rna y proteínas
DESCRIPTION
TRANSCRIPT
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RNA
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RNA: Ácido ribonucleico.
Existen varios tipos:
Mensajero (mRNA)
Reguladores (miRNA, siRNA, iRNA, etc)
Transferencia (tRNA)
Ribosomal (rRNA)
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Transcripción: Formación de mRNA a partir de DNA.
mRNA
DNA
RNA polimerasa(RNApol)
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Transcripción
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Transcripción
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Síntesis del Cap
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Splicing: Remover intrones (regiones NO codificantes) y unir exones (regiones SI codificantes)
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Remoción de Intrones
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Adición de Poli A
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FIN de la transcripción
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TYPE OF POLYMERASE
GENES TRANSCRIBED
RNA polymerase I 5.8S, 18S, and 28S rRNA genes
RNA polymerase II all protein-coding genes, plus snoRNA genes and some snRNA genes
RNA polymerase III tRNA genes, 5S rRNA genes, some snRNA genes and genes for other small RNAs
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