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Rabbit Anti-Smoothelin/FITC Conjugated antibody
background:
The cytoskeletal protein smoothelin is highly conserved among vertebrates and is expressed exclusively by contractile smooth muscle cells where it localizes to the filament network. Smoothelin associates with actin stress fibers but does not interact with desmin. At least two isoforms of smoothelin are produced by alternative splicing. The short isoform lacks amino acids 1–544 at the amino-terminus of the long isoform. The short isoform is expressed in visceral muscle tissue, including intestine and stomach, but not in brain, while the long isoform is expressed in all vascularized organs. In the vascular system, smoothelin expression is limited to large veins and arteries capable of pulsatile contraction. As a marker for the highly differentiated contractile smooth muscle cell, smoothelin expression is useful for studying vascular malformation and injury. The gene encoding human smoothelin maps to chromosome 22q12.2.
Function:
Structural protein of the cytoskeleton.
Subcellular Location:
Cytoplasm > cytoskeleton. Exhibits a filamentous organization.
Tissue Specificity:
Smooth muscle; contractile or vascular (for the long form).
Similarity:
Belongs to the smoothelin family.
Contains 1 CH (calponin-homology) domain.
Database links:
Entrez Gene: 6525 Human
Entrez Gene: 29856 Mouse
Entrez Gene: 289734 Rat
Omim: 602127 Human
SwissProt: P53814 Human
SwissProt: Q921U8 Mouse
Unigene: 149098 Human
Unigene: 188516 Mouse
Unigene: 40766 Rat
Important Note:
This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications.
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