Neutrophil Cytosol Factor 4

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

**Definition:** Neutrophil cytosol factor 4 (339 aa, ~39 kDa) is encoded by the human NCF4 gene. This protein plays a role in the regulation of the phagosomal oxidative burst.

**Synonyms:** - NCF-4 - NCF4 - Neutrophil Cytosolic Factor 4 - Neutrophil NADPH Oxidase Factor 4 - SH3 and PX Domain-Containing Protein 4 - p40 phox - p40-phox - p40phox