Enterovirus Cis-acting Replication Element
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Enterovirus cis-acting replication element is a small
RNA Ribonucleic acid (RNA) is a polymeric molecule that is essential for most biological functions, either by performing the function itself (non-coding RNA) or by forming a template for the production of proteins (messenger RNA). RNA and deoxyrib ...
hairpin A hairpin or hair pin is a long device used to hold a person's hair in place. It may be used simply to secure long hair out of the way for convenience or as part of an elaborate hairstyle or coiffure. The earliest evidence for dressing the ha ...
in the coding region of protein 2C as the site in PV1(M) RNA that is used as the primary template for the ''
in vitro ''In vitro'' (meaning ''in glass'', or ''in the glass'') Research, studies are performed with Cell (biology), cells or biological molecules outside their normal biological context. Colloquially called "test-tube experiments", these studies in ...
'' uridylylation. The first step in the replication of the plus-stranded
poliovirus Poliovirus, the causative agent of polio (also known as poliomyelitis), is a serotype of the species '' Enterovirus C'', in the family of '' Picornaviridae''. There are three poliovirus serotypes, numbered 1, 2, and 3. Poliovirus is composed ...
RNA is the synthesis of a complementary minus strand. This process is initiated by the
covalent A covalent bond is a chemical bond that involves the sharing of electrons to form electron pairs between atoms. These electron pairs are known as shared pairs or bonding pairs. The stable balance of attractive and repulsive forces between atom ...
attachment of
uridine monophosphate Uridine monophosphate (UMP), also known as 5′-uridylic acid ( conjugate base uridylate), is a nucleotide that is used as a monomer in RNA. It is an ester of phosphoric acid with the nucleoside uridine. UMP consists of the phosphate group, th ...
(UMP) to the terminal protein VPg, yielding VPgpU and VPgpUpU.


See also

* Enteroviral 3′ UTR element * Enterovirus 5′ cloverleaf cis-acting replication element


References


External links

* Cis-regulatory RNA elements Enteroviruses {{molecular-cell-biology-stub