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IUBMB CommentsA member of the AAA-ATPase family, active in splitting microtubules into tubulin dimers in the centrosome.
The taxonomic range for the selected organisms is: Danio rerio
The expected taxonomic range for this enzyme is: Eukaryota, Bacteria, Archaea
Reaction Schemes
n
+
n
+
a microtubule
=
n
+
n
+
(n+1)
alpha/beta tubulin heterodimers
Synonyms
spastin, katanin, scinderin, kinesin spindle protein,
mei-1, adseverin, katanin p60, microtubule-severing protein, microtubule-stimulated atpase, p60-katanin,
more
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microtubule severing protein
shares homology with katanin
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hydrolysis of phosphoric ester
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ATP phosphohydrolase (tubulin-dimerizing)
A member of the AAA-ATPase family, active in splitting microtubules into tubulin dimers in the centrosome.
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ATP + H2O
ADP + phosphate
-
-
-
?
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ATP + H2O
ADP + phosphate
-
-
-
?
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spg4atg1
morpholino antisense oligonucleotide for blocking translation of spg4 mRNA
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spg4exon7
morpholino antisense oligonucleotide for blocking correct splicing of spg4 mRNA
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Uniprot
brenda
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brenda
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SPAST_DANRE
570
0
63086
Swiss-Prot
Mitochondrion (Reliability: 2)
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TA-cloned for sequencing, subcloned into pFLAG-CMV-6a for transfection of HEK293 cells
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medicine
mutations in the SPG4 gene, spastin is the SPG4 gene product, are the most common cause of autosomal dominant hereditary spastic paraplegia, HSP
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Wood, J.D.; Landers, J.A.; Bingley, M.; McDermott, C.J.; Thomas-McArthur, V.; Gleadall, L.J.; Shaw, P.J.; Cunliffe, V.T.
The microtubule-severing protein Spastin is essential for axon outgrowth in the zebrafish embryo
Hum. Mol. Genet.
15
2763-2771
2006
Danio rerio (Q6NW58), Danio rerio
brenda
Transporter Classification Database (TCDB):
1.R.1.1.1