Son of Sevenless Homolog 2

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

**Definition:** Son of sevenless homolog 2 (1332 aa, ~153 kDa) is encoded by the human SOS2 gene. This protein plays a role in guanine nucleotide exchange.

**Synonyms:** - Guanine Nucleotide Exchange Factor SOS2 - SOS-2 - SOS2