA 20mM potassium phosphate-1 93% H2O/7% D2O 20 6.6 ambient 298 10 3D C(CO)NH 20mM potassium phosphate-1 93% H2O/7% D2O 20 6.6 ambient 298 11 3D 1H-15N TOCSY 20mM potassium phosphate-1 93% H2O/7% D2O 20 6.6 ambient 298 12 3D 1H-13C NOESY 20mM potassium phosphate-1 93% H2O/7% D2O 20 6.6 ambient 298 13 3D 1H-15N NOESY 20mM potassium phosphate-1 93% H2O/7% D2O 20 6.6 ambient 298 14 3D CBCANH 20mM potassium phosphate-1 93% H2O/7% D2O 20 6.6 ambient 298
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE 800 2 Bruker AVANCE 600
NMR Refinement Method Details Software simulated annealing Cyana used first to calculate the structures followed by refinement in explicit water in CNS. CNS
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 100 Conformers Submitted Total Number 20 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 refinement CNS 1.2 Brunger, Adams, Clore, Gros, Nilges and Read 2 refinement CYANA 2.1 Guntert, Mumenthaler and Wuthrich 3 structure solution CYANA 2.1 Guntert, Mumenthaler and Wuthrich 4 data analysis MOLMOL Koradi, Billeter and Wuthrich 5 processing Azara Boucher 6 data analysis ProcheckNMR Laskowski and MacArthur 7 collection TopSpin Bruker Biospin 8 data analysis WHAT IF Vriend