Characterization of the Ehrab8 gene, a marker of the late stages of the secretory pathway of Entamoeba histolytica

2001 ◽  
Vol 116 (2) ◽  
pp. 223-228 ◽  
Author(s):  
Patricia Juárez ◽  
Rosana Sanchez-Lopez ◽  
Roberto P. Stock ◽  
Alejandro Olvera ◽  
Marco A. Ramos ◽  
...  
2007 ◽  
Vol 6 (6) ◽  
pp. 940-948 ◽  
Author(s):  
Carrie A. Davis ◽  
Michael P. S. Brown ◽  
Upinder Singh

ABSTRACT Pre-mRNA splicing is essential to ensure accurate expression of many genes in eukaryotic organisms. In Entamoeba histolytica, a deep-branching eukaryote, approximately 30% of the annotated genes are predicted to contain introns; however, the accuracy of these predictions has not been tested. In this study, we mined an expressed sequence tag (EST) library representing 7% of amoebic genes and found evidence supporting splicing of 60% of the testable intron predictions, the majority of which contain a GUUUGU 5′ splice site and a UAG 3′ splice site. Additionally, we identified several splice site misannotations, evidence for the existence of 30 novel introns in previously annotated genes, and identified novel genes through uncovering their spliced ESTs. Finally, we provided molecular evidence for the E. histolytica U2, U4, and U5 snRNAs. These data lay the foundation for further dissection of the role of RNA processing in E. histolytica gene expression.


1997 ◽  
Vol 85 (2) ◽  
pp. 233-242 ◽  
Author(s):  
Gloria León ◽  
Charles Fiori ◽  
Pradeep Das ◽  
Miguel Moreno ◽  
Rosalinda Tovar ◽  
...  

2001 ◽  
Vol 116 (1) ◽  
pp. 45-53 ◽  
Author(s):  
Rachna Sharma ◽  
Anindya Bagchi ◽  
Alok Bhattacharya ◽  
Sudha Bhattacharya

2019 ◽  
Vol 196 ◽  
pp. 38-47
Author(s):  
Adriana Obregón ◽  
María S. Flores ◽  
Roberto Rangel ◽  
Katiuska Arévalo ◽  
Guadalupe Maldonado ◽  
...  

1990 ◽  
Vol 58 (10) ◽  
pp. 3458-3461 ◽  
Author(s):  
A Bhattacharya ◽  
R Ghildyal ◽  
S Bhattacharya ◽  
L S Diamond

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