CRHP, or Cysteine-rich protein 1 (intestinal), is a human gene encoded by CRIP1. It may also be known as: CRP-1; Cysteine-rich heart protein; hCRHP; Cysteine-rich intestinal protein; Cysteine-rich protein 1. The encoded protein has an amino acid length of 77 and a mass of 8.5 kDa. Other isoforms may exist. Homologs of this gene exist in other organisms, including: Zebrafish, Chicken.