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RNA Structures

RNA Structures


An RNA Structure

Is made up of

Phosphate in a diester linkage

Ribose

Bases

 

 

Adenine, Uracil, Cytosine, Guanine

produce

Ribonucleotides

Polymers form

rRNA

ribosomal RNA

tRNA

transfer RNA

Eukaryotic mRNA

messenger RNA

Associates with protein.

Three size species in prokaryotes.

Four size species in eukaryotes.

Unusual bases.

Extensive intra-chain base-pairing.

At least one specific type of molecule for each of the twenty amino acids found in proteins.

3”-CCA

3’-Poly-A tail.

5’-cap of 7-methyl-guanosine.

Functions as structural component in ribosomes.

Adaptor molecule that carries a specific amino acid to the ribosoma/mRNA complex.

Template for protein synthesis.



Reference

Champe, Harvey, Ferrier; Biochemistry. 3rd edition. Lippincott’s Illustrated Reviews. Lippincott Williams & Wilkins. 2005. http://www.LWW.com.