Dissemin is shutting down on January 1st, 2025

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American Society for Cell Biology, Molecular Biology of the Cell, 4(26), p. 594-604

DOI: 10.1091/mbc.e14-08-1274

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Identification of protein disulfide isomerase 1 as a key isomerase for disulfide bond formation in apolipoprotein B100

This paper is made freely available by the publisher.
This paper is made freely available by the publisher.

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Abstract

Pdi1 knockdown decreases apoB100 synthesis, reduces MTP activity and apoB100 lipidation, and impairs the oxidative folding of apoB100, which causes defective VLDL secretion. PDI1 promotes formation of disulfide bonds in apoB100 and serves as its disulfide isomerase.