Programmed Cell Death Protein 1

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

**Definition:** Programmed cell death protein 1 (288 aa, ~32 kDa) is encoded by the human PDCD1 gene. This protein is involved in the regulation of apoptosis.

**Synonyms:** - Antigen CD279 - CD279 - CD279 Antigen - PD-1 - PD1 - PDCD1 - Protein PD-1 - hPD-1