Proteínas Flashcards

1
Q

CHON

A

Carbono, hidrógeno, oxígeno y nitrógeno

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2
Q

Unidad básica

A

Aminoácidos

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3
Q

Tipo de enlace

A

Peptídico

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4
Q

Función

A

Múltiples

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5
Q

Dipéptido

A

2 aminoácidos

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6
Q

Polipéptidos

A

10-100 aminoácidos

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7
Q

Proteína

A

Unión de varios polipéptidos

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8
Q

Al unirse mediante enlaces peptídicos

A

Se pierde una molécula de agua

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9
Q

Aminoácidos esenciales

A

Son 20 los que conforman a las proteínas

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10
Q

Estructuras

A

Primaria-secundaria-terciaria-cuaternaria

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11
Q

Estructuras Primarias

A

Secuencia de aminoácidos unidos por enlaces peptídicos

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12
Q

Estructuras Secundarias

A

Plegamiento de las cadenas peptídicas, puente de H

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13
Q

Estructuras Terciarias

A

Plegamiento de la estructura secundaria, S-S

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14
Q

Estructura Cuaternaria

A

Unión de 2 o más estructuras terciarias

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15
Q

Funciones 1

A

Estructural: componente de membrana, cápsulas y citoesqueleto
Hormonal: hormonas terminadas en -INA origen proteico
Defensiva: anticuerpos o inmunoglobulinas

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16
Q

Funciones 2

A

Transporte: proteínas de membrana
Movimiento: contracción muscular
Reserva: reserva de aminoácidos en el desarrollo embrionario
Enzimática: enzimas de origen proteico