- tetraloop
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A four-base hairpin loop motif in RNA secondary structure that caps many double helices
Wikipedia foundation.
Wikipedia foundation.
Tetraloop — Tetraloops are a type of four base hairpin loop motifs in RNA secondary structure that cap many double helices. Three types of tetraloops are common in ribosomal RNA: GNRA, UNCG and CUUG. The GNRA tetraloop has a guanine adenine base pair where… … Wikipedia
Nucleic acid tertiary structure — Example of a large catalytic RNA. The self splicing group II intron from Oceanobacillus iheyensis.[1] The tertiary structure of a nucleic acid is its precise three dimensional structure, as defined by the atomic coordinates.[2] … Wikipedia
History of molecular biology — The history of molecular biology begins in the 1930s with the convergence of various, previously distinct biological disciplines: biochemistry, genetics, microbiology, and virology. With the hope of understanding life at its most fundamental… … Wikipedia
RNA — For other uses, see RNA (disambiguation). A hairpin loop from a pre mRNA. Highlighted are the nucleobases (green) and the ribose phosphate backbone (blue). Ribonucleic acid (English pronunciation: /raɪbɵ.njuːˌkleɪ.ɨk ˈæsɪd/), or RNA, is one of… … Wikipedia
Viroid — Taxobox color = violet virus group = unranked classis = Subviral agents unranked ordo = Viroid subdivision ranks = Families subdivision = Pospiviroidae Avsunviroidae Viroids are plant pathogens that consist of a short stretch (a few hundred… … Wikipedia
Stem-loop — intramolecular base pairing is a pattern that can occur in single stranded DNA or, more commonly, in RNA. The structure is also known as a hairpin or hairpin loop. It occurs when two regions of the same molecule, usually palindromic (reads the… … Wikipedia
TD-2 RNA motif — The TD 2 RNA motif is a conserved RNA structure found in Treponema denticola , [cite journal |author=Weinberg Z, Barrick JE, Yao Z, et al |title=Identification of 22 candidate structured RNAs in bacteria using the CMfinder comparative genomics… … Wikipedia
Duck HBV RNA encapsidation signal epsilon — The Duck HBV RNA encapsidation signal epsilon is an RNA structure that is shown to facilitate encapsidation of the pregenomic RNA required for replication.DHBV is used as a model to understand human HBV. DHBV epsilon consists of a stem structure … Wikipedia
Heron HBV RNA encapsidation signal epsilon — The Heron HBV RNA encapsidation signal epsilon is an RNA structure that is shown to facilitate encapsidation of the pregenomic RNA required for replication.The HHBV epsilon consists of a stem structure, a bulge and an apical stem loop. The RNA… … Wikipedia
Haarnadel-Schleife — Beispiel für eine RNA Haarnadelstruktur. Intramolekulare Basenpaarungen, die eine Haarnadelstruktur (engl. stem loop) bilden, kommen in einsträngiger DNA und häufiger in RNA vor. Handelt es sich um eine kurze Schleife, werden auch die Begriffe… … Deutsch Wikipedia