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Rabbit Spastin Polyclonal Antibody | anti-SPAST antibody

Spastin Antibody

Gene Names
SPAST; FSP2; SPG4; ADPSP
Reactivity
Human, Mouse, Rat
Applications
ELISA
Purity
The antiserum was purified by peptide affinity chromatography using SulfoLink Coupling Resin (Thermo Fisher Scientific).
Synonyms
Spastin; Polyclonal Antibody; Spastin Antibody; ADPSP; FSP 2; FSP2; KIAA1083; Spast; spastic paraplegia 4 (autosomal dominant; spastin); Spastic paraplegia 4; spastin; SPG 4; SPG4; SPG4 gene; anti-SPAST antibody
Ordering
For Research Use Only!
Host
Rabbit
Reactivity
Human, Mouse, Rat
Clonality
Polyclonal
Isotype
Rabbit IgG
Specificity
Spastin Antibody detects endogenous levels of total Spastin.
Purity/Purification
The antiserum was purified by peptide affinity chromatography using SulfoLink Coupling Resin (Thermo Fisher Scientific).
Form/Format
Liquid. Rabbit IgG in phosphate buffered saline, pH7.4, 150mM NaCl, 0.02% sodium azide and 50% glycerol.
Concentration
1mg/ml (varies by lot)
Applicable Applications for anti-SPAST antibody
ELISA (EIA)(peptide)
Application Notes
ELISA(peptide): 1:20000-1:40000
Immunogen
A synthesized peptide derived from Human MYOCD.
Conjugation
Unconjugated
Similarity
Belongs to the AAA ATPase family. Spastin subfamily.
Subunit Structure
Homohexamer. Mostly monomeric, but assembles into hexameric structure for short periods of time. Oligomerization seems to be a prerequisite for catalytic activity. Binding to ATP in a cleft between two adjacent subunits stabilizes the homohexameric form. Binds to microtubules at least in part via the alpha-tubulin and beta-tubulin tails. The hexamer adopts a ring conformation through which microtubules pass prior to being severed. Does not interact strongly with tubulin heterodimers. Interacts (via MIT domain) with CHMP1B; the interaction is direct. Interacts with SSNA1. Interacts with ATL1. Interacts with RTN1. Interacts with ZFYVE27. Isoform 1 but not isoform 3 interacts with RTN2. Interacts with REEP1. Interacts (via MIT domain) with IST1.
Tissue Specificity
Expressed in brain, heart, kidney, liver, lung, pancreas, placenta and skeletal muscle. The short isoforms may predominate in brain and spinal cord.
Function
ATP-dependent microtubule severing protein that specifically recognizes and cuts microtubules that are polyglutamylated. Preferentially recognizes and acts on microtubules decorated with short polyglutamate tails: severing activity increases as the number of glutamates per tubulin rises from one to eight, but decreases beyond this glutamylation threshold. Severing activity is not dependent on tubulin acetylation or detyrosination. Microtubule severing promotes reorganization of cellular microtubule arrays and the release of microtubules from the centrosome following nucleation. It is critical for the biogenesis and maintenance of complex microtubule arrays in axons, spindles and cilia. SPAST is involved in abscission step of cytokinesis and nuclear envelope reassembly during anaphase in cooperation with the ESCRT-III complex. Recruited at the midbody, probably by IST1, and participates in membrane fission during abscission together with the ESCRT-III complex. Recruited to the nuclear membrane by IST1 and mediates microtubule severing, promoting nuclear envelope sealing and mitotic spindle disassembly during late anaphase. Required for membrane traffic from the endoplasmic reticulum (ER) to the Golgi and endosome recycling. Recruited by IST1 to endosomes and regulates early endosomal tubulation and recycling by mediating microtubule severing. Probably plays a role in axon growth and the formation of axonal branches.Involved in lipid metabolism by regulating the size and distribution of lipid droplets.
Preparation and Storage
Store at -20 degree C. Stable for 12 months from date of receipt.

