Table 2.

Salt resistance of NC binding

OligonucleotideSalt resistancea (mM)
  d(A)8 15
  d(T)8 42
  d(I)8 115
  d(G)8 150
  d(GA)4 90
  d(IT)4 132
  d(TG)4 355
  • a NaCl concentration at which 50% of NC is removed from the oligonucleotide, as determined by the recovery of tryptophan fluorescence.