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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 266
Allergen Scientific Name Sol i 2
Allergen Species - Systematic Name Solenopsis invicta
Allergen Species - Common Name fire ant
Allergen Common source insects
Allergen Common name
Allergen Keywords Venom allergen II
Allergen IUIS (Yes=1, No=0) 1
ID Allergen Name
Sol i 2 - References
ID Reference
Pubmed ID: 8423273
Hoffman DR, Allergens in Hymenoptera venom XXIV: the amino acid sequences of imported fire ant venom allergens Sol i II, Sol i III, and Sol i IV. J Allergy Clin Immunol. 1993 Jan;91(1 Pt 1):71-8.
Pubmed ID: 8454046
Schmidt M, Walker RB, Hoffman DR, McConnell TJ, Nucleotide sequence of cDNA encoding the fire ant venom protein Sol i II. FEBS Lett. 1993 Mar 15;319(1-2):138-40.
Pubmed ID: 8765821
Schmidt M, McConnell TJ, Hoffman DR, Production of a recombinant imported fire ant venom allergen, Sol i 2, in native and immunoreactive form. J Allergy Clin Immunol. 1996 Jul;98(1):82-8.
Sol i 2 - Protein Sequences
Source Link to source
SwissProt P35775
Sol i 2 - PDB Structure
PDB Id PDB Name PDB Entry Deposition Date Experiment Type Observation
266 296 2YGU 2011-04-20 X-ray diffraction resolution 2.60 A CYS 22 disulfide interchain links for chains A with B, C with D, E with F, and G with H

Sol i 2 - Sequence Search :
Sequence Header Sequence
Sol i 2
SDAP Sequence ID: 255
SDAP Allergen ID: 266
View 3D Structure Click here to view 3D model structure of allergen
Fasta Search in SDAP
Blast Swissprot database search at NCBI
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Blast NR database search at NCBI
Sol i 2 - 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
Sol i 2 89.95 0.79 2YGU_A 100 119 138 20 - 138 1 - 119 0 244 Download (SI: 255)
Sol i 2 - Alphafold Theoretical Model Structure
Model Structure

Coverage Plddt
Sol i 2 - Protein Sequence Properties!
Protein Sequence Protease cleavage sites PeptideCutter at ExPASy
P35775 Click here to process the data
Sol i 2 - PFAM Information
SeqID Aller ID AlnS AlnE EnvS EnvE PFAM ID Family Type Clan Description
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
Sol i 2 - 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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