Here you are: IMGT Web resources > IMGT Repertoire (IG and TR) > 1. Locus and genes

Relative position (order) of a gene, in a locus from the 5' end of a locus to its 3' end. The number '0' indicates that the relative position is unknown.

Horse (Equus caballus) IGH locus

IMGT gene name IMGT locus gene order IMGT gene orientation in locus Copy Number Variation (CNV)
IGHV4S1 0 direct
IGHV1-41N 1 direct
IGHV3-40N 2 direct
IGHV3-39N 3 direct
IGHV4-38N 4 direct
IGHV4-37N 5 direct
IGHV1-84 6 direct
IGHV4-83 7 direct
IGHV4-82 8 direct
IGHV4-81 9 direct
IGHV3-80 10 direct
IGHV1-79 11 direct
IGHV3-78 12 direct
IGHV2-77 13 direct
IGHV4-33D 14 opposite
IGHV7-34D 15 opposite
IGHV4-35D 16 opposite
IGHV3-76 17 opposite
IGHV4-75 18 opposite
IGHV4-74 19 opposite
IGHV3-73 20 opposite
IGHV4-72 21 opposite
IGHV5-71 22 opposite
IGHV1-70 23 opposite
IGHV3-69 24 opposite
IGHV4-68 25 opposite
IGHV5-67 26 opposite
IGHV9-66 27 opposite
IGHV4-65 28 opposite
IGHV3-64 29 opposite
IGHV2-63 30 opposite
IGHV3-62 31 opposite
IGHV1-61 32 opposite
IGHV3-60 33 opposite
IGHV4-59 34 opposite
IGHV3-58 35 opposite
IGHV4-57 36 opposite
IGHV3-56 37 opposite
IGHV4-55 38 opposite
IGHV(II)-54 39 opposite
IGHV4-53 40 opposite
IGHV4-52 41 opposite
IGHV4-51 42 opposite
IGHV3-50 43 opposite
IGHV4-49 44 opposite
IGHV4-48 45 opposite
IGHV(II)-43N 46 direct
IGHV4-42N 47 direct
IGHV3-47 48 opposite
IGHV3-46 49 opposite
IGHV1-45 50 opposite
IGHV4-42D 51 opposite
IGHV(II)-43D 52 opposite
IGHV3-44 53 opposite
IGHV(II)-43 54 direct
IGHV4-42 55 direct
IGHV1-41D 56 direct
IGHV3-40D 57 direct
IGHV3-39D 58 direct
IGHV4-38D 59 direct
IGHV4-37D 60 direct
IGHV1-41 61 direct
IGHV3-40 62 direct
IGHV3-39 63 direct
IGHV4-38 64 direct
IGHV4-37 65 direct
IGHV3-36 66 direct
IGHV4-35 67 direct
IGHV7-34 68 direct
IGHV4-33 69 direct
IGHV3-32 70 direct
IGHV1-31 71 direct
IGHV4-30 72 direct
IGHV4-29 73 direct
IGHV4-28 74 direct
IGHV4-20N 75 direct
IGHV3-27 76 direct
IGHV3-26 77 direct
IGHV4-25 78 direct
IGHV3-24 79 direct
IGHV4-23 80 direct
IGHV4-22 81 direct
IGHV4-20D 82 opposite
IGHV4-21 83 opposite
IGHV4-20 84 direct
IGHV3-19 85 direct
IGHV3-18 86 direct
IGHV4-17 87 direct
IGHV3-16 88 direct
IGHV(II)-15 89 direct
IGHV4-14 90 direct
IGHV3-13 91 direct
IGHV(II)-12 92 direct
IGHV4-11 93 direct
IGHV4-10 94 direct
IGHV3-9 95 direct
IGHV4-8 96 direct
IGHV3-7 97 direct
IGHV4-6 98 direct
IGHV1-5 99 direct
IGHV4-4 100 direct
IGHV4-3 101 direct
IGHV4-2 102 direct
IGHV3-1 103 direct
IGHD3-1 104 direct
IGHD4-2 105 direct
IGHD2-3 106 direct
IGHD3-4 107 direct
IGHD4-5 108 direct
IGHD2-6 109 direct
IGHD3-7 110 direct
IGHD4-8 111 direct
IGHD2-9 112 direct
IGHD3-10 113 direct
IGHD4-11 114 direct
IGHD2-12 115 direct
IGHD3-13 116 direct
IGHD4-14 117 direct
IGHD2-15 118 direct
IGHD3-16 119 direct
IGHD4-17 120 direct
IGHD2-18 121 direct
IGHD3-19 122 direct
IGHD4-20 123 direct
IGHD2-21 124 direct
IGHD3-22 125 direct
IGHD2-23 126 direct
IGHD3-24 127 direct
IGHD4-25 128 direct
IGHD2-26 129 direct
IGHD3-27 130 direct
IGHD4-28 131 direct
IGHD2-29 132 direct
IGHD3-30 133 direct
IGHD4-31 134 direct
IGHD1-32 135 direct
IGHD7-33 136 direct
IGHD6-34 137 direct
IGHD4-35 138 direct
IGHD2-36 139 direct
IGHD3-37 140 direct
IGHD4-38 141 direct
IGHD2-39 142 direct
IGHD3-40 143 direct
IGHD4-41 144 direct
IGHD1-42 145 direct
IGHD7-43 146 direct
IGHD6-44 147 direct
IGHJ1 148 direct
IGHJ2 149 direct
IGHJ3 150 direct
IGHJ4 151 direct
IGHJ5 152 direct
IGHJ6-1 153 direct
IGHJ6-2 154 direct
IGHJ6-3 155 direct
IGHJ6-4 156 direct
IGHM 157 direct
IGHD 158 direct
IGHG1 159 direct
IGHG2 160 direct
IGHG3 161 direct
IGHG7 162 direct
IGHG4 163 direct
IGHG6 164 direct
IGHG5 165 direct
IGHE 166 direct
IGHA 167 direct
Created:
30/07/2020
Last updated:
22/09/2023
Authors:
Joumana Jabado-Michaloud, Marie-Paule Lefranc and Sofia Kossida