54.下列有關藥物Phase II代謝中的酵素與基質提供者的對應,何者錯誤?
(A)methyl transferase-S-adenosylmethionine
(B)glutathione S-transferase-glutathione
(C)sulfotransferase-3-phosphoadenosine-5'-phosphate
(D)acyl synthetase-glycine

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統計: A(672), B(325), C(4905), D(1813), E(0) #1738135

詳解 (共 6 筆)

#3059400
1. Glucuronidation (...
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#3450785

看到C的基質提供者沒有硫就選了@@

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#2913234
PAPS為3'-Phosphoadeno...
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#3750699

acyl synthetase-glycine

 <--        方向         --> 

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#4130702

【重點】《14 th Basic p.60-61(Table4-1)、p.64(Table4-3)》

5f07dc1328731.jpg


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#5878902

幫樓上大大補個酵素進去

共軛反應

酵素

共軛劑

高能量中間物

發生共軛官能基

glucuronidation

UDP-glucuronosylntransferase (UGT)

glucuronic acid

UDPGA

-OH、-COOH、-NH2、SH

Sulfation

sulfotransferase (ST) 

Sulfate

PAPS

3'-phosphoadenosine-5'-phosphosulfate

-OH、-NH2

amino acid

acyl synthetase

Glycine, glutamine,taurine

coenzyme A thioester

-COOH

acetylation

acetyltransferase 

acetyl CoA

acetyl CoA

-OH、-NH2

methylation

methyl transferase 

CH3 from S-adenosylmethionine

S-adenosyl-methionine

-OH、NH2

glutathione 

(mercapturic acid conjugation)

glutathione S-transferase 

Glutathione

Arene oxides, epoxides

 

aryl halides, epoxides, arene oxides

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私人筆記 (共 1 筆)

私人筆記#948011
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(C)sulfotransferase-...
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