Poly(A)-Binding Protein I

**Definition:** A poly(A) binding protein that has a variety of functions such as mRNA stabilization and protection of RNA from nuclease activity. Although poly(A) binding protein I is considered a major cytoplasmic RNA-binding protein it is also found in the CELL NUCLEUS and may be involved in transport of mRNP particles.

**Tree numbers:** - D12.776.157.725.452.249 - D12.776.664.962.452.249

**Synonyms:** - p70 Poly(A) Binding Protein - PAB1 Poly(A) Binding Protein - PABP1 Protein - PABPC1 Protein - Poly(A)-Binding Protein, Cytoplasmic 1