GTPase-Activating Protein and VPS9 Domain-Containing Protein 1

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

**Definition:** GTPase-activating protein and VPS9 domain-containing protein 1 (1478 aa, ~165 kDa) is encoded by the human GAPVD1 gene. This protein is involved in both guanine nucleotide exchange factor (GEF) and GTPase-activating protein (GAP) activities.

**Synonyms:** - GAPVD1 - GAPex-5 - Rab5-Activating Protein 6