Translasi dan Pasca Translasi RNA Flashcards

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1
Q

Tahapan proses translasi…

A
  1. Aktivasi asam amino
  2. Inisiasi rantai
  3. Elongasi Rantai
  4. Terminasi rantai
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2
Q

Sebutkan kodon stop!

A

UGA, UAG, UAA

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3
Q

Yang berperan dalam aktivasi asam amino adalah…

A

tRNA

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4
Q

Pengaktifan asam amino menghasilkan…

A

AminoacyltRNA

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5
Q

Staer kodon pada prokariot adalah…

A

N-formylmethionine

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6
Q

Sebutkan susunan ribosom 70s pada prokariot!

A

23s 5s + L1L2L3 (31) = 50s

16s + S1S2S3 (21) = 30s

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7
Q

Sebutkan susunan ribosom 80s pada eukariot!

A

28s 5s + L1L2L3 (30) = 60s

18s + S1S2S3 (33) = 40s

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8
Q

Cara tRNA mengenali kodon mRNA?

A

Dengan antikodon

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8
Q

Cara tRNA mengenali kodon mRNA?

A

Dengan antikodon

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9
Q

Chain grows from … to …

A

N-terminal to C-terminal

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10
Q

mRNA kenapa pergi ke ribosom?

A

Shine-Dalgarno Sequence/ Ribosom Binding Site yang memandu berkomplemen dengan 16s

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11
Q

Inisiaition factor yang terlibat pada prokariot?

A

IF1, IF2, IF3 yang membentu 30s yang kemudian akan bergabung 50s menjadi 70s dan N-formyl beserta IF meninggalkan kompleks

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12
Q

Site pada 70s?

A

E(exit) P (pEPTIDYL) A(Aminoacyl)

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13
Q

Yang memindahkan asam amino dari tRNA ke yang lain adalah…

A

23s atau si 50s

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14
Q

Siapa yang mnegenali kodon stop?

A

Factore release

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15
Q

Cap pada mRNA eukariot apakah fungsinya sama seperti…

A

Shine-dalgarno

16
Q

ALternative splicing menyebabkan…

A

Variasi protein banyak