Puas yog dehydrogenase yog hydrolase?
Puas yog dehydrogenase yog hydrolase?

Video: Puas yog dehydrogenase yog hydrolase?

Video: Puas yog dehydrogenase yog hydrolase?
Video: Suab Nag Yaj - Yog Puas Yog 2024, Lub Xya hli ntuj
Anonim

Dehydrogenases yog subclass ntawm cov enzymes hu ua "oxidoreductases." Oxidoreductases, feem ntau, catalyze oxidation thiab txo cov tshuaj tiv thaiv. Feem ntau oxidoreductase enzymes yog dehydrogenases , txawm hais tias reductases kuj muaj ntau.

Ib sab ntawm no, dab tsi yog hydrolase enzymes?

Hydrolase . Hydrolases yog hydrolytic cov enzymes , biochemical catalysts uas siv dej txhawm rau txhawm rau cov tshuaj lom neeg, feem ntau faib cov molecule loj rau hauv ob lub me me. Piv txwv li hydrolases muaj xws li esterases, proteases, glycosidases, nucleosidases, thiab lipases.

Qhov thib ob, yuav ua li cas yog tias tsis muaj cawv dehydrogenase? Cov Cawv dehydrogenase (ADH) rov ethanol rau hauv acetaldehyde thiab acetaldehyde yog lom heev thiab thiab ua rau muaj kev phiv tsis zoo heev. Yog ADH enzyme tsis ua haujlwm tag nrho, ADH yuav tsis tuaj yeem tawg ethanol mus rau acetaldehyde.

Dab tsi yog lub luag haujlwm ntawm dehydrogenase hauv kev ua haujlwm photosynthesis?

NADP-dependent malate dehydrogenase (NADP-MDH) yog chloroplast enzyme muaj nyob rau hauv ntsuab algae thiab ntau hom av nroj tsuag. Lub enzyme catalyzes txo qis ntawm oxaloacetate rau malate siv NADPH raws li reductant nyob rau hauv cov tshuaj tiv thaiv uas nruj me ntsis yuav tsum tau lub teeb-kiv los ntawm Fdx / Trx system.

Puas yog cawv dehydrogenase yog cov protein?

ALCOHOL DEHYDROGENASES Lawv yog dimeric cov protein , nrog txhua subunit khi ob Zn2+ ions, tsuas yog ib qho uas yog catalytically nquag. Qhov no catalytic Zn2+ ion tau hloov pauv tetrahedral geometry, sib koom ua ke rau ib histidine thiab ob cysteine seem.

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