Product: IFITM3 Antibody
Catalog: DF8270
Description: Rabbit polyclonal antibody to IFITM3
Application: WB IHC IF/ICC
Reactivity: Human, Mouse, Rat
Prediction: Pig, Sheep
Mol.Wt.: 15 kDa; 15kD(Calculated).
Uniprot: Q01628
RRID: AB_2841559

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 100ul $280 In stock
 200ul $350 In stock

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Product Info

Source:
Rabbit
Application:
WB 1:1000-3000, IF/ICC 1:100-1:500, IHC 1:50-1:200
*The optimal dilutions should be determined by the end user.
*Tips:

WB: For western blot detection of denatured protein samples. IHC: For immunohistochemical detection of paraffin sections (IHC-p) or frozen sections (IHC-f) of tissue samples. IF/ICC: For immunofluorescence detection of cell samples. ELISA(peptide): For ELISA detection of antigenic peptide.

Reactivity:
Human,Mouse,Rat
Prediction:
Pig(100%), Sheep(100%)
Clonality:
Polyclonal
Specificity:
IFITM3 Antibody detects endogenous levels of total IFITM3.
RRID:
AB_2841559
Cite Format: Affinity Biosciences Cat# DF8270, RRID:AB_2841559.
Conjugate:
Unconjugated.
Purification:
The antiserum was purified by peptide affinity chromatography using SulfoLink™ Coupling Resin (Thermo Fisher Scientific).
Storage:
Rabbit IgG in phosphate buffered saline , pH 7.4, 150mM NaCl, 0.02% sodium azide and 50% glycerol. Store at -20 °C. Stable for 12 months from date of receipt.
Alias:

Fold/Unfold

1 8U; Fragilis; IFITM3; IFM3_HUMAN; Interferon induced transmembrane protein 3 (1 8U); Interferon Induced Transmembrane Protein 3; Interferon inducible; Interferon inducible protein 1 8U; Interferon Inducible Protein 15; Interferon Inducible Protein Homolog; Interferon-induced transmembrane protein 3; Interferon-inducible protein 1-8U; IP15;

Immunogens

Immunogen:
Uniprot:
Gene(ID):
Sequence:
MNHTVQTFFSPVNSGQPPNYEMLKEEHEVAVLGAPHNPAPPTSTVIHIRSETSVPDHVVWSLFNTLFMNPCCLGFIAFAYSVKSRDRKMVGDVTGAQAYASTAKCLNIWALILGILMTILLIVIPVLIFQAYG

Predictions

Predictions:

Score>80(red) has high confidence and is suggested to be used for WB detection. *The prediction model is mainly based on the alignment of immunogen sequences, the results are for reference only, not as the basis of quality assurance.

Species
Results
Score
Pig
100
Sheep
100
Horse
0
Bovine
0
Dog
0
Xenopus
0
Zebrafish
0
Chicken
0
Rabbit
0
Model Confidence:
High(score>80) Medium(80>score>50) Low(score<50) No confidence

PTMs - Q01628 As Substrate

Site PTM Type Enzyme
S10 Phosphorylation
Y20 Phosphorylation P06241 (FYN)
K24 Ubiquitination
T42 Phosphorylation
T52 Phosphorylation
K83 Ubiquitination
K88 Ubiquitination
T94 Phosphorylation
Y99 Phosphorylation
K104 Ubiquitination

Research Backgrounds

Function:

IFN-induced antiviral protein which disrupts intracellular cholesterol homeostasis. Inhibits the entry of viruses to the host cell cytoplasm by preventing viral fusion with cholesterol depleted endosomes. May inactivate new enveloped viruses which buds out of the infected cell, by letting them go out with a cholesterol depleted membrane. Active against multiple viruses, including influenza A virus, SARS coronavirus (SARS-CoV), Marburg virus (MARV) and Ebola virus (EBOV), Dengue virus (DNV), West Nile virus (WNV), human immunodeficiency virus type 1 (HIV-1) and vesicular stomatitis virus (VSV). Can inhibit: influenza virus hemagglutinin protein-mediated viral entry, MARV and EBOV GP1,2-mediated viral entry, SARS-CoV S protein-mediated viral entry and VSV G protein-mediated viral entry. Plays a critical role in the structural stability and function of vacuolar ATPase (v-ATPase). Establishes physical contact with the v-ATPase of endosomes which is critical for proper clathrin localization and is also required for the function of the v-ATPase to lower the pH in phagocytic endosomes thus establishing an antiviral state.

PTMs:

Palmitoylation on membrane-proximal cysteines controls clustering in membrane compartments and antiviral activity against influenza virus.

Not glycosylated.

Polyubiquitinated with both 'Lys-48' and 'Lys-63' linkages. Ubiquitination negatively regulates antiviral activity. Lys-24 is the most prevalent ubiquitination site.

Subcellular Location:

Cell membrane>Single-pass type II membrane protein. Late endosome membrane>Single-pass type II membrane protein. Lysosome membrane>Single-pass type II membrane protein.

Extracellular region or secreted Cytosol Plasma membrane Cytoskeleton Lysosome Endosome Peroxisome ER Golgi apparatus Nucleus Mitochondrion Manual annotation Automatic computational assertionSubcellular location
Subunit Structure:

Interacts with ATP6V0B and CD81 (By similarity). Interacts with SPP1; the interaction reduces OPN expression. Interacts with VAPA.

Family&Domains:

Belongs to the CD225/Dispanin family.

References

1). Single-cell RNA sequencing reveals the impaired epidermal differentiation and pathological microenvironment in diabetic foot ulcer. Burns & trauma, 2025 (PubMed: 40040959) [IF=6.3]

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