Ribonuclease Inhibitor

**Semantic type:** Amino Acid, Peptide, or Protein

**Definition:** Ribonuclease inhibitor (461 aa, ~50 kDa) is encoded by the human RNH1 gene. This protein plays a role in the inhibition of ribonucleases.

**Synonyms:** - PRI - Placental RNase Inhibitor - Placental Ribonuclease Inhibitor - RAI - Ribonuclease/Angiogenin Inhibitor 1