Human cyclooxygenase-1 activity and its responses to COX inhibitors are allosterically regulated by nonsubstrate fatty acids

Recombinant human prostaglandin endoperoxide H synthase-1 (huPGHS-1) was characterized. huPGHS-1 has a single high-affinity heme binding site per dimer and exhibits maximal cyclooxygenase (COX) activity with one heme per dimer. Thus, huPGHS-1 functions as a conformational heterodimer having a cataly...

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Bibliographic Details
Main Authors: Hechang Zou, Chong Yuan, Liang Dong, Ranjinder S. Sidhu, Yu H. Hong, Dmitry V. Kuklev, William L. Smith
Format: Article
Language:English
Published: Elsevier 2012-07-01
Series:Journal of Lipid Research
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S0022227520345107