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Bioqu mica VITAMINAS Dr. Jaime Ayala.

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Bioqu mica VITAMINAS Dr. Jaime Ayala.

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    1. Bioquímica VITAMINAS Dr. Jaime Ayala.

    10. Características de los cofactores No son de naturaleza proteica Pueden ser iones o coenzimas Son resistentes a los cambios bruscos de temperatura ( termoestables) Su presencia es necesaria para la actividad de las enzimas

    14. Enzimas que utilizan PPT 1. descarboxilación oxidativa y no oxidativa de alfa cetoácidos Complejo Priruvato deshidrogenasa Complejo alfa cetoglutarato deshidrogenasa

    18. Riboflavina

    19. FMN+ - FAD+

    21. FMNH2 – FADH2

    22. Ejemplo: Succinato deshidrogenasa: Succinato + FAD+----- Fumarato + FADH2

    61. Otras coenzimas no derivadas de vitaminas ATP- ADP- AMP etc Glutatión Acido lipoico Biopterina Coenzima Q (ubiquinona) Carnitina

    63. Enzimas que utilizan nucleótidos fosfatados Transferasas: Ej: Glucosa + ATP-------Glucosa 6P + ADP Ligasas o sintetasas: Ej: Glutamato + NH3 + ATP----Glutamina + ADP + Pi

    64. glutation

    72. biopterina

    74. biopterina

    77. carnitina

    78. carnitina

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