Proteinas Flashcards

1
Q

Enzimas que degradan proteinas

A

Exopeptidasas( amino terminal)

Endopeptidasas( enlace interno= aa y oligopeptidos)

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2
Q

En el cuerpo tipos de enzimas

A
Hcl (C. Pa) = desnaturaliza( estomago) 
Endopeptidasas
Pepsina (estomago) 
enteropetidasa  (duodeno)= tripsina
Tripsina - quimiotripsina - elastasa (páncreas)

Exopeptidasas
Carboxipeptidasa ayb (páncreas)
Aminopeptidasa (cel en cepillo)

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3
Q

Donde se localizan las enzimas

A

Duodeno : trip, quimiotrip, elas, carbox, amino

Estomago: hcl pepsina y entero

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4
Q

De qué depende la absorción de aa

A

Gradiente de sodio= aa
Difusión facilitada= membrana basal
Cotransporte p+ /péptido (di y trip) membrana apical ✓ PEPT1: TRANPORTADOR

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5
Q

Catabolismo de aa

A

Transaminacion
Alfa ceto a+ Alfa aa= Alfa aa2+ Alfa ceto2
Necesita pirdoxal fosfato y aminotransferasa(tgo y tgp)

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6
Q

Aa +PIRUVATO=

A

Alfa ceto ácido + ALANINA

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7
Q

Aa + OXALACETATO

A

Alfa ceto ácido+ ASPARTATO

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8
Q

Aa + ALFA CETOGLUTARATO

A

Alfa ceto ácido + GLUTAMATO

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9
Q

Qué pasa con el glutamato

A

Único que hace desalineación oxidativa
Alfa ceto GLUTAMATO + amoniaco que va a ciclo de urea

enzima:GLUTAMATO DH
regulador :ATP

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10
Q

Qué significa TGO

A

Transaminasa glutamico oxalacetica

Aspartato aminotransferasa

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11
Q

Qué significa tgp

A

Transaminasa glutamico piruvica

Alanino aminotransferasa

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