Patent ID: 11859241
Assignee: ELEMENT BIOSCIENCES, INC.
Field: Measurement (Instruments)
Classification: CPC C  G | IPC C  G

Claim 4:
5. The method of claim 1, wherein each nucleotide analog in the plurality of nucleotide analogs of steps (b) and (e) comprise a removable chain terminating moiety at the 3′ sugar group, wherein the removable chain terminating moiety comprises an alkyl group, alkenyl group, alkynyl group, allyl group, aryl group, benzyl group, azide group, azido group, O-azidomethyl group, amine group, amide group, keto group, isocyanate group, phosphate group, thio group, disulfide group, carbonate group, urea group, or silyl group, and wherein the removable chain terminating moiety is cleavable with a chemical compound to generate an extendible 3′ OH moiety on the sugar group.