Crystal structure of the peanut allergen Ara h 2 bound by two neutralizing antibodies 13T1 and 13T5
SAbDab Antibody Annotation SAbDab Database Homepage
| Chain | Chain Class | Chain Subclass | Chain Type | Antigen Name(s) | Provenance Source |
|---|---|---|---|---|---|
| A [auth C] | Heavy Chain | IGHV3 | - | ara h 2 allergen | SAbDab (2025-12-19) |
| B [auth D] | Light Chain | IGKV3 | Kappa | ara h 2 allergen | SAbDab (2025-12-19) |
| C [auth A] | Heavy Chain | IGHV4 | - | ara h 2 allergen | SAbDab (2025-12-19) |
| D [auth B] | Light Chain | IGKV1 | Kappa | ara h 2 allergen | SAbDab (2025-12-19) |
Protein Family Annotation Pfam Database Homepage
| Chains | Accession | Name | Description | Comments | Source |
|---|---|---|---|---|---|
| PF00234 | Protease inhibitor/seed storage/LTP family (Tryp_alpha_amyl) | Protease inhibitor/seed storage/LTP family | This family is composed of trypsin-alpha amylase inhibitors, seed storage proteins and lipid transfer proteins from plants. | Domain |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
| Chains | Polymer | Molecular Function | Biological Process | Cellular Component |
|---|---|---|---|---|
| A [auth C] | 13t1 Fab heavy chain | - | - | - |
| B [auth D] | 13T1 Fab light chain | - | - | - |
| C [auth A] | 13T5 Fab heavy chain | - | - | - |
| D [auth B] | 13T5 Fab light chain | - | - | - |
| Ara h 2 allergen | - | - |
InterPro: Protein Family Classification InterPro Database Homepage
| Chains | Accession | Name | Type |
|---|---|---|---|
| IPR036312 | Bifunctional inhibitor/plant lipid transfer protein/seed storage helical domain superfamily | Homologous Superfamily | |
| IPR016140 | Bifunctional inhibitor/plant lipid transfer protein/seed storage helical domain | Domain | |
| IPR000617 | Napin/ 2S seed storage protein/Conglutin | Family |














