Complement C1q Subcomponent Subunit B

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

**Definition:** Complement C1q subcomponent subunit B (253 aa, ~27 kDa) is encoded by the human C1QB gene. This protein plays a role in regulation of the classical complement cascade.

**Synonyms:** - C1QB - Complement C1q B Chain - Complement C1q Chain B - Complement Subcomponent C1q Chain B