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CDPI3 Alkyne
Minor Groove Binder Alkyne
Minor Groove Binder (MGB) molecules selectively bind to the minor groove of a DNA molecule, the shallow furrow in the DNA helix. MGB-labeled oligonucleotides form stable hybrid complexes with complementary DNA and RNA target sequences. Dihydropyrroloindole tripeptide (CDPI3), the analogs of natural product CC-1065, have been shown to arrest sequence-specific primer extension on single-stranded DNA when linked to oligonucleotides. CDPI3-containing oligonucleotides increases both the specificity and the strength of hybridization, thus enhancing the stability of DNA duplexes. The addition of MGB molecules to DNA probes allows the design of shorter hybridization probes useful for molecular diagnostics, e.g., quantitative PCR based assays. Several designs are possible, including Taqman MGB probes. Compared to other commercial MGB probes, AAT Bioquest offer this MGB building block that contains a methylpiperazine moiety (derived from Hoechst 33258, another popular MGB molecule) to further enhance its DNA affinity. We offer CDPI3 alkyne for labeling azide-modified oligos.
Chemical structure for CDPI3 Alkyne [Minor Groove Binder Alkyne].
Chemical structure for CDPI3 Alkyne [Minor Groove Binder Alkyne].
CatalogSize
Price
Quantity
69101 mg
Price
 
Physical properties

Molecular weight1403.64
SolventDMSO
Storage, safety and handling

H-phraseH303, H313, H333
Hazard symbolXN
Intended useResearch Use Only (RUO)
R-phraseR20, R21, R22
StorageFreeze (< -15 °C); Minimize light exposure
UNSPSC12171501
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Page updated on October 18, 2025