Novel tRNA aminoacylation mechanisms.
Mol Biosyst
; 3(6): 408-18, 2007 Jun.
Article
en En
| MEDLINE
| ID: mdl-17533454
ABSTRACT
In nature, ribosomally synthesized proteins can contain at least 22 different amino acids the 20 common amino acids as well as selenocysteine and pyrrolysine. Each of these amino acids is inserted into proteins codon-specifically via an aminoacyl-transfer RNA (aa-tRNA). In most cases, these aa-tRNAs are biosynthesized directly by a set of highly specific and accurate aminoacyl-tRNA synthetases (aaRSs). However, in some cases aaRSs with relaxed or novel substrate specificities cooperate with other enzymes to generate specific canonical and non-canonical aminoacyl-tRNAs.
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Colección:
01-internacional
Base de datos:
MEDLINE
Asunto principal:
Aminoacilación de ARN de Transferencia
Idioma:
En
Revista:
Mol Biosyst
Asunto de la revista:
BIOLOGIA MOLECULAR
/
BIOQUIMICA
Año:
2007
Tipo del documento:
Article
País de afiliación:
Estados Unidos