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                SDAP 2.0 - Structural Database of Allergenic Proteins
Go to: SDAP All allergens       Go to: SDAP Food allergens
Send a comment to Werner Braun      Submit new allergen information to SDAP
Alphabetical listing of allergens: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Access to SDAP is available free of charge for Academic and non-profit use.< Licenses for commercial use can be obtained by contacting W. Braun ( Secure access to SDAP is available from

Allergen Info Description
Allergen ID 1644
Allergen Scientific Name Car i 2.0101
Allergen Species - Systematic Name Carya illinoinensis
Allergen Species - Common Name Pecan
Allergen Common source foods
Allergen Common name
Allergen Keywords Vicilin-like seed storage protein; 7S globulin
Allergen IUIS (Yes=1, No=0) 1
Car i 2.0101 - References
ID Reference
Pubmed ID: 27128197
Zhang Y, Lee B, Du WX, Lyu SC, Nadeau KC, Grauke LJ, Zhang Y, Wang S, Fan Y, Yi J, McHugh TH. Identification and Characterization of a New Pecan [Carya illinoinensis (Wangenh.) K. Koch] Allergen, Car i 2. J Agric Food Chem. 2016 May 25;64(20):4146-51. doi: 10.1021/acs.jafc.6b00884. Epub 2016 May 10. PMID: 27128197.
Car i 2.0101 - Protein Sequences
Source Link to source
GenBank B3STU4
Car i 2.0101 - PDB Structure
PDB Id PDB Name PDB Entry Deposition Date Experiment Type Observation
1644 325 5E1R 2015-09-30 X-ray diffraction resolution 2.65 A Crystal structure of pecan (carya illinoinensis) vicilin, a new food allergen

Car i 2.0101 - Sequence Search :
Sequence Header Sequence
Car i 2.0101
SDAP Sequence ID: 1411
SDAP Allergen ID: 1644
View 3D Structure Click here to view 3D model structure of allergen
Fasta Search in SDAP
Blast Swissprot database search at NCBI
Blast PDB database search at NCBI
Blast NR database search at NCBI
Car i 2.0101 - Statistics from Alphafold ( SI is sequence id, Best template format: PDB_ChainID)
Allergen Name pLDDT Score pTM Score Best PDB template %Seq ID Align length Seq length Query Range Sequence Range E-Value Bit Score Download Model
Car i 2.0101 78.2 0.54 5E1R_A 100 424 792 369 - 792 3 - 426 0 881 Download (SI: 1411)
Car i 2.0101 - Alphafold Theoretical Model Structure
Model Structure

Coverage Plddt
Car i 2.0101 - Protein Sequence Properties!
Protein Sequence Protease cleavage sites PeptideCutter at ExPASy
B3STU4 Click here to process the data
Car i 2.0101 - PFAM Information
SeqID Aller ID AlnS AlnE EnvS EnvE PFAM ID Family Type Clan Description
1411 1644 46 205 35 206 PF04702 Vicilin_N Family No_clan Vicilin N terminal region
1411 1644 205 372 202 374 PF04702 Vicilin_N Family No_clan Vicilin N terminal region
1411 1644 263 372 257 406 PF04702 Vicilin_N Family No_clan Vicilin N terminal region
1411 1644 421 490 387 522 PF00190 Cupin_1 Domain CL0029 Cupin
1411 1644 583 749 582 754 PF00190 Cupin_1 Domain CL0029 Cupin
Where: AlnS= Alignment start position, AlnE= Alignment end position, EnvS= Envelope start position, EnvE= Envelope end position.

List of B-cell epitopes predicted by BepiPred method using a window size of 9 amino acids

Cleck here for epitopes predicted by BepiPred method
Car i 2.0101 - Epitope Information from published data
No. Position Epitope Sequence Epitope Type View epitope Search epitope in SDAP PD search in SDAP Cross-React search
No epitope information found!
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