Conjugation reactions Flashcards

1
Q

Glucuronidation

A

Glucuronyl transferases
UGT1A1 in adults
UGT2B4 in fetuses

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2
Q

Sulfate conjugation

A

Sulfotransferases

Saturable due to PAPS

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3
Q

Acetylation

A

NAT-1 and NAT-2

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4
Q

Slow acetylation

A

Isoniazid induced neurotoxicity
Drug-induced lupus
Arylamine-induced bladder cancer

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5
Q

Fast acetylation

A

Isoniazid induced hepatitis

Colorectal cancer

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6
Q

Glutathione conjugation

A

Glutathione S transferase

Protects body from reactive chemicals

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7
Q

GSTM null links

A
Pituitary adenoma
Head and neck cancer
Malignant melanoma
Colorectal cancer
Bladder cancer
Lung cancer
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8
Q

Methylation

A

Methyltransferases
SAM
Products are more lipid soluble than substrate

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9
Q

Amino acid conjugation

A

Usually as glycine conjugates

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