Immunoglobulin Binding Protein

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

**Definition:** Immunoglobulin Binding Proteins temporarily and non-covalently interact through physical forces of attraction and spatial complementarity with structurally-related Y-shaped monomeric or polymeric glycoproteins produced by B-lymphocytes that function as antibodies.

**Synonyms:** - Immunoglobulin Binding Factor