{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"omics_type":["Unknown"],"volume":["10(1)"],"submitter":["Kurotaki Y"],"pubmed_abstract":["In vascular plants, genes in the plastid genome are transcribed by two types of RNA polymerases, namely, phage-type nuclear-encoded and bacterial-type plastid-encoded plastid RNA polymerases (NEP and PEP, respectively). Eudicots, including Arabidopsis, carry two isoforms of NEP, RPOTp and RPOTmp. NEPs transcribe multiple plastid-encoded genes including subunits of PEP and translocon and are thus indispensable for the maintenance of plastids. However, regulatory mechanisms of NEPs are largely unknown. RPOTmp transcribes the 16S rRNA gene from a specific promoter in the seeds during vernalization, and its mutation in Arabidopsis retards chloroplast development. As interacting partners of RPOTmp, two NEP-INTERACTING PROTEINs (NIP1 and NIP2) have been identified and suggested to suppress RPOTm"],"journal":["Plant direct"],"pagination":["e70122"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC12779352"],"repository":["biostudies-literature"],"pubmed_title":["Membranous Interacting Partners of Phage-Type Plastid RNA Polymerase Have Limited Impact on Plastid Gene Expression During Chloroplast Development."],"pmcid":["PMC12779352"],"pubmed_authors":["Kurotaki Y","Hagiwara Y","Nishino AS","Noto K","Fujii S"],"additional_accession":[]},"is_claimable":false,"name":"Membranous Interacting Partners of Phage-Type Plastid RNA Polymerase Have Limited Impact on Plastid Gene Expression During Chloroplast Development.","description":"In vascular plants, genes in the plastid genome are transcribed by two types of RNA polymerases, namely, phage-type nuclear-encoded and bacterial-type plastid-encoded plastid RNA polymerases (NEP and PEP, respectively). Eudicots, including Arabidopsis, carry two isoforms of NEP, RPOTp and RPOTmp. NEPs transcribe multiple plastid-encoded genes including subunits of PEP and translocon and are thus indispensable for the maintenance of plastids. However, regulatory mechanisms of NEPs are largely unknown. RPOTmp transcribes the 16S rRNA gene from a specific promoter in the seeds during vernalization, and its mutation in Arabidopsis retards chloroplast development. As interacting partners of RPOTmp, two NEP-INTERACTING PROTEINs (NIP1 and NIP2) have been identified and suggested to suppress RPOTm","dates":{"release":"2026-01-01T00:00:00Z","publication":"2026 Jan","modification":"2026-06-06T11:25:40.255Z","creation":"2026-05-29T03:13:13.552Z"},"accession":"S-EPMC12779352","cross_references":{"pubmed":["41509069"],"doi":["10.1002/pld3.70122"]}}