Alterations in NSD1 are linked to various human cancers, including leukemia (AML) and head and neck squamous cell carcinomas, where it can act as either an oncogene or a tumor suppressor depending on the context. Technical Breakdown of the 1.7 Å Structure

In scientific literature, "1.7" often refers to the resolution of the NSD1 catalytic domain's crystal structure, a landmark discovery that revealed how this protein regulates gene expression. What is NSD1?

NSD1 ( Nuclear receptor-binding SET domain protein 1 ) is a critical enzyme that acts as a . It essentially functions as a "genetic dimmer switch," turning certain genes on or off by adding methyl groups to histone proteins. Key Biological Roles

The 1.7 Å structure revealed a "regulatory loop" that physically blocks the protein's active site.