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AB120689

Dyngo® 4a highly potent dynamin inhibitor

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(92 Publications)

Dyngo® 4a (CAS: 1256493-34-1) (ab120689) is a highly potent cell-permeable dynamin inhibitor (IC50 values are 400 nM and 200 nM at dynamin I and II human-recombinant, respectively). Inhibits clathrin-mediated endocytosis (IC50 = 5.5 µM).

- Dynasore (ab120192) analog
- Used to characterize clathrin-dependent vesicle formation and endocytosis
- Proven performance: cited in over 90 publications
3 Images
Chemical Structure - Dyngo® 4a highly potent dynamin inhibitor (AB120689)
  • Chemical Structure

Lab

Chemical Structure - Dyngo® 4a highly potent dynamin inhibitor (AB120689)

2D chemical structure image of ab120689, Dyngo® 4a, Novel, highly potentdynamin inhibitor

Immunocytochemistry/ Immunofluorescence - Dyngo® 4a highly potent dynamin inhibitor (AB120689)
  • ICC/IF

Unknown

Immunocytochemistry/ Immunofluorescence - Dyngo® 4a highly potent dynamin inhibitor (AB120689)

ab66705 staining PAI1 in HeLa cells treated with dyngo-4a™ (ab120689), by ICC/IF. Increase in PAI1 expression correlates with increased concentration of dyngo-4a™, as described in literature.
The cells were incubated at 37°C for 6h in media containing different concentrations of ab120689 (dyngo-4a™) in DMSO, fixed with 100% methanol for 5 minutes at -20°C and blocked with PBS containing 10% goat serum, 0.3 M glycine, 1% BSA and 0.1% tween for 2h at room temperature. Staining of the treated cells with ab66705 (5 μg/ml) was performed overnight at 4°C in PBS containing 1% BSA and 0.1% tween. A DyLight® 488 goat anti-rabbit polyclonal antibody (ab96899) at 1/250 dilution was used as the secondary antibody. Nuclei were counterstained with DAPI and are shown in blue.

Functional Studies - Dyngo® 4a highly potent dynamin inhibitor (AB120689)
  • FuncS

PubMed

Functional Studies - Dyngo® 4a highly potent dynamin inhibitor (AB120689)

Primary human monocyte-derived macrophages were treated without (Ctrl) and with ab120689 (Dyngo 4A) for 2 h. Effects on α-tubulin and acetylated tubulin (Ac-tubulin) were determined by confocal microscopy.

Credit : Kockx M et al. PLoS One. 2014; 9(10) : e111186. doi : 10.1371/journal.pone.0111186

Kockx M et al. PLoS One. 2014; 9(10): e111186. doi: 10.1371/journal.pone.0111186 Reproduced under the Creative Commons license http://creativecommons.org/licenses/by/4.0/

Key facts

CAS number

1256493-34-1

Form

Solid

form

Molecular weight

338.3 Da

Molecular formula

C<sub>1</sub><sub>8</sub>H<sub>1</sub><sub>4</sub>N<sub>2</sub>O<sub>5</sub>

PubChem

136227923

Nature

Synthetic

Solubility

Soluble in DMSO to 100 mM

Biochemical name

Dyngo-4a

Biological description

Highly potent dynamin inhibitor (IC50 values are 400 nM and 200 nM at dynamin I and II human-recombinant, respectively). Inhibits clathrin-mediated endocytosis (IC50 = 5.5 µM). Dynasore (ab120192) analog. Prevents botulin neurotoxin A (BoNTs) uptake and internalization, and prevents SNAP25 cleavage. Inhibits BoNTs induced paralysis and delays botulism onset.

Canonical smiles

C1=CC=C2C=C(C(=CC2=C1)C(=O)NN=CC3=CC(=C(C=C3O)O)O)O

Isomeric smiles

C1=CC=C2C=C(C(=CC2=C1)C(=O)N/N=C/C3=CC(=C(C=C3O)O)O)O

InChi

InChI=1S/C18H14N2O5/c21-14-8-17(24)16(23)7-12(14)9-19-20-18(25)13-5-10-3-1-2-4-11(10)6-15(13)22/h1-9,21-24H,(H,20,25)/b19-9+

InChiKey

UAXHPUSKEWEOAP-DJKKODMXSA-N

IUPAC Name

3-hydroxy-N-[(E)-(2,4,5-trihydroxyphenyl)methylideneamino]naphthalene-2-carboxamide

Product details

Sold under exclusive licence from Children's Medical Research Institute and Newcastle Innovation Ltd. Dyngo® is a trademark of Children's Medical Research Institute and Newcastle Innovation Ltd.

Properties and storage information

Shipped at conditions
Ambient - Can Ship with Ice
Appropriate short-term storage conditions
+4°C
Appropriate long-term storage conditions
+4°C
Storage information
Store under desiccating conditions|The product can be stored for up to 12 months

Product protocols

Publications (92)

Recent publications for all applications. Explore the full list and refine your search

PLoS pathogens 21:e1012564 PubMed40067817

2025

The CLIC/GEEC pathway regulates particle uptake and formation of the virus-containing compartment (VCC) in HIV-1-infected macrophages.

