12

immunoglobulin heavy chain (V10 family)
immunoglobulin heavy chain variable region
immunoglobulin heavy chain Sa1
immunoglobulin heavy chain, joining region
immunoglobulin heavy chain Ia
immunoglobulin heavy chain 8 (heavy chain of IgG3)
immunoglobulin heavy chain 7 (heavy chain of IgE)
immunoglobulin heavy constant mu
immunoglobulin heavy constant gamma 1 (G1m marker)
immunoglobulin heavy constant gamma 2B