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Bioquimica > Vias De Señalizacion De Glucagon > Flashcards

Vias De Señalizacion De Glucagon Flashcards

1
Q

En qué situación de secreta glucagón

A

Hipoglicemia

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2
Q

Qué sucede cuando glucagón se une a receptor acoplado a proteína g

A

Hay un cambio conformacional que expone sitio de unión para proteína g

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3
Q

Qué sucede en esta unión de proteína g

A

Cambia el GDP A GTP
sub unidad Alfa se separa

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4
Q

Qué hace la subnidad alfa

A

Activa la ENZIMA ADENILATO CICLASA

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5
Q

Qué hace la enzima adenilato ciclasa

A

A partir de atp produce el AMPc

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6
Q

Qué sucede con este aumento de ampc

A

Se activa PKA

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7
Q

Porque está formado la PKA

A

Está formado por 2 subunidades cataliticas y 2 rehuladoras

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8
Q

Cuantas moléculas de ampc necesita para activar a PKA

A

4 moléculas

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9
Q

Cuando se activa la PKA que unidades se disocian

A

Las cataliticas

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10
Q

La proteína kinasa que hace desfosforila o fosforilacion

A

Fosforila

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11
Q

En qué amino ácidos fosforilacion

A

Seríana y treonina

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Bioquimica (31 decks)

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