iDrugBank

Complement Factor B

MESHD011415

A glycine-rich, heat-labile serum glycoprotein that contains a component of the C3 CONVERTASE ALTERNATE PATHWAY (C3bBb). Bb, a serine protease, is generated when factor B is cleaved by COMPLEMENT FACTOR D into Ba and Bb.

Synonyms

  • Factor B, Complement
  • Complement Factor B, Alternative Pathway
  • Complement Protein B
  • Protein B, Complement
  • Complement Protein Factor B
  • Factor B
  • Properdin Factor B
  • Factor B, Properdin
  • C3 Proactivator
  • Proactivator, C3
  • Complement 3 Proactivator
  • Proactivator, Complement 3
  • C3PA
  • Complement Factor Ba
  • Factor Ba, Complement
  • Properdin Factor Ba
  • Factor Ba, Properdin
  • Properdin Factor Bf
  • Factor Bf, Properdin
  • Properdin Factor Bf F1
  • Complement Factor Bb
  • Bb, Complement Factor
  • Factor Bb, Complement
  • Properdin Factor Bb
  • Factor Bb, Properdin
  • Bb Fragment of Factor B
  • Complement Factor B-Derived Fragment Bb
  • Complement Factor B Derived Fragment Bb
  • Complement Factor B Fragment, Bb

Source last updated 2026-05-24T15:26:42.993Z