Enzimas implicadas en la replicacion proteicas Flashcards

1
Q

Enzima encargada de separa hebras de DNA, romper puentes de H+ y ocasionar superenrrollamientos

A

Helicasa

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2
Q

Quien evita la union entre puentes de H+ entre ambas cadenas

A

Prot. de union a la cadena sencilla (RPA o SSB)

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3
Q

Funciones de la primasasa

A

-sintetizar primers
-8 a 10 Nt de long RNA
-proporcinar un extremo 3’

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4
Q

encargada de cortan enlaces fosfodiester y deshacer el superenrrollamiento de las cadenas

A

topoisomerasa

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5
Q

quien coloca los nucleotidos en la cadena discontinus

A

DNA polimerasa delta

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6
Q

quien coloca los nucleotidos en la cadena contina

A

DNA polimerasa epsino

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7
Q

Funcioon del RNAsa H1

A

retirar primers de la cadena continua

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8
Q

funcion endonucleasa FLAP 1

A

remover los primers de la cadena Okazaki

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9
Q

Enzima encargada de formar enlaces fosfodiester entre los nucleotidos contiguos

A

Ligasa

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10
Q

que posee la telomerasa

A

la transcripta reversa que sintetiza ina secuencia determinada de DNA (RNA a DNA)

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11
Q

Funcion del antigeno nuclear de proliferacion celular (PCNA)

A

Sirve como pinza sosteniendo el DNA sobre la cadena polimerada

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