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Phosphatidylinositol transfer protein beta isoform

UniProtKB accession:  P53812
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Go to UniProtKB:  P53812
UniProtKB description:  Catalyzes the transfer of phosphatidylinositol between membranes (PubMed:18636990). Also catalyzes the transfer of phosphatidylcholine and sphingomyelin between membranes (By similarity). Required for COPI-mediated retrograde transport from the Golgi to the endoplasmic reticulum; phosphatidylinositol and phosphatidylcholine transfer activity is essential for this function (By similarity).
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