Merck
CN
All Photos(1)

Documents

428021

Sigma-Aldrich

Latrunculin A, Latrunculia magnifica

Latrunculin A, CAS 76343-93-6, is a cell-permeable marine toxin that disrupts microfilament organization in cultured cells by the formation of a 1:1 complex with monomeric G-actin (KD = 200 nM).

Sign Into View Organizational & Contract Pricing
All Photos(1)
Synonym(s):
Latrunculin A, Latrunculia magnifica
Empirical Formula (Hill Notation):
C22H31NO5S
CAS Number:
76343-93-6
Molecular Weight:
421.55
NACRES:
NA.77

Quality Level

100

Assay

≥95% (HPLC)

form

solid

manufacturer/tradename

Calbiochem®

storage condition

OK to freeze
protect from light

color

white

solubility

DMSO: 25 mg/mL

shipped in

ambient

storage temp.

−20°C

InChI

1S/C22H31NO5S/c1-15-7-5-3-4-6-8-16(2)11-20(24)27-18-12-17(10-9-15)28-22(26,13-18)19-14-29-21(25)23-19/h3-5,7,11,15,17-19,26H,6,8-10,12-14H2,1-2H3,(H,23,25)/b4-3+,7-5-,16-11-/t15-,17-,18-,19+,22-/m1/s1

InChI key

DDVBPZROPPMBLW-IZGXTMSKSA-N

General description

A cell-permeable marine toxin from the Red Sea sponge Latrunculia magnifica that disrupts microfilament organization in cultured cells by the formation of a 1:1 complex with monomeric G-actin (Kd = 200 nM). Also a potent inhibitor of microfilament-mediated processes in sperm, eggs, and embryos.
A cell-permeable marine toxin that disrupts microfilament organization in cultured cells by the formation of a 1:1 complex with monomeric G-actin (Kd = 200 nM). Also a potent inhibitor of microfilament-mediated processes in sperm, eggs, and embryos. A 1 mM (50 µg/119 µl) solution of Latrunculin A, Latrunculia magnifica Cat. No. 428026 in DMSO is also available.

Biochem/physiol Actions

Cell permeable: yes
Kd = 200 nM in formation of a 1:1 complex with monomeric G-actin
Primary Target
G-actin
Product does not compete with ATP.
Reversible: no

Packaging

Packaged under inert gas

Warning

Toxicity: Harmful (C)

Reconstitution

Following reconstitution aliquot and freeze (-20°C). Stock solutions are stable for up to 3 months at -20°C.

Other Notes

Ayscough, K.R., et al. 1997. J. Cell Biol. 137, 399.
Spector, I., et al. 1989. Cell Motil. Cytoskeleton 13, 127.
Coue, M., et al. 1987. FEBS Lett. 213, 316.
Schatten, G., et al. 1986. Exp. Cell Res. 166, 191.
Spector, I., et al. 1983. Science 219, 493.

Legal Information

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Documents related to the products that you have purchased in the past have been gathered in the Document Library for your convenience.

Visit the Document Library

Difficulty Finding Your Product Or Lot/Batch Number?

Product numbers are combined with Pack Sizes/Quantity when displayed on the website (example: T1503-25G). Please make sure you enter ONLY the product number in the Product Number field (example: T1503).

Example:

T1503
Product Number
-
25G
Pack Size/Quantity

Additional examples:

705578-5MG-PW

PL860-CGA/SHF-1EA

MMYOMAG-74K-13

1000309185

enter as 1.000309185)

Having trouble? Feel free to contact Technical Service for assistance.

Lot and Batch Numbers can be found on a product's label following the words 'Lot' or 'Batch'.

Aldrich Products

  • For a lot number such as TO09019TO, enter it as 09019TO (without the first two letters 'TO').

  • For a lot number with a filling-code such as 05427ES-021, enter it as 05427ES (without the filling-code '-021').

  • For a lot number with a filling-code such as STBB0728K9, enter it as STBB0728 without the filling-code 'K9'.

Not Finding What You Are Looking For?

In some cases, a COA may not be available online. If your search was unable to find the COA you can request one.

Request COA

Camille Curantz et al.
PLoS biology, 20(10), e3001807-e3001807 (2022-10-11)
Developing tissues can self-organize into a variety of patterned structures through the stabilization of stochastic fluctuations in their molecular and cellular properties. While molecular factors and cell dynamics contributing to self-organization have been identified in vivo, events channeling self-organized systems
Ao Liu et al.
Molecular biology of the cell, 32(20), ar5-ar5 (2021-08-05)
Mitochondrial division is an important cellular process in both normal and pathological conditions. The dynamin GTPase Drp1 is a central mitochondrial division protein, driving constriction of the outer mitochondrial membrane (OMM). In mammals, the OMM protein mitochondrial fission factor (Mff)
Microtubule retrograde flow retains neuronal polarization in a fluctuating state.
Schelski, et al.
Science Advances, 8, eabo2336-eabo2336 (2022)
Lia Mara Gomes Paim et al.
Proceedings of the National Academy of Sciences of the United States of America, 119(12), e2119381119-e2119381119 (2022-03-17)
Cytokinesis is the final step of cell division during which a contractile ring forms a furrow that partitions the cytoplasm in two. How furrow ingression is spatiotemporally regulated and how it is adapted to complex cellular environments and developmental transitions
Sabrya C Carim et al.
iScience, 26(6), 106903-106903 (2023-06-28)
Animal cell cytokinesis requires activation of the GTPase RhoA (Rho1 in Drosophila), which assembles an F-actin- and myosin II-dependent contractile ring (CR) at the equatorial plasma membrane. CR closure is poorly understood, but involves the multidomain scaffold protein, Anillin. Anillin
View All Related Papers

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service