Cooperative processing of primary miRNAs by DUS16 and DCL3 in the unicellular green alga Chlamydomonas reinhardtii

We have previously reported that the RNA-binding protein Dull slicer 16 (DUS16) plays a key role in the processing of primary miRNAs (pri-miRNAs) in the unicellular green alga Chlamydomonas reinhardtii. In the present report, we elaborate on the interaction of DUS16 with Dicer-like 3 (DCL3) during p...

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Main Authors: Tomohito Yamasaki, Heriberto Cerutti
Format: Article
Language:English
Published: Taylor & Francis Group 2017-01-01
Series:Communicative & Integrative Biology
Subjects:
Online Access:http://dx.doi.org/10.1080/19420889.2017.1280208
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author Tomohito Yamasaki
Heriberto Cerutti
author_facet Tomohito Yamasaki
Heriberto Cerutti
author_sort Tomohito Yamasaki
collection DOAJ
description We have previously reported that the RNA-binding protein Dull slicer 16 (DUS16) plays a key role in the processing of primary miRNAs (pri-miRNAs) in the unicellular green alga Chlamydomonas reinhardtii. In the present report, we elaborate on the interaction of DUS16 with Dicer-like 3 (DCL3) during pri-miRNA processing. Comprehensive analyses of small RNA libraries derived from mutant and wild-type algal strains allowed the de novo prediction of 35 pri-miRNA genes, including 9 previously unknown ones. The pri-miRNAs dependent on DUS16 for processing largely overlapped with those dependent on DCL3. Our findings suggest that DUS16 and DCL3 work cooperatively, presumably as components of a microprocessor complex, in the processing of the majority of pri-miRNAs in C. reinhardtii.
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spelling doaj.art-bb77cba06c954c1ca01f98d63603ff962022-12-21T20:26:39ZengTaylor & Francis GroupCommunicative & Integrative Biology1942-08892017-01-0110110.1080/19420889.2017.12802081280208Cooperative processing of primary miRNAs by DUS16 and DCL3 in the unicellular green alga Chlamydomonas reinhardtiiTomohito Yamasaki0Heriberto Cerutti1National Institute for Basic BiologySchool of Biological Science and Center for Plant Science Innovation, University of Nebraska–LincolnWe have previously reported that the RNA-binding protein Dull slicer 16 (DUS16) plays a key role in the processing of primary miRNAs (pri-miRNAs) in the unicellular green alga Chlamydomonas reinhardtii. In the present report, we elaborate on the interaction of DUS16 with Dicer-like 3 (DCL3) during pri-miRNA processing. Comprehensive analyses of small RNA libraries derived from mutant and wild-type algal strains allowed the de novo prediction of 35 pri-miRNA genes, including 9 previously unknown ones. The pri-miRNAs dependent on DUS16 for processing largely overlapped with those dependent on DCL3. Our findings suggest that DUS16 and DCL3 work cooperatively, presumably as components of a microprocessor complex, in the processing of the majority of pri-miRNAs in C. reinhardtii.http://dx.doi.org/10.1080/19420889.2017.1280208ArgonauteChlamydomonas reinhardtiiDicermiRNARNA-binding proteinsmall RNA-seq
spellingShingle Tomohito Yamasaki
Heriberto Cerutti
Cooperative processing of primary miRNAs by DUS16 and DCL3 in the unicellular green alga Chlamydomonas reinhardtii
Communicative & Integrative Biology
Argonaute
Chlamydomonas reinhardtii
Dicer
miRNA
RNA-binding protein
small RNA-seq
title Cooperative processing of primary miRNAs by DUS16 and DCL3 in the unicellular green alga Chlamydomonas reinhardtii
title_full Cooperative processing of primary miRNAs by DUS16 and DCL3 in the unicellular green alga Chlamydomonas reinhardtii
title_fullStr Cooperative processing of primary miRNAs by DUS16 and DCL3 in the unicellular green alga Chlamydomonas reinhardtii
title_full_unstemmed Cooperative processing of primary miRNAs by DUS16 and DCL3 in the unicellular green alga Chlamydomonas reinhardtii
title_short Cooperative processing of primary miRNAs by DUS16 and DCL3 in the unicellular green alga Chlamydomonas reinhardtii
title_sort cooperative processing of primary mirnas by dus16 and dcl3 in the unicellular green alga chlamydomonas reinhardtii
topic Argonaute
Chlamydomonas reinhardtii
Dicer
miRNA
RNA-binding protein
small RNA-seq
url http://dx.doi.org/10.1080/19420889.2017.1280208
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