Metabolism — Flashcards

Activated Ras is regulated by its own intrinsic _____ activity

_____ have intrinsic tyrosine kinase activity within the receptor molecule

What enzyme deficiencies may cause homocystinuria? _____ and methionine synthase deficiencies

Vitamin B9 (folate) is converted to _____, a coenzyme for 1-carbon transfer/methylation reactions

Insulin increases expression of the GLUT4 transporter on adipose and muscle tissue via the _____ signaling pathway

Methemoglobin (Fe3+) binds O2 much _____ readily than hemoglobin (Fe2+)

Hint: more/less

Vitamin D deficiency is associated with hypocalcemic _____

17-hydroxyprogesterone may be converted to _____ via the enzyme 21β-hydroxylase

Methionine is combined with adenosine (using ATP) to form _____

Gout may occur secondary to _____ syndrome due to inability to salvage purines