G4-DNA Ligand-3

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MedKoo CAT#: 464091

CAS#: unknown

Description: G4-DNA Ligand-3 is a novel fluorescent specific ligand of human telomeric G-quadruplex DNA, binding to both G-tetrad and the lateral loop near the 5-end, reducing the telomere length and downregulating hTERC and hTERT mRNA expression in HeLa cells.

Chemical Structure

G4-DNA Ligand-3
CAS# unknown

Theoretical Analysis

MedKoo Cat#: 464091
Name: G4-DNA Ligand-3
CAS#: unknown
Chemical Formula: C35H39IN4OS
Exact Mass: 690.1889
Molecular Weight: 690.6885
Elemental Analysis: C, 60.86; H, 5.69; I, 18.37; N, 8.11; O, 2.32; S, 4.64

Price and Availability

This product is not in stock, which may be available by custom synthesis. For cost-effective reason, minimum order is 1g (price is usually high, lead time is 2~3 months, depending on the technical challenge). Quote less than 1g will not be provided. To request quote, please email to sales @medkoo.com or click below button.
Note: Price will be listed if it is available in the future.

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Synonym: G4-DNA Ligand-3; G4 DNA Ligand-3; G4-DNA Ligand 3; G4 DNA Ligand 3;

IUPAC/Chemical Name: 2-((E)-4-(dimethylamino)styryl)-1-methyl-4-((Z)-(3-(3-morpholinopropyl)benzo[d]thiazol-2(3H)-ylidene)methyl)quinolin-1-ium iodide


InChi Code: InChI=1S/C35H39N4OS.HI/c1-36(2)29-16-13-27(14-17-29)15-18-30-25-28(31-9-4-5-10-32(31)37(30)3)26-35-39(33-11-6-7-12-34(33)41-35)20-8-19-38-21-23-40-24-22-38;/h4-7,9-18,25-26H,8,19-24H2,1-3H3;1H/q+1;/p-1


Appearance: Solid powder

Purity: >98% (or refer to the Certificate of Analysis)

Shipping Condition: Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition: Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Solubility: Soluble in DMSO

Shelf Life: >2 years if stored properly

Drug Formulation: This drug may be formulated in DMSO

Stock Solution Storage: 0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code: 2934.99.9001

Preparing Stock Solutions

The following data is based on the product molecular weight 690.6885 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL

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1: Wu G, Tillo D, Ray S, Chang TC, Schneekloth JS Jr, Vinson C, Yang D. Custom G4 Microarrays Reveal Selective G-Quadruplex Recognition of Small Molecule BMVC: A Large-Scale Assessment of Ligand Binding Selectivity. Molecules. 2020 Jul 30;25(15):3465. doi: 10.3390/molecules25153465. PMID: 32751510; PMCID: PMC7436161.

2: Głuszyńska A, Juskowiak B, Rubiś B. Binding Study of the Fluorescent Carbazole Derivative with Human Telomeric G-Quadruplexes. Molecules. 2018 Nov 30;23(12):3154. doi: 10.3390/molecules23123154. PMID: 30513661; PMCID: PMC6321567.

3: Głuszyńska A, Juskowiak B. Practical Microwave Synthesis of Carbazole Aldehydes for the Development of DNA-Binding Ligands. Molecules. 2019 Mar 9;24(5):965. doi: 10.3390/molecules24050965. PMID: 30857275; PMCID: PMC6429063.

4: Lagah S, Tan IL, Radhakrishnan P, Hirst RA, Ward JH, O'Callaghan C, Smith SJ, Stevens MF, Grundy RG, Rahman R. RHPS4 G-quadruplex ligand induces anti- proliferative effects in brain tumor cells. PLoS One. 2014 Jan 15;9(1):e86187. doi: 10.1371/journal.pone.0086187. PMID: 24454961; PMCID: PMC3893285.

5: Huang WC, Tseng TY, Chen YT, Chang CC, Wang ZF, Wang CL, Hsu TN, Li PT, Chen CT, Lin JJ, Lou PJ, Chang TC. Direct evidence of mitochondrial G-quadruplex DNA by using fluorescent anti-cancer agents. Nucleic Acids Res. 2015 Dec 2;43(21):10102-13. doi: 10.1093/nar/gkv1061. Epub 2015 Oct 19. PMID: 26487635; PMCID: PMC4666356.

6: Tseng TY, Wang ZF, Chien CH, Chang TC. In-cell optical imaging of exogenous G-quadruplex DNA by fluorogenic ligands. Nucleic Acids Res. 2013 Dec;41(22):10605-18. doi: 10.1093/nar/gkt814. Epub 2013 Sep 11. PMID: 24030712; PMCID: PMC3905880.

7: Wang ZF, Li MH, Chen WW, Hsu ST, Chang TC. A novel transition pathway of ligand-induced topological conversion from hybrid forms to parallel forms of human telomeric G-quadruplexes. Nucleic Acids Res. 2016 May 5;44(8):3958-68. doi: 10.1093/nar/gkw145. Epub 2016 Mar 14. PMID: 26975658; PMCID: PMC4856992.

8: Si MK, Pramanik SK, Ganguly B. Tuning the ring strain effect in acridine derivatives on binding affinity with G-quadruplex-DNA: A computational and experimental study. Int J Biol Macromol. 2019 Mar 1;124:1177-1185. doi: 10.1016/j.ijbiomac.2018.12.019. Epub 2018 Dec 3. PMID: 30521912.

9: Jäger K, Bats JW, Ihmels H, Granzhan A, Uebach S, Patrick BO. Polycyclic azoniahetarenes: assessing the binding parameters of complexes between unsubstituted ligands and G-quadruplex DNA. Chemistry. 2012 Aug 27;18(35):10903-15. doi: 10.1002/chem.201103019. Epub 2012 Jul 16. PMID: 22807262.