Health Dictionary
Reliable, easy-to-read patient information on common medical conditions — written in plain language, free of jargon, and grounded in current evidence. Browse the most frequent diagnoses, understand what they mean for everyday life, and learn which steps and questions help you have a focused conversation with your doctor.
Synaptojanin 1
Introduction
Synaptojanin 1 is a protein that in humans is encoded by the SYNJ1 gene. [1]
Function
Function
This gene encodes a phosphoinositide phosphatase that regulates levels of membrane phosphatidylinositol-4,5-bisphosphate. As such, expression of this enzyme may affect synaptic transmission and membrane trafficking. Multiple transcript variants encoding different isoforms have been found for this gene.
Further reading
Further reading
This article incorporates text from the United States National Library of Medicine, which is in the public domain.