Immunoglobulin Kappa Variable 4-1

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

**Definition:** Immunoglobulin kappa variable 4-1 (121 aa, ~13 kDa) is encoded by the human IGKV4-1 gene. This protein plays a role in antibody specificity.

**Synonyms:** - IGKV4-1 - Ig Kappa Chain V-IV Region - Ig Kappa Chain V-IV Region - Ig Kappa Chain V-IV Region B171 - Ig Kappa Chain V-IV Region JI1 - Ig Kappa Chain V-IV Region Len1 - Ig Kappa Chain V-IV Region STH