Signal-Transducing Adaptor Protein 1

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

**Definition:** Signal-transducing adaptor protein 1 (295 aa, ~34 kDa) is encoded by the human STAP1 gene. This protein is involved in promoting the activity of tyrosine-protein kinase Tec.

**Synonyms:** - BCR Downstream Signaling 1 - BCR Downstream-Signaling Protein 1 - BRDG1 - Docking Protein BRDG1 - STAP-1 - Stem Cell Adaptor Protein 1