Transcrição em Eucariotos - Polimerases ​ Flashcards

1
Q

RNApol 1 - Faz o RNA:

A

Ribossomal → rRNA 45S (18S / 28S / 5,8S)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

RNApol 2 - Faz o RNA: 3

A

mRNA (RNA Mensageiro)

micro-RNAs

Alguns RNAs não codificantes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

RNApol 3 - Faz o RNA: 3

A

tRNA → Transportador (de Transferência)

rRNA 5S → Ribossomal

Pré-RNAs pequenos

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Os RNA Ribossomal 5S → ?

A

Os RNA Ribossomal 5S → se junta com os rRNAs 18S / 28S / 5,8S → formando o RNA Ribossomal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

RNApol 1 - Elementos Promotores 3

A

UCE

Seq. Central

TATA Box

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

RNApol 2 - Elementos Promotores 4

A

BRE

TATA Box

Inr

DPE

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

RNApol 3 - Elementos Promotores 3

A

Box A/Box B

Box A/Box C

TATA Box

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Elementos Promotores - Importância

A

Para que as RNApol 1/2/3 realizem a transcrição dos produtos → elas precisam dos elementos promotores (se liga e chama a pol)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

GTFs - O que são?

A

Fatores de Transcrição Geral

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

TATA Box - Característica 3

A

O mais importante

Sem ele → não tem transcrição

Proteína Ligadora de TATA → se liga a região

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Proteína Ligadora de TATA - Sigla / O que é?

A

TBP (Transcription Factor)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

À Montante → ?

À Jusante → ?

A

À Montante → U=Upstream

À Jusante → D-Downstream

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

UCR → ?

DPE → ?

A

UCR → Upstream

DPE → Downstream

How well did you know this?
1
Not at all
2
3
4
5
Perfectly