NCBI and Uniprot Product Information

NCBI GI #
NCBI GeneID
NCBI Accession #
NCBI GenBank Nucleotide #
UniProt Accession #
Molecular Weight
54,418 Da
NCBI Official Full Name
spastin isoform 1
NCBI Official Synonym Full Names
spastin
NCBI Official Symbol
SPAST
NCBI Official Synonym Symbols
FSP2; SPG4; ADPSP
NCBI Protein Information
spastin; SPAST; spastic paraplegia 4 (autosomal dominant; spastin); spastic paraplegia 4 protein
UniProt Protein Name
Spastin
Protein Family
UniProt Gene Name
SPAST
UniProt Entry Name
SPAST_HUMAN

NCBI Description

This gene encodes a member of the AAA (ATPases associated with a variety of cellular activities) protein family. Members of this protein family share an ATPase domain and have roles in diverse cellular processes including membrane trafficking, intracellular motility, organelle biogenesis, protein folding, and proteolysis. The encoded ATPase may be involved in the assembly or function of nuclear protein complexes. Two transcript variants encoding distinct isoforms have been identified for this gene. Other alternative splice variants have been described but their full length sequences have not been determined. Mutations associated with this gene cause the most frequent form of autosomal dominant spastic paraplegia 4. [provided by RefSeq, Jul 2008]

Uniprot Description

spastin: ATP-dependent microtubule severing protein. Microtubule severing may promote reorganization of cellular microtubule arrays and the release of microtubules from the centrosome following nucleation. Required for membrane traffic from the endoplasmic reticulum (ER) to the Golgi and for completion of the abscission stage of cytokinesis. May also play a role in axon growth and the formation of axonal branches. Defects in SPAST are the cause of spastic paraplegia autosomal dominant type 4 (SPG4). Spastic paraplegia is a neurodegenerative disorder characterized by a slow, gradual, progressive weakness and spasticity of the lower limbs. Rate of progression and the severity of symptoms are quite variable. Initial symptoms may include difficulty with balance, weakness and stiffness in the legs, muscle spasms, and dragging the toes when walking. In some forms of the disorder, bladder symptoms (such as incontinence) may appear, or the weakness and stiffness may spread to other parts of the body. SPG4 is the most common form of autosomal dominant spastic paraplegias. Belongs to the AAA ATPase family. Spastin subfamily. 4 isoforms of the human protein are produced by alternative promoter.

Protein type: Cytoskeletal; EC 3.6.4.3; Membrane protein, integral

Chromosomal Location of Human Ortholog: 2p24-p21

Cellular Component: microtubule cytoskeleton; centrosome; microtubule; perinuclear region of cytoplasm; endoplasmic reticulum; cytoplasm; integral to membrane; spindle; cytoplasmic vesicle; midbody; nucleus; endosome

Molecular Function: protein binding; microtubule binding; beta-tubulin binding; microtubule-severing ATPase activity; ATP binding; alpha-tubulin binding

Biological Process: positive regulation of microtubule depolymerization; ER to Golgi vesicle-mediated transport; axonogenesis; metabolic process; microtubule severing; cytoplasmic microtubule organization and biogenesis; microtubule bundle formation; protein homooligomerization

Disease: Spastic Paraplegia 4, Autosomal Dominant

Research Articles on SPAST

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Product Notes

The SPAST spast (Catalog #AAA9629241) is an Antibody produced from Rabbit and is intended for research purposes only. The product is available for immediate purchase. The Spastin Antibody reacts with Human, Mouse, Rat and may cross-react with other species as described in the data sheet. AAA Biotech's Spastin can be used in a range of immunoassay formats including, but not limited to, ELISA (EIA)(peptide). ELISA(peptide): 1:20000-1:40000. Researchers should empirically determine the suitability of the SPAST spast for an application not listed in the data sheet. Researchers commonly develop new applications and it is an integral, important part of the investigative research process. It is sometimes possible for the material contained within the vial of "Spastin, Polyclonal Antibody" to become dispersed throughout the inside of the vial, particularly around the seal of said vial, during shipment and storage. We always suggest centrifuging these vials to consolidate all of the liquid away from the lid and to the bottom of the vial prior to opening. Please be advised that certain products may require dry ice for shipping and that, if this is the case, an additional dry ice fee may also be required.

Precautions

All products in the AAA Biotech catalog are strictly for research-use only, and are absolutely not suitable for use in any sort of medical, therapeutic, prophylactic, in-vivo, or diagnostic capacity. By purchasing a product from AAA Biotech, you are explicitly certifying that said products will be properly tested and used in line with industry standard. AAA Biotech and its authorized distribution partners reserve the right to refuse to fulfill any order if we have any indication that a purchaser may be intending to use a product outside of our accepted criteria.

Disclaimer

Though we do strive to guarantee the information represented in this datasheet, AAA Biotech cannot be held responsible for any oversights or imprecisions. AAA Biotech reserves the right to adjust any aspect of this datasheet at any time and without notice. It is the responsibility of the customer to inform AAA Biotech of any product performance issues observed or experienced within 30 days of receipt of said product. To see additional details on this or any of our other policies, please see our Terms & Conditions page.

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