- Protocadherin Gamma A3 (PCDHgA3)
 - Protocadherin Gamma A4 (PCDHgA4)
 - Protocadherin Gamma A5 (PCDHgA5)
 - Protocadherin Gamma B1 (PCDHgB1)
 - Protocadherin Gamma B2 (PCDHgB2)
 - Protocadherin Gamma B3 (PCDHgB3)
 - Protocadherin Gamma B4 (PCDHgB4)
 - Protocadherin Gamma B5 (PCDHgB5)
 - Protocadherin Gamma B6 (PCDHgB6)
 - Protocadherin Gamma B7 (PCDHgB7)
 - Immunoglobulin Superfamily, Member 3 (IGSF3)
 - Immunoglobulin Superfamily, Member 5 (IGSF5)
 - Immunoglobulin Superfamily, Member 6 (IGSF6)
 - Immunoglobulin Superfamily, Member 9 (IGSF9)
 - Immunoglobulin Superfamily, Member 11 (IGSF11)