What is "fxr"

FXR may refer to:

• Farnesoid X receptor, a nuclear receptor that in humans is encoded by the NR1H4 gene.
• FXR1, fragile X mental retardation syndrome-related protein 1, a protein that in humans is encoded by the FXR1 gene

• F. X. Reid, pseudonym of British computer science academic Mike W. Shields
• Franz Xaver Rudolf von Höhnel (1852–1920), Austrian bryologist, mycologist, and algologist

• Foxer or FXR, an acoustic decoy device used to confuse homing torpedoes in World War II
• FXR Super Glide II, part of the Harley-Davidson Super Glide motorcycle line