Horse (Equus caballus) IGHV genes

The horse (Equus caballus) IGH locus on chromosome 24 comprises 95 IGHV genes belonging to 8 IGHV subgroups:
IMGT group IMGT subgroup Functional ORF Pseudogene Total
IGHV IGHV1 4 (+1)* 1 (+1)* 4 (0:4) 10
IGHV2 1 1 0 2
IGHV3 1 2 27(3:24) 30
IGHV4 12 4 31 (12:19) 47
IGHV5 0 1 1 (0:1) 2
IGHV7 0 0 2 (2:0) 2
IGHV9 1 0 0 1
IGHV(II) 0 0 6 (0:6) 6
Total 18 (+1)* 9 (+1) 71 (16:54) 100
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 ORF (IGHV1-41).

Horse (Equus caballus) IGHD genes

The horse (Equus caballus) IGH locus on chromosome 24 comprises 40 IGHD genes:
IMGT group IMGT set or subgroup (if any) Functional ORF Pseudogene Total
IGHD IGHD1 1 0 0 1
IGHD2 1 0 0 1
IGHD3 1 0 0 1
IGHD4 0 1 0 1
IGHD5 1 0 0 1
IGHD6 1 0 0 1
IGHD7 0 1 0 1
IGHD8 0 1 0 1
IGHD9 1 0 0 1
IGHD10 0 1 0 1
IGHD11 1 0 0 1
IGHD12 1 0 0 1
IGHD13 1 0 0 1
IGHD14 1 0 0 1
IGHD15 1 0 0 1
IGHD16 0 1 0 1
IGHD17 0 1 0 1
IGHD18 1 0 0 1
IGHD19 0 1 0 1
IGHD20 0 1 0 1
IGHD21 1 0 0 1
IGHD22 0 1 0 1
IGHD23 1 0 0 1
IGHD24 0 1 0 1
IGHD25 1 0 0 1
IGHD26 1 0 0 1
IGHD27 1 0 0 1
IGHD28 1 0 0 1
IGHD29 0 1 0 1
IGHD30 0 1 0 1
IGHD31 1 0 0 1
IGHD32 1 0 0 1
IGHD33 1 0 0 1
IGHD34 0 1 0 1
IGHD35 0 1 0 1
IGHD36 1 0 0 1
IGHD37 0 1 0 1
IGHD38 0 1 0 1
IGHD39 1 0 0 1
IGHD40 1 0 0 1
Total 27 13 0 40


Horse (Equus caballus) IGHJ genes

The horse (Equus caballus) IGH locus on chromosome 24 comprises 9 IGHJ genes:
IMGT group IMGT set or subgroup (if any) Functional ORF Pseudogene Total
IGHJ IGHJ1 1 0 0 1
IGHJ2 0 1 0 1
IGHJ3 1 0 0 1
IGHJ4 1 0 0 1
IGHJ5 1 0 0 1
IGHJ6 1 0 0 1
IGHJ7 1 0 0 1
IGHJ8 1 0 0 1
IGHJ9 0 1 0 1
Total 7 2 0 9

More information:
Gene table: horse (Equus caballus) IGHV
Gene table: horse (Equus caballus) IGHD
Gene table: horse (Equus caballus) IGHJ
Locus description: horse (Equus caballus) IGH