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Table 5 Potential associations between cattle OR gene clusters and odorant recognition

From: Analysis of cattle olfactory subgenome: the first detail study on the characteristics of the complete olfactory receptor repertoire of a ruminant

Cattle OR Locus Mouse and human ORs with known odorant recognition* Cattle ORs with sequence similarity Amino acid Sequence identity(%) Odorant(s) recognized Perceived odor
15-47 Olfr2 bOR6F1 89 n-aliphatic aldehydes Fatty
15-48 Olfr653 bOR52F1 83 n-aliphatic acids/alcohols As above
10-27 Olfr749 bOR11B3 82 n-aliphatic acids Rancid, sour, sweaty, fatty
29-28 Olfr151 bOR8H3 81 Acetophenone Floral/woody
15-45 Olfr480 bOR5F5 80 n-aliphatic alcohols Herbal, woody, orange, rose
3-10 Olfr16 bOR10O3 79 Lyral Lemony, green
10-22 Olfr49 bOR6N2 79 (−) citronellal Lemon
15-49 Olfr642 bOR51B3 76 n-aliphatic acids As above
19-24 OR1D2 bOR1S1P 75 Bourgeonal Lily of the valley
15-47 Olfr154 bOR2A2 74 2-Heptanone Fruity
15-47 Olfr690 bOR52D1 73 n-aliphatic acids/alcohols As above
26-0 Olfr74 bOR5M3 72 Ethyl vanillin Vanilla
15-48 Olfr661 bOR53A3P 71 n-aliphatic acids/alcohols As above
15-50 Olfr69 bOR52O9 67 n-aliphatic acids/alcohols As above
11-94 Olfr50 bOR1B10 66 I-carvone Spearmint, caraway
15-48 Olfr672 bOR52A1 63 n-aliphatic acids Rancid, sour, sweaty, fatty
15-48 Olfr683 bOR53C1 62 n-aliphatic acids/alcohols As above
19-25 Olfr56 bOR1C6 58 Limonene Lemon
15-49 Olfr586 bOR51C2 51 n-aliphatic acids As above
15-51 Olfr545 bOR52K1 38 n-aliphatic dicarboxylic acids  
- OR3A1 - - Helional Sweet, hay-like
- Olfr73 - - Eugenol Spicy
  1. * The information on 22 mouse and human ORs with known odorant recognition was from [20, 21, 2632]. Dash (−) indicates no match.