The pteridine nucleoside analog 3-methyl isoxanthopterin (3-MI)
ORDERING INFO

Item Cat. No Units
3-MI 3MI nucleotide

(2004) NAR 32 e62

(2001) CBB 34 257 (review)

(1998) SPIE 3256 68

(1997) Anal. Biochem 244 86

(1997) Biophys J 73 3277

(1995) NAR 23 2872


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The pteridine nucleoside analog 3-methyl isoxanthopterin (3-MI) is highly fluorescent, with a quantum yield of 0.88. Within an oligonucleotide, 3-MI is intimately associated with native bases and its fluorescence is variably quenched in a sequence-dependent manner.

3MI

Nucleoside analog Guanosine
Excitation maximum 348 nm
Emission maximum 431 nm
Quantum yield 0.88
Availability Custom oligonucleotide synthesis

FOR RESEARCH USE ONLY
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