Table 4. Known food allergens from legumes (except peanuts) listed by the WHO/IUIS allergen database (www.allergen.org, January 2026).
| Source | Allergen | MW (kDa) | Functional category |
|---|---|---|---|
| Cicer arietinum (Chickpea) | Cic a 1 | 42 | Late embryogenesis abundant protein family 4 |
| Glycine max (Soybean) | Gly m 1 | 7 | Hydrophobic protein |
| Gly m 2 | 8 | Defensin | |
| Gly m 3 | 14 | Profilin | |
| Gly m 4a | 17 | Pathogenesis-related protein, PR-10, Bet v 1 family member | |
| Gly m 5a | 48 | β-conglycinin (vicilin, 7S globulin) | |
| Gly m 6a | 55 | Glycinin (legumin, 11S globulin) | |
| Gly m 7 | 76.2 | Seed biotinylated protein | |
| Gly m 8 | 28 | 2S albumin | |
| Lens culinaris (Lentil) | Len c 1 | 47 | γ-vicilin subunit |
| Len c 2 | 66 | Seed biotinylated protein; late embryogenesis abundant protein | |
| Len c 3 | 9 | Non-specific lipid transfer protein type 1 (nsLTP1) | |
| Lupinus albus (White lupine) | Lup a 5 | 15 | Profilin |
| Lupinus angustifolius (Blue lupine) | Lup an 1 | 55 – 61 | Conglutin β (7S seed storage globulin, vicilin) |
| Lup an 3 | 11 | Non-specific lipid transfer protein type 1 (nsLTP1) | |
| Phaseolus vulgaris (Kidney bean) | Pha v 3 | 8.8 – 9 | Non-specific lipid transfer protein type 1 (nsLTP1) |
| Pisum sativum (Pea) | Pis s 1 | 44 | Vicilin |
| Pis s 2 | 63 | Convicilin | |
| Pis s 3 | 9.5 | Non-specific lipid transfer protein type 1 (nsLTP1) | |
| Vigna radiata (Mung bean) | Vig r 1 | 16 | Pathogenesis-related protein, PR-10, Bet v 1 family member |
| Vig r 2 | 52 | 8S globulin | |
| Vig r 3 | 50 | renamed to Vig r 2.0201 | |
| Vig r 4 | 30 | Seed albumin | |
| Vig r 5 | 15 | fragment of Vig r 2 | |
| Vig r 6 | 18 | Cytokinin-specific binding protein (CSBP), Bet v 1 family member |
IgE diagnostics available from aThermo Fisher Scientific (Uppsala, Sweden).