Scaffold-based polymerase enzyme substrates
AssigneePacific Biosciences of California, Inc.
InventorsGene Shen, Lubomir Sebo, Stephen Yue, Wei-Chuan Sun, Louis Brogley, Anderi Fedorov
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Abstract
The invention provides a novel class of scaffold-based labeled polymerase enzyme substrates. The polymerase enzyme substrates have a multivalent core or scaffold to which is attached fluorescent dye moieties and nucleoside phosphate moities. The polymerase enzyme substrates have multiple fluorescent dye moities and/or multiple nucleoside phosphate moieties. Preferred multivalent cores comprise trifunctional six membered aromatic moities. The invention also provides for sequencing methods and kits with scaffold-based labeled polymerase enzyme substrates.
Claims28
A composition comprising a compound having the structure:
- D-(L-P-N)m
- wherein D is a fluorescent dye moiety having m linking sites, L is either a direct bond or a linker, P is a polyphosphate moiety having the structure:
- wherein u is from 2 to 10, N is a nucleoside moiety, and m is from 3 to 8.
Dependencies are inferred from the claim text.