Applications

Unspecified application

Species

Unspecified reactive species

Kathleen Candor,Lingmei Ding,Sai Balchand,Jason E Hammonds,Paul Spearman

eLife 13: PubMed39812558

2025

Endocytic recycling is central to circadian collagen fibrillogenesis and disrupted in fibrosis.

Applications

Unspecified application

Species

Unspecified reactive species

Joan Chang,Adam Pickard,Jeremy A Herrera,Sarah O'Keefe,Richa Garva,Matthew Hartshorn,Anna Hoyle,Lewis Dingle,John Knox,Thomas A Jowitt,Madeleine Coy,Jason Wong,Adam Reid,Yinhui Lu,Cédric Zeltz,Rajamiyer V Venkateswaran,Patrick T Caswell,Stephen High,Donald Gullberg,Karl E Kadler

Cells 13: PubMed39768130

2025

SARS-CoV-2 Spike Protein Amplifies the Immunogenicity of Healthy Renal Epithelium in the Presence of Renal Cell Carcinoma.

Applications

Unspecified application

Species

Unspecified reactive species

Maryna Somova,Stefan Simm,Jens Ehrhardt,Janosch Schoon,Martin Burchardt,Pedro Caetano Pinto

Alzheimer's & dementia : the journal of the Alzheimer's Association 21:e14418 PubMed39713861

2024

Microglia internalize tau monomers and fibrils using distinct receptors but similar mechanisms.

Applications

Unspecified application

Species

Unspecified reactive species

Kristian F Falkon,Liliana Danford,Eduardo Gutierrez Kuri,Paulina Esquinca-Moreno,Yaren L Peña Señeriz,Sabrina Smith,Jessica L Wickline,Ariel Louwrier,Jacob A McPhail,Naomi L Sayre,Sarah C Hopp

Science advances 10:eadq3539 PubMed39485845

2024

Mouse α-synuclein fibrils are structurally and functionally distinct from human fibrils associated with Lewy body diseases.

Applications

Unspecified application

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Unspecified reactive species

Arpine Sokratian,Ye Zhou,Meltem Tatli,Kevin J Burbidge,Enquan Xu,Elizabeth Viverette,Sonia Donzelli,Addison M Duda,Yuan Yuan,Huizhong Li,Samuel Strader,Nirali Patel,Lauren Shiell,Tuyana Malankhanova,Olivia Chen,Joseph R Mazzulli,Lalith Perera,Henning Stahlberg,Mario Borgnia,Alberto Bartesaghi,Hilal A Lashuel,Andrew B West

Molecular metabolism 90:102046 PubMed39401613

2024

Hypothalamic tanycytes internalize ghrelin from the cerebrospinal fluid: Molecular mechanisms and functional implications.

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Unspecified application

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Unspecified reactive species

Ivana M Gomez,Maia Uriarte,Gimena Fernandez,Franco Barrile,Daniel Castrogiovanni,Sonia Cantel,Jean-Alain Fehrentz,Pablo N De Francesco,Mario Perello

American journal of physiology. Gastrointestinal and liver physiology 327:G267-G283 PubMed38860860

2024

Specific binding sites on Rhesus rotavirus capsid protein dictate the method of endocytosis inducing the murine model of biliary atresia.

Applications

Unspecified application

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Unspecified reactive species

Haley Temple,Bryan Donnelly,Sujit K Mohanty,Sarah Mowery,Holly M Poling,Rajamouli Pasula,Stephen Hartman,Akaljot Singh,Reena Mourya,Alexander Bondoc,Jaroslaw Meller,Anil G Jegga,Kei Oyama,Monica McNeal,Paul Spearman,Greg Tiao

NPJ Parkinson's disease 10:107 PubMed38773105

2024

A stem cell-based assay platform demonstrates alpha-synuclein dependent synaptic dysfunction in patient-derived cortical neurons.

Applications

Unspecified application

Species

Unspecified reactive species

Andrew J White,Karis A Clark,Kellianne D Alexander,Nagendran Ramalingam,Tracy L Young-Pearse,Ulf Dettmer,Dennis J Selkoe,Gary P H Ho

iScience 27:109021 PubMed38361629

2024

Biomimetic proteolipid vesicles for reverting GPI deficiency in paroxysmal nocturnal hemoglobinuria.

Applications

Unspecified application

Species

Unspecified reactive species

Valentina Giudice,Pasqualina Scala,Erwin P Lamparelli,Marisa Gorrese,Bianca Serio,Angela Bertolini,Francesca Picone,Giovanna Della Porta,Carmine Selleri

The Journal of pharmacology and experimental therapeutics 388:506-517 PubMed37442618

2024

Differential Efficacy of Small Molecules Dynasore and Mdivi-1 for the Treatment of Dry Eye Epitheliopathy or as a Countermeasure for Nitrogen Mustard Exposure of the Ocular Surface.

Applications

Unspecified application

Species

Unspecified reactive species

Jinhong Pan,Satyabrata Pany,Rafael Martinez-Carrasco,M Elizabeth Fini
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