GRIP, or Glutamate receptor interacting protein 1, is a human gene encoded by GRIP1. It may also be known as: Glutamate receptor-interacting protein 1-1. The encoded protein has an amino acid length of 1128 and a mass of 122.4 kDa. Other isoforms may exist. Homologs of this gene exist in other organisms, including: Fly, Arabidopsis, Frog.