RNA Flashcards

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1
Q

FUNTZIOAK rna

A

info gen gorde(rna birus) / adierazi

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2
Q

RNAm

A
  • adn aren kopia osagarria
  • nukleoko adnaren info —–erribosometara (adn-prote)
  • KODONAK dituzte : nukleotido triplete espez = aa zehatzaren kodetzaile
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3
Q

RNAm eukarioto

A
  • GPPP & Poly A buztana
  • AUG hasiera seinale bakar
  • MONOZISTRONIKO
  • pre-RNAm —splicing(introi moztu/ exoi elkartu)—RNm
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4
Q

RNAm prokarioto

A
  • hasiera seinale anitz (ez AUG soilik)
  • polizitroniko
  • No splicing = no introi
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5
Q

RNAt funtzioa

A

antikodonaren araberako aa hartu
erribosometara garraiatu
proteinen sintesian parte hartu

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6
Q

RNAt egitura

A

70-95 nukleotido
4-5 beso
* 3’ : C-C-A sekuentzia // AA lotu
* 5’ G nuk/az fosforiko aske
* ANTIKODON
* DHU : nuk sek berezi = identifikagarria aminoazil-ARNT-sintetasa
* TYC timina/erribosoma ezagutu eta elkartu

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7
Q

RNAr

A

rnar+proteina = erribosomak=prote globular/tertziario
2 azpiunitate S/L
euka: 80S
proka/mitok/klorop = 70S

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