Collagen IV

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

**Definition:** The major structural component of basement membranes, Collagen-IV consists of six subunits encoded by genes COL4A1, COL4A2, COL4A3, COL4A4, COL4A5 and COL4A6.

**Synonyms:** - Collagen Type IV - Type IV Collagen