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Merck

SAB4200174

Sigma-Aldrich

Anti-Rab18 (C-terminal) antibody produced in rabbit

~1.0 mg/mL, affinity isolated antibody

Sinónimos:

Anti-RAB18LI1, Anti-RP11-148B2.1, Anti-ras-related protein Rab-18

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About This Item

Código UNSPSC:
12352203
NACRES:
NA.41

origen biológico

rabbit

conjugado

unconjugated

forma del anticuerpo

affinity isolated antibody

tipo de anticuerpo

primary antibodies

clon

polyclonal

formulario

buffered aqueous solution

mol peso

~23 kDa (additional bands of higher MW may appear in some extract preparations)

reactividad de especies

rat, mouse, human

envase

antibody small pack of 25 μL

concentración

~1.0 mg/mL

técnicas

immunoprecipitation (IP): 2.5-5.0 μg using lysates of human PC3 cells
indirect immunofluorescence: 2.5-5.0 μg/mL using rat NRK cells
western blot: 2.5-5.0 μg/mL using whole extracts of mouse MM3MG cells

Nº de acceso UniProt

Condiciones de envío

dry ice

temp. de almacenamiento

−20°C

modificación del objetivo postraduccional

unmodified

Información sobre el gen

human ... RAB18(22931)
mouse ... Rab18(19330)
rat ... Rab18(307039)

Descripción general

Ras-related protein Rab-18 (Rab18) is a member of the ras-associated binding (Rab) family of small guanosine triphosphatases (GTPases). Rab proteins contain conserved regions involved in guanine-nucleotide binding, and hypervariable C-terminal domains with a cysteine motif, implicated in subcellular targeting. RAB18 gene is mapped to human chromosome 10p12.1.

Especificidad

Anti-Rab18 (C-terminal) recognizes human, mouse, and rat Rab18.

Aplicación

Anti-Rab18 (C-terminal) antibody produced in rabbit may be used in:
  • immunoblotting
  • immunoprecipitation
  • immunofluorescence

Acciones bioquímicas o fisiológicas

Ras-associated binding (Rab)-guanosine triphosphatases (GTPases) are central regulators of membrane trafficking between different subcellular compartments of eukaryotic cells. Their regulatory capacity depends on their ability to cycle between the guanosine diphosphate (GDP)-bound inactive and guanosine triphosphate (GTP)-bound active states. Rab18 is involved in retrograde Golgi-endoplasmic reticulum (ER) trafficking. It localizes to lipid droplets and induces the association of the lipid droplets with endoplasmic reticulum (ER) membranes. Anti-Rab18 may thus be used as a marker to follow the dynamics of lipid droplets in living cells. Rab18 has a potential function in eye development. Mutations in the RAB18 are implicated in Warburg micro syndrome.

Forma física

Solution in 0.01 M phosphate buffered saline, pH 7.4, containing 15 mM sodium azide

Almacenamiento y estabilidad

Store at –20 °C. For continuous use, store at 2–8 °C for up to one month. For extended storage, freeze in working aliquots. Repeated freezing and thawing, or storage in “frost-free” freezers, is not recommended. If slight turbidity occurs upon prolonged storage, clarify the solution by centrifugation before use. Discard working dilutions if not used within 12 hours.

Cláusula de descargo de responsabilidad

Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.

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Código de clase de almacenamiento

10 - Combustible liquids

Punto de inflamabilidad (°F)

Not applicable

Punto de inflamabilidad (°C)

Not applicable


Certificados de análisis (COA)

Busque Certificados de análisis (COA) introduciendo el número de lote del producto. Los números de lote se encuentran en la etiqueta del producto después de las palabras «Lot» o «Batch»

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Visite la Librería de documentos

Shintaro Ozeki et al.
Journal of cell science, 118(Pt 12), 2601-2611 (2005-05-26)
Lipid droplets (LDs) are organelles that store neutral lipids, but their regulatory mechanism is not well understood. In the present study, we identified Rab18 as an LD component of HepG2 cells by proteomic analysis, and confirmed its localization by immunohistochemistry
Olena Pylypenko et al.
Small GTPases, 9(1-2), 22-48 (2017-06-21)
Rab molecular switches are key players in defining membrane identity and regulating intracellular trafficking events in eukaryotic cells. In spite of their global structural similarity, Rab-family members acquired particular features that allow them to perform specific cellular functions. The overall

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