Metabolismo Proteinas Flashcards

1
Q

Que entra y que sale del ciclo de la urea

A

Entra HCO3 y NH3
Sale urea y ornitina

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2
Q

Enzima limitante en el ciclo de la urea

A

Carbamoil fosfato sintetasa 1

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3
Q

El piruvato puede ser descarboxilado a ________, carboxilado a _________, transaminado a ___________ y reducido a ____________ con glicolisis anaerobia

A
  • Acetyl-coA
  • Oxalacetato
  • Alanina
  • Lactato
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4
Q

Producto final del catabolismo de los aminoacidos glucogenicos

A

Piruvato

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5
Q

Producto final del catabolismo de los cuerpos cetonicos

A

Acetyl-CoA

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6
Q

Que es la fenilcetonuria?

A

Falta la enzima fenilalanina hydroxylasa entonces la fenilalnina no se pude convertir a tirosina, por lo que se acumula la fenilalanina

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7
Q

En que enfermedad se presentan estos sintomas:
- Restriccion del crecimiento
- Retraso psicomotor
- Convulsiones
- Blue eyes, pale hair
- Eczema
- Musty odor

A

Fenilcetonuria

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8
Q

Cuales son las 3 enzimas mas importantes en la sintesis de aminoacidos?

A
  • Glutamato deshidrogenasa
  • Glutamina sintetasa
  • Las aminotransferasas
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9
Q

La sintesis de prolina es apartir de ________

A

Glutamato

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10
Q

De oxalacetato a ________ es exactamente la misma molecula pero con un amino de mas

A

Aspartato

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11
Q

Cuales son las 2 formas de obtener glicina?

A

1.A partir de la serina usando folato
2. A partir de colina

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12
Q

La tirosina se obtiene a partir de ___________

A

Fenilalanina

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