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  • R4779 - Anti-Rab7 antibody produced in rabbit

R4779 Sigma-Aldrich

Anti-Rab7 antibody produced in rabbit

affinity isolated antibody, buffered aqueous solution

Synonym: Anti-Ras-Related Protein Rab7



Related Categories Alphabetical Index, Antibodies, Antibodies for Cell Biology, Antibodies to Cell and Organelle Proteins, Antibodies to Cytoplasm,
conjugate   unconjugated
clone   polyclonal
biological source   rabbit
application(s)   indirect immunofluorescence: 5-10 μg/mL using rat NRK and mouse NIH-3T3 cells fixed and permeabilized with 3% paraformaldehyde followed by 0.4% saponin
  western blot: 2.5-5.0 μg/mL using extract of human A431 cells
species reactivity   mouse, rat, human
mol wt   antigen ~23 kDa
form   buffered aqueous solution
shipped in   dry ice
storage temp.   −20°C
antibody form   affinity isolated antibody
antibody product type   primary antibodies
UniProt accession no.   P51149
Gene Information   human ... RAB7A(7879)
mouse ... Rab7(19349)
rat ... Rab7a(29448)


General description

Rab7 is a member of the Rab family of small guanosine triphosphatases (GTPases). Rab proteins contain conserved regions involved in guanine nucleotide binding, and hypervariable COOH-terminal domains with a cysteine motif, implicated in subcellular targeting. Each Rab protein shows a characteristic subcellular distribution. The antibody is affinity-purified using the immunizing peptide immobilized on agarose.

Ras-related protein Rab-7 (Rab7) is a member of the Rab family of small guanosine triphosphatases (GTPases).


Anti- Rab7 recognizes human, mouse and rat Rab7.


Synthetic peptide corresponding to amino acid residues of human Rab7 with C-terminal added cysteine, conjugated to KLH.


Anti-Rab7 antibody can be used in indirect immunofluorescence and immunoblotting.

Anti-Rab7 antibody produced in rabbit has been used in confocal microscopy.

Physical form

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

Storage and Stability

For continuous use, store at 2-8 °C for up to one month. For extended storage freeze in working aliquots. Repeated freezing and thawing is not recommended. If slight turbidity occurs upon prolonged storage, clarify the solution by centrifugation before use. Working dilution samples should be discarded if not used within 12 hours.


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.

Biochem/physiol Actions

Rab family of small guanosine triphosphatases (GTPases) are central regulators of membrane trafficking between the different subcellular compartments of the eukaryotic cell. Their regulatory capacity depends on their ability to cycle between the GDP-bound inactive and GTP-bound active states. Conversion from one state to the other is regulated by GDP/GTP exchange factors (GEPs), GDP dissociation inhibitors (GDIs) and GTPase-activating proteins (GAPs). Activation of a Rab protein is coupled to its association with intracellular membranes, allowing it to recruit downstream effector proteins to the cytoplasmic surface of a subcellular compartment. Through their effector proteins, Rab GTPases regulate vesicle formation, actin- and tubulin-dependent vesicle movement, and membrane fusion. Rab7 is also involved in the maturation of late autophagic vacuoles. Among Rab7 effectors are RILP (Rab-interacting lysosome protein) that controls late endosomal and lysosomal transport by mediating the recruitment of dynein/dynactin motors, Rabring7 (Rab7- interacting ring finger protein),(10) and the hVPS34/p150 complex. Anti-Rab7 may be used as a marker for late endosomes.

Safety & Documentation

Safety Information

NONH for all modes of transport
WGK Germany 
Protocols & Articles


Antibody Basics

Immunoglobulins (Igs) are produced by B lymphocytes and secreted into plasma. The Ig molecule in monomeric form is a glycoprotein with a molecular weight of approximately 150 kDa that is shaped more ...
Keywords: Affinity chromatography, Centrifugation, Chromatography, Digestions, Direct immunofluorescence, Gene expression, High performance liquid chromatography, Immunofluorescence, Ion Exchange, Microscopy, Precipitation, Purification, Rheumatology, Scanning electron microscopy


Western Blot Protocol | Immunoblotting Protocol

Western Blotting refers to the electrophoretic transfer of proteins from sodium dodecyl sulfate polyacrylamide gels to sheets of PVDF or nitrocellullose membrane, followed by immunodetection of prote...
Keywords: AGE, Buffers, Cell disruption, Detection methods, Detergents, Dialysis, Electroblotting, Electrophoresis, Enzyme activity, Gel electrophoresis, Immunoprecipitation, PAGE, Protein extraction, Purification, Sample preparations, Western blot

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R8779 Monoclonal Anti-Rab7 antibody produced in mouse, ~2 mg/mL, clone Rab7-117, purified immunoglobulin, buffered aqueous solution

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