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5144
Myosin II Isoform Antibody Sampler Kit
Primary Antibodies
Antibody Sampler Kit

Myosin II Isoform Antibody Sampler Kit #5144

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Western blot analysis of extracts from various cell types using Myosin IIa Antibody.
After the primary antibody is bound to the target protein, a complex with HRP-linked secondary antibody is formed. The LumiGLO® is added and emits light during enzyme catalyzed decomposition.
Western blot analysis of extracts from various cell lines using Myosin IIc (D4A7) Rabbit mAb.
Western blot analysis of extracts from various cell types using Myosin IIb (D8H8) XP® Rabbit mAb.
Western blot analysis of extracts from COS cells, mock transfected or transfected with nonmuscle EGFP-myosin IIa, IIb or IIc, using Myosin IIa Antibody.
Confocal immunofluorescent analysis of COS-7 cells using Myosin IIc (D4A7) Rabbit mAb (green) and β-Actin (8H10D10) Mouse mAb #3700 (red). Blue pseudocolor = DRAQ5®#4084 (fluorescent DNA dye).
Confocal immunofluorescent analysis of COS-7 cells using Myosin IIb (D8H8) XP® Rabbit mAb (green). Actin filaments were labeled with DY-554 phalloidin (red). Blue pseudocolor = DRAQ5® #4084 (fluorescent DNA dye).
Confocal immunofluorescent analysis of HeLa cells using Myosin IIa Antibody (green) showing colocalization with actin filaments that have been labeled with DY-554 phalloidin (red). Blue pseudocolor = DRAQ5 (fluorescent DNA dye).
Inquiry Info.# 5144

Product Description

The Myosin II Isoform Antibody Sampler Kit is an economical way to examine the total protein levels of myosin II isoforms a, b, and c. The kit includes enough primary and secondary antibodies to perform four Western blot experiments.

Specificity / Sensitivity

Each antibody in the Myosin II Isoform Antibody Sampler Kit detects endogenous total levels of the specified myosin II isoform.

Source / Purification

Polyclonal antibody is produced by immunizing animals with a synthetic peptide corresponding to the carboxy terminus of mouse myosin IIa and human myosin IIb.
Monoclonal antibodies are produced by immunizing animals with a synthetic peptide corresponding to residues surrounding Gly656 of human myosin IIc protein and near the carboxy terminus of human myosin IIb protein.

Background

Nonmuscle myosin is an actin-based motor protein essential to cell motility, cell division, migration, adhesion, and polarity. The holoenzyme consists of two identical heavy chains and two sets of light chains. The light chains (MLCs) regulate myosin II activity and stability. The heavy chains (NMHCs) are encoded by three genes, MYH9, MYH10, and MYH14, which generate three different nonmuscle myosin II isoforms, IIa, IIb, and IIc, respectively (reviewed in 1). While all three isoforms perform the same enzymatic tasks, binding to and contracting actin filaments coupled to ATP hydrolysis, their cellular functions do not appear to be redundant and they have different subcellular distributions (2-5). The carboxy-terminal tail domain of myosin II is important in isoform-specific subcellular localization (6). Research studies have shown that phosphorylation of myosin IIa at Ser1943 contributes to the regulation of breast cancer cell migration (7).

Limited Uses

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For Research Use Only. Not for Use in Diagnostic Procedures.
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