Proteins Rpr2 and Pop3 increase the activity and thermal stability of yeast RNase P

RNA-based enzyme RNase P is a ribonucleoprotein complex responsible primarily for 5’-maturation of tRNAs. S. cerevisiae RNase P comprises a catalytic RNA component and nine proteins. The assembly and maturation of S. cerevisiae RNase P involves an abundant and catalytically active precursor form, wh...

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Main Authors: Anna Perederina, Igor Berezin, Andrey S. Krasilnikov
Format: Article
Language:English
Published: Taylor & Francis Group 2023-12-01
Series:RNA Biology
Subjects:
Online Access:http://dx.doi.org/10.1080/15476286.2023.2201110
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author Anna Perederina
Igor Berezin
Andrey S. Krasilnikov
author_facet Anna Perederina
Igor Berezin
Andrey S. Krasilnikov
author_sort Anna Perederina
collection DOAJ
description RNA-based enzyme RNase P is a ribonucleoprotein complex responsible primarily for 5’-maturation of tRNAs. S. cerevisiae RNase P comprises a catalytic RNA component and nine proteins. The assembly and maturation of S. cerevisiae RNase P involves an abundant and catalytically active precursor form, which includes all components except for proteins Rpr2 and Pop3. Rpr2 and Pop3 are essential proteins, but their roles in RNase P were not clear. Here we use a step-wise in vitro assembly of yeast RNase P to show that the addition of proteins Rpr2 and Pop3 increases the activity and thermal stability of the RNase P complex, similar to the effects previously observed for archaeal RNases P.
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spelling doaj.art-d15839fc218640a68df0877851de88aa2023-12-05T16:09:52ZengTaylor & Francis GroupRNA Biology1547-62861555-85842023-12-0120114915310.1080/15476286.2023.22011102201110Proteins Rpr2 and Pop3 increase the activity and thermal stability of yeast RNase PAnna Perederina0Igor Berezin1Andrey S. Krasilnikov2Pennsylvania State UniversityPennsylvania State UniversityPennsylvania State UniversityRNA-based enzyme RNase P is a ribonucleoprotein complex responsible primarily for 5’-maturation of tRNAs. S. cerevisiae RNase P comprises a catalytic RNA component and nine proteins. The assembly and maturation of S. cerevisiae RNase P involves an abundant and catalytically active precursor form, which includes all components except for proteins Rpr2 and Pop3. Rpr2 and Pop3 are essential proteins, but their roles in RNase P were not clear. Here we use a step-wise in vitro assembly of yeast RNase P to show that the addition of proteins Rpr2 and Pop3 increases the activity and thermal stability of the RNase P complex, similar to the effects previously observed for archaeal RNases P.http://dx.doi.org/10.1080/15476286.2023.2201110ribonuclease prnase pribonucleoproteinrnpyeast
spellingShingle Anna Perederina
Igor Berezin
Andrey S. Krasilnikov
Proteins Rpr2 and Pop3 increase the activity and thermal stability of yeast RNase P
RNA Biology
ribonuclease p
rnase p
ribonucleoprotein
rnp
yeast
title Proteins Rpr2 and Pop3 increase the activity and thermal stability of yeast RNase P
title_full Proteins Rpr2 and Pop3 increase the activity and thermal stability of yeast RNase P
title_fullStr Proteins Rpr2 and Pop3 increase the activity and thermal stability of yeast RNase P
title_full_unstemmed Proteins Rpr2 and Pop3 increase the activity and thermal stability of yeast RNase P
title_short Proteins Rpr2 and Pop3 increase the activity and thermal stability of yeast RNase P
title_sort proteins rpr2 and pop3 increase the activity and thermal stability of yeast rnase p
topic ribonuclease p
rnase p
ribonucleoprotein
rnp
yeast
url http://dx.doi.org/10.1080/15476286.2023.2201110
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