Collision cross sections for oligonucleotide ions. a
| Ion | mol. wt. (Da) | zb | Ω (Å2)c |
|---|---|---|---|
| [T10 – zH]z– (oligothymidine) | 2998.6 | –2 | 447(5) |
| –3 | 446(5) | ||
| –4 | 537(5) | ||
| –5 | 627(6) | ||
| –6 | 641(6) |
a Values reported in Hoaglund, C. S.; Liu, Y; Ellington, A. D.; Pagel, M.; Clemmer, D. E. J. Am. Chem. Soc.1997, 119, 9051.
b Charge state.
c Experimental collision cross sections derived from ion mobility data. Uncertainties are given in parentheses.