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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 31
Allergen Scientific Name Phl p 2
Allergen Species - Systematic Name Phleum pratense
Allergen Species - Common Name timothy
Allergen Common source grass
Allergen Common name Poales
Allergen Keywords Phl p Va
Allergen IUIS (Yes=1, No=0) 1
ID Allergen Name
Phl p 2 - References
ID Reference
Pubmed ID: 8262175
Dolecek C, Vrtala S, Laffer S, Steinberger P, Kraft D, Scheiner O, Valenta R, Molecular characterization of Phl p II, a major timothy grass (Phleum pratense) pollen allergen. FEBS Lett. 1993 Dec 13;335(3):299-304.
Phl p 2 - Protein Sequences
Source Link to source
SwissProt P43214
Phl p 2 - PDB Structure
PDB Id PDB Name PDB Entry Deposition Date Experiment Type Observation
31 139 1WHO 04-APR-97 X-ray diffraction resolution 1.9 A
31 140 1WHP 04-APR-97 X-ray diffraction resolution 3.0 A
31 141 1BMW 27-JUL-98 NMR, 38 structures
31 221 2VXQ 2008-07-08 X-ray diffraction resolution 1.90 A

Phl p 2 - Sequence Search :
Sequence Header Sequence
Phl p 2
SDAP Sequence ID: 220
SDAP Allergen ID: 31
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
Phl p 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
Phl p 2 87.9 0.73 1BMW_A 100 96 122 27 - 122 1 - 96 0 200 Download (SI: 220)
Phl p 2 - Alphafold Theoretical Model Structure
Model Structure

Coverage Plddt
Phl p 2 - Protein Sequence Properties!
Protein Sequence Protease cleavage sites PeptideCutter at ExPASy
P43214 Click here to process the data
Phl p 2 - PFAM Information
SeqID Aller ID AlnS AlnE EnvS EnvE PFAM ID Family Type Clan Description
220 31 30 109 30 109 PF01357 Expansin_C Domain CL0159 Expansin C-terminal domain
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
Phl p 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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