Short pendant arm linkers for nucleotides in sequencing applications
The present disclosure relates to new nucleotide and oligonucleotide compounds and their use in nucleic acid sequencing applications.
1. A compound of the formula (I):
wherein B is a nucleoside base; and
Fl is a fluorophore attached through an optional linker.
2. The compound according to claim 1 , wherein B is a nucleotide base.
3. The compound according to claim 2 , wherein B is a pyrimidine base.
4. The compound according to claim 3 , wherein the compound is of formula (c) or formula (t):
wherein p is a triphosphate group; and
Fl is a fluorophore attached through an optional linker.
5. The compound according to claim 2 , wherein B is a 7-deazapurine base.
6. The compound according to claim 5 , wherein the compound is of formula (a):
wherein p is a triphosphate group; and
Fl is a fluorophore attached through an optional linker.
7. The compound according to claim 2 , wherein the compound is attached to an oligonucleotide.
8. An oligonucleotide labelled with a compound according to claim 2 .
9. A compound of the formula (II):
wherein B is a nucleotide base.
10. The compound according to claim 9 , wherein B is a pyrimidine base.
11. The compound according to claim 10 , wherein the compound is of formula (ci) or formula (ti):
wherein Oln is an oligonucleotide.
12. The compound according to claim 9 , wherein B is a 7-deazapurine base.
13. The compound according to claim 12 , wherein the compound is of formula (ai):
wherein Oln is an oligonucleotide.
14. An oligonucleotide comprising a compound according to claim 9 .
15. An oligonucleotide comprising two or more copies of a compound according to claim 9 .
16. An oligonucleotide comprising ten or more copies of a compound according to claim 9 .
17. An oligonucleotide comprising one hundred or more copies of a compound according to claim 9 .
18. A kit comprising two or more nucleotides wherein at least one nucleotide is a labelled nucleotide according to claim 2 .
19. The kit according to claim 18 , comprising two or more nucleotides wherein at least two nucleotides are labelled nucleotides according to claim 2 .
20. The kit according to claim 18 , comprising four nucleotides wherein at least two nucleotides are labelled nucleotides according to claim 2 .
21. The nucleotide according to claim 2 , for use in sequencing, expression analysis, hybridization analysis, genetic analysis, RNA analysis, or protein binding assays, or combinations thereof.
22. The oligonucleotide according to claim 8 , for use in sequencing, expression analysis, hybridization analysis, genetic analysis, RNA analysis, or protein binding assays, or combinations thereof.
23. The oligonucleotide according to claim 14 , for use in sequencing, expression analysis, hybridization analysis, genetic analysis, RNA analysis, or protein binding assays, or combinations thereof.