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Schema
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BlackBoxEvent
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Entries
21S pre-rRNA is nucleolytically processed at site E (site2a) to yield 18SE pre-rRNA
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authored
[InstanceEdit:6791012] May, Bruce, 2015年08月16日
catalystActivity
[CatalystActivity:6791508] 3'-5'-RNA exonuclease activity of EXOSC10:C1D:MPHOSPH6:SKIV2L2:Exosome [nucleoplasm]
category
omitted
compartment
[Compartment:7660] nucleoplasm
created
[InstanceEdit:6791220] May, Bruce, 2015年08月19日
dbId
6791222
displayName
21S pre-rRNA is nucleolytically processed at site E (site2a) to yield 18SE pre-rRNA
edited
[InstanceEdit:6791012] May, Bruce, 2015年08月16日
eventOf
[Pathway:R-HSA-6791226] Major pathway of rRNA processing in the nucleolus and cytosol - Homo sapiens
followingEvent
[BlackBoxEvent:R-HSA-6791223] 18SE pre-rRNA in pre-40S particles is nucleolytically processed during translocation from the nucleus to the cytosol - Homo sapiens
input
[Complex:R-HSA-6791199] 21S pre-rRNA:SSU processome [nucleoplasm]
isChimeric
false
isInDisease
false
isInferred
false
literatureReference
[LiteratureReference:6791149] Both endonucleolytic and exonucleolytic cleavage mediate ITS1 removal during human ribosomal RNA processing
[LiteratureReference:6791523] Gradual processing of the ITS1 from the nucleolus to the cytoplasm during synthesis of the human 18S rRNA
[LiteratureReference:6791579] Analysis of two human pre-ribosomal factors, bystin and hTsr1, highlights differences in evolution of ribosome biogenesis between yeast and mammals
maxDepth
1
modified
[InstanceEdit:11064438] Weiser, Joel, 2025年08月28日
name
21S pre-rRNA is nucleolytically processed at site E (site2a) to yield 18SE pre-rRNA
orthologousEvent
[BlackBoxEvent:R-PFA-6791222] 21S pre-rRNA is nucleolytically processed at site E (site2a) to yield 18SE pre-rRNA - Plasmodium falciparum
[BlackBoxEvent:R-SCE-6791222] 21S pre-rRNA is nucleolytically processed at site E (site2a) to yield 18SE pre-rRNA - Saccharomyces cerevisiae
[BlackBoxEvent:R-SPO-6791222] 21S pre-rRNA is nucleolytically processed at site E (site2a) to yield 18SE pre-rRNA - Schizosaccharomyces pombe
[BlackBoxEvent:R-DDI-6791222] 21S pre-rRNA is nucleolytically processed at site E (site2a) to yield 18SE pre-rRNA - Dictyostelium discoideum
[BlackBoxEvent:R-CEL-6791222] 21S pre-rRNA is nucleolytically processed at site E (site2a) to yield 18SE pre-rRNA - Caenorhabditis elegans
[BlackBoxEvent:R-DME-6791222] 21S pre-rRNA is nucleolytically processed at site E (site2a) to yield 18SE pre-rRNA - Drosophila melanogaster
[BlackBoxEvent:R-GGA-6791222] 21S pre-rRNA is nucleolytically processed at site E (site2a) to yield 18SE pre-rRNA - Gallus gallus
[BlackBoxEvent:R-SSC-6791222] 21S pre-rRNA is nucleolytically processed at site E (site2a) to yield 18SE pre-rRNA - Sus scrofa
[BlackBoxEvent:R-BTA-6791222] 21S pre-rRNA is nucleolytically processed at site E (site2a) to yield 18SE pre-rRNA - Bos taurus
[BlackBoxEvent:R-CFA-6791222] 21S pre-rRNA is nucleolytically processed at site E (site2a) to yield 18SE pre-rRNA - Canis familiaris
[BlackBoxEvent:R-RNO-6791222] 21S pre-rRNA is nucleolytically processed at site E (site2a) to yield 18SE pre-rRNA - Rattus norvegicus
[BlackBoxEvent:R-MMU-6791222] 21S pre-rRNA is nucleolytically processed at site E (site2a) to yield 18SE pre-rRNA - Mus musculus
output
[Complex:R-HSA-6791187] 18SE pre-rRNA:SSU processome [nucleoplasm]
precedingEvent
[BlackBoxEvent:R-HSA-6791221] 30S pre-rRNA is nucleolytically processed at site 1 to yield 21S pre-rRNA - Homo sapiens
regulatedBy
[Requirement:R-HSA-8948995] Requirement by 'EXOSC5 [nucleoplasm]'
[Requirement:R-HSA-8949021] Requirement by 'SKIV2L2 [nucleoplasm]'
[Requirement:R-HSA-8949033] Requirement by 'EXOSC10 [nucleoplasm]'
regulationReference
[RegulationReference:9641243] Requirement by 'EXOSC10 [nucleoplasm]' Both endonucleolytic and exonucleolytic cleavage mediate ITS1 removal during human ribosomal RNA processing
[RegulationReference:9641425] Requirement by 'SKIV2L2 [nucleoplasm]' Both endonucleolytic and exonucleolytic cleavage mediate ITS1 removal during human ribosomal RNA processing
[RegulationReference:9641997] Requirement by 'EXOSC5 [nucleoplasm]' Both endonucleolytic and exonucleolytic cleavage mediate ITS1 removal during human ribosomal RNA processing
releaseDate
2016年03月23日
reviewStatus
[ReviewStatus:9821382] five stars
reviewed
[InstanceEdit:8855036] Vincent, Nicholas G, 2016年01月30日
schemaClass
BlackBoxEvent
species
[Species:48887] Homo sapiens
stId
R-HSA-6791222
summation
[Summation:6797237] An unknown endonuclease in the nucleolus cleaves at site E (...
updateTrackers
[UpdateTracker:9781572] Update Tracker - [BlackBoxEvent:6791222] 21S pre-rRNA is nucleolytically processed at site E (site2a) to yield 18SE pre-rRNA - v60:[addRegulator]
Referrals
(updatedInstance)
[UpdateTracker:9781572] Update Tracker - [BlackBoxEvent:6791222] 21S pre-rRNA is nucleolytically processed at site E (site2a) to yield 18SE pre-rRNA - v60:[addRegulator]
(hasEvent)
[Pathway:R-HSA-6791226] Major pathway of rRNA processing in the nucleolus and cytosol
(precedingEvent)
[BlackBoxEvent:R-HSA-6791223] 18SE pre-rRNA in pre-40S particles is nucleolytically processed during translocation from the nucleus to the cytosol
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