RNR4 (RNA, ribosomal 45S cluster 4[2]) is a human ribosomal DNA gene located on Chromosome 21. Tandem copies of this gene form one of five nucleolus organizer regions in the human genome, they are located on the chromosomes 13 (RNR1), 14 (RNR2), 15 (RNR3), 21 (RNR4), 22 (RNR5).[3][2]
See also
- Ribosomal RNA (rRNA)
References
- ^ "Human PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.
- ^ a b "Entrez Gene: RNR1 RNA, ribosomal 4". Retrieved 2024-08-01.
- ^ Schmidt, Olaf (2017). Fritsche, Olaf (ed.). Genetik und Molekularbiologie [Genetics and molecular biology]. Kompaktwissen Biologie (in German). Berlin, Heidelberg: Springer-Verlag Berlin Heidelberg. doi:10.1007/978-3-662-50274-7. ISBN 978-3-662-50273-0.
Further reading
- Nucleolus organizer regions are chromosomal regions crucial for the formation of the nucleolus, located on the short arms of the acrocentric chromosomes 13, 14, 15, 21 and 22
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