Abstract:
:The uncharacterized Saccharomyces cerevisiae proteins Fcf1 and Fcf2, encoded by the ORFs YDR339c and YLR051c, respectively, were identified in a tandem affinity purification experiment of the known 40S factor Faf1p. Most of the proteins associated with TAP-Faf1p are trans-acting factors involved in pre-rRNA processing and 40S subunit biogenesis, in agreement with the previously observed role of Faf1p in 18S rRNA synthesis. Fcf1p and Fcf2p are both essential and localize to the nucleolus. Depletion of Fcf1p and Fcf2p leads to a decrease in synthesis of the 18S rRNA, resulting in a deficit in 40S ribosomal subunits. Northern analysis indicates inefficient processing of pre-rRNA at the A(0), A(1), and A(2) cleavage sites.
journal_name
Biochem Biophys Res Communjournal_title
Biochemical and biophysical research communicationsauthors
Rempola B,Karkusiewicz I,Piekarska I,Rytka Jdoi
10.1016/j.bbrc.2006.05.140subject
Has Abstractpub_date
2006-07-28 00:00:00pages
546-54issue
2eissn
0006-291Xissn
1090-2104pii
S0006-291X(06)01217-4journal_volume
346pub_type
杂志文章abstract::We have previously shown that a ribozyme directed against human interleukin-6 (IL-6) mRNA is efficient in vivo, despite its poor activity in vitro on full-length IL-6 mRNA. We compared the effect of the nucleocapsid protein of HIV-1 (NCp7) on the ribozyme cleavage reaction of a long (1041 nt) and a short (19 nt) subst...
journal_title:Biochemical and biophysical research communications
pub_type: 杂志文章
doi:10.1006/bbrc.1995.2253
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journal_title:Biochemical and biophysical research communications
pub_type: 杂志文章
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journal_title:Biochemical and biophysical research communications
pub_type: 杂志文章
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更新日期:1994-08-30 00:00:00
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journal_title:Biochemical and biophysical research communications
pub_type: 杂志文章
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journal_title:Biochemical and biophysical research communications
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pub_type: 杂志文章
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pub_type: 杂志文章
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journal_title:Biochemical and biophysical research communications
pub_type: 杂志文章
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journal_title:Biochemical and biophysical research communications
pub_type: 杂志文章
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journal_title:Biochemical and biophysical research communications
pub_type: 杂志文章
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journal_title:Biochemical and biophysical research communications
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更新日期:2011-05-06 00:00:00
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pub_type: 杂志文章
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更新日期:1993-12-30 00:00:00
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journal_title:Biochemical and biophysical research communications
pub_type: 杂志文章
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更新日期:2001-05-04 00:00:00
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journal_title:Biochemical and biophysical research communications
pub_type: 杂志文章
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更新日期:2003-10-24 00:00:00
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journal_title:Biochemical and biophysical research communications
pub_type: 杂志文章
doi:10.1006/bbrc.1994.1176
更新日期:1994-02-15 00:00:00