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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
26
pubmed:dateCreated
1995-8-1
pubmed:databankReference
pubmed:abstractText
We have cloned a rat cDNA whose deduced primary structure yields a protein of 117.4 kDa. Because this protein contains RNA helicase consensus motifs, among them a "DEAD" box, we have termed it HEL117 (for helicase of 117.4 kDa). Besides the helicase consensus motifs, HEL117 contains an arginine-serine (RS)-rich domain, which occurs in some proteins involved in RNA splicing. Moreover, the COOH-terminal region of 78 residues of HEL117 is 38.5% identical and 59% similar to the COOH-terminal region of a yeast PRP5 protein that is involved in RNA splicing. Rabbit antibodies generated against a synthetic peptide of HEL117 identified a single polypeptide not only in rat cells but also in cells of other mammals as well as chicken. The antibodies revealed a finely punctate and speckled intranuclear staining in immunofluorescence microscopy. A monoclonal antibody against a human splicing factor containing an RS domain (SC35) showed, in double immunofluorescence microscopy, largely overlapping staining consistent with HEL117 being involved in RNA splicing.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Jun
pubmed:issn
0021-9258
pubmed:author
pubmed:issnType
Print
pubmed:day
30
pubmed:volume
270
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
15702-6
pubmed:dateRevised
2006-11-15
pubmed:meshHeading
pubmed:year
1995
pubmed:articleTitle
A putative mammalian RNA helicase with an arginine-serine-rich domain colocalizes with a splicing factor.
pubmed:affiliation
Laboratory of Cell Biology, Howard Hughes Medical Institute, Rockefeller University, New York, New York 10021, USA.
pubmed:publicationType
Journal Article