Immunogen: Synthetic peptide C-YREHRSELNLRR from an internal region (near N-terminus) of human GPI (NP_000166.2). Percent identity with other species by BLAST analysis: Human (100%), Gorilla (92%), Orangutan (92%), Monkey (92%), Marmoset (92%), Elephant (83%), Panda (83%), Pig (83%), Magnaporthe (83%).