What does polycistronic mean?
Polycistronic refers to a type of RNA molecule that contains multiple coding regions. This term is often used in molecular biology to describe the structure of certain genes and their transcripts. In contrast to monocistronic RNA, which contains a single coding region, polycistronic RNA is composed of multiple cistrons or coding regions. The polycistronic mRNA is then translated into multiple proteins, which can have distinct functions. This concept is important in understanding gene expression and the regulation of protein synthesis. The term polycistronic is derived from the Greek words 'poly,' meaning many, and 'cistron,' referring to a coding region. Polycistronic RNA is a complex and fascinating area of study in molecular biology, with implications for our understanding of gene regulation and protein function.
adjectiveHaving multiple cistrons or coding regions in a single RNA molecule.
- Having multiple cistrons or coding regions in a single RNA molecule.
"The polycistronic mRNA was translated into multiple proteins."
"The polycistronic mRNA was translated into multiple proteins."
"The gene encoded a polycistronic transcript that was processed into individual mRNAs."
The plural form is used to describe multiple polycistronic RNA molecules or the coding regions within them.
"The polycistronics were analyzed to determine their coding regions."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of polycistronic
The term polycistronic is derived from the Greek words 'poly,' meaning many, and 'cistron,' referring to a coding region. This term was first used in the 1960s to describe the structure of certain genes and their transcripts. Since then, it has become a standard term in molecular biology, used to describe the complex organization of coding regions within a single RNA molecule.
How polycistronic is actually used
In molecular biology, polycistronic refers to a type of RNA molecule that contains multiple coding regions. This term is often used in contrast to monocistronic RNA, which contains a single coding region.