Horse (Equus caballus) IGKV genes

The horse (Equus caballus) IGK locus on chromosome 15 comprises 66 IGKV genes belonging to 11 IGKV subgroups:
IMGT group IMGT subgroup Functional ORF Pseudogene Total
IGKV IGKV1 1 0 1 (0:1) 2
IGKV2 6 0 7 (1:6) 13
IGKV3 0 0 4 (1:3) 4
IGKV4 8(+1)* 0 151(5:10)(+1 (0:1))* 23
IGKV5 1 0 0 1
IGKV6 0 1 0 1
IGKV7 0 0 1 (0:1) 1
IGKV9 0 1 1 (0:1) 2
IGKV(I) 0 0 2 (0:2) 2
IGKV(II) 0 0 151 (0:15) 15
IGKV(III) 0 0 1 (0:1) 1
Total 16(+1)* 2 47(+1)* 66
In the column 'Pseudogene', the number of pseudogenes with V-REGION in-frame and the number of pseudogenes with frameshift(s) are shown separated by two dots, between parentheses.
* An asterisk indicates that the following genes have alleles with different functionalities :
FUNCTIONAL or PSEUDOGENE (IGKV4-18)
1 An exponent indicates that the following genes are only found in the assembly version 3 (EquCab3.0) of the horse (Equus caballus) :
IGKV4-15
IGKV(II)-14, IGKV(II)-16 and IGKV(II)-16D

Horse (Equus caballus) IGKJ genes

The horse (Equus caballus) IGK locus on chromosome 15 comprises 5 IGKJ genes:
IMGT group IMGT set or subgroup (if any) Functional ORF Pseudogene Total
IGKJ IGKJ1 1 0 0 1
IGKJ2 1 0 0 1
IGKJ3 1 0 0 1
IGKJ4 1 0 0 1
IGKJ5 0 0 1 (1:0) 1
Total 4 0 1 5

More information:
Gene table: horse (Equus caballus) IGKV
Gene table: horse (Equus caballus) IGKJ
Locus description: horse (Equus caballus) IGK