Department of Biochemistry and Molecular Biology

SDAP Tools
FAO/WHO Allergenicity Test
FASTA Search in SDAP
Peptide Match
Peptide Similarity
Peptide-Protein PD Index
Aller_ML, Allergen Markup Language
List SDAP

About SDAP
General Information
Manual
FAQ
Publications
Who Are We
Advisory Board

Allergy Links

Our Software Tools
MPACK
FANTOM
GETAREA
NOAH/DIAMOD
MASIA
PCPMer
InterProSurf
EpiSearch

Allergen Databases
WHO/IUIS Allergen Nomenclature database
FARRP Allergen Protein Database (University of Nebraska)
Allergen Database for Food Safety (ADFS)
COMPARE database
ALLFAM (Medical University of Vienna)
Allermatch (Wageninen University)

Protein Databases
PDB
MMDB - Entrez
SWISS-PROT
NCBI - Entrez
PIR

Protein Classification
CATH
CE
FSSP
iProClass
ProtoMap
SCOP
TOPS
VAST

Bioinformatics Servers
@TOME
BLAST @ NCBI
BLAST @ PIR
FASTA @ PIR
Peptide Match @ PIR
ClustalW @ BCM
ClustalW @ EMBL - EBI
ClustalW @ PIR

Bioinformatics Tools
Cn3D
MolMol

Bioinformatics Links
Bioinformatics Links Directory

SDAP - All Allergens

Go to: SDAP All allergens		Go to: SDAP Food allergens
Send a comment to Ovidiu Ivanciuc		Submit new allergen information to SDAP
Last Updated: Nov 1, 2021
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 (webraun@utmb.edu). Secure access to SDAP is available from https://fermi.utmb.edu/SDAP

Search Results: Peptide Similarity

Query peptide: QRQGQQQFG

No	Allergen	Link to NCBI/ PIR/SwissProt	PD Sequence Similarity Index	z(PD,min)	z(PD,all)	Start Residue	Matching region	End Residue
1	Cor a 9	18479082	0.00	6.1491	7.0902	207	QRQGQQQFG	215
2	Tri a gliadin	170734	3.17	4.2721	5.7672	175	QQQSQQQLG	183
3	Tri a 36.0101	335331566	3.17	4.2721	5.7672	300	QQQSQQQLG	308
4	Tri a gliadin	170730	3.17	4.2721	5.7672	220	QQQSQQQLG	228
5	Tri a gliadin	21769	3.17	4.2721	5.7672	83	QQQSQQQLG	91
6	Tri a glutenin	886963	3.17	4.2721	5.7672	212	QQQSQQQLG	220
7	Tri a glutenin	21926	3.17	4.2721	5.7672	213	QQQSQQQLG	221
8	Tri a glutenin	21930	3.17	4.2721	5.7672	211	QQQSQQQLG	219
9	Tri a gliadin	170732	3.17	4.2721	5.7672	239	QQQSQQQLG	247
10	Tri a glutenin	21773	3.17	4.2721	5.7672	238	QQQSQQQLG	246
11	Tri a gliadin	170736	5.04	3.1677	4.9887	113	SQQPQQQFS	121
12	Tri a 20.0101	BAN29066	5.04	3.1677	4.9887	94	SQQPQQQFS	102
13	Hor v 21	P80198	5.16	3.0961	4.9382	209	QQQVQQQVG	217
14	Hor v 20.0101	HOG3_HORVU	5.16	3.0961	4.9382	209	QQQVQQQVG	217
15	Gos h 1	P09801.1	5.46	2.9197	4.8139	117	QQQSQRQFQ	125
16	Pis v 2.0101	110349082	5.73	2.7622	4.7029	32	QRQQQQRFQ	40
17	Pis v 2.0201	110349084	5.73	2.7622	4.7029	32	QRQQQQRFQ	40
18	Fag t 6.01	QZM06934	5.73	2.7609	4.7020	18	QQHGQQALS	26
19	Tri a glutenin	21743	5.76	2.7406	4.6876	297	QQSGQGQLG	305
20	Tri a glutenin	170743	5.76	2.7406	4.6876	291	QQSGQGQLG	299
21	Tri a gliadin	170738	5.83	2.7024	4.6607	246	QQQQQQQQG	254
22	Tri a glutenin	21751	5.83	2.7024	4.6607	429	QQQGQGQQG	437
23	Tri a glutenin	21779	5.83	2.7024	4.6607	439	QQQGQGQQG	447
24	Tri a glutenin	21783	5.83	2.7024	4.6607	264	QQQQQQQQG	272
25	Tri a glutenin	21751	5.96	2.6252	4.6063	596	QQSGQEQQG	604
26	Tri a glutenin	22090	5.96	2.6252	4.6063	653	QQSGQEQQG	661
27	Tri a gliadin	170730	6.07	2.5605	4.5608	232	FQQPQQQLG	240
28	Tri a glutenin	21926	6.07	2.5605	4.5608	225	FQQPQQQLG	233
29	Tri a glutenin	21930	6.07	2.5605	4.5608	223	FQQPQQQLG	231
30	Tri a gliadin	170732	6.07	2.5605	4.5608	251	FQQPQQQLG	259
31	Tri a glutenin	170743	6.11	2.5342	4.5422	165	QQSGQKQPG	173
32	Gos h 4	P09800	6.19	2.4854	4.5078	220	QRQSRTQRG	228
33	Cor a 9	18479082	6.21	2.4747	4.5002	28	RRQQQRYFG	36
34	Tri a glutenin	21743	6.24	2.4580	4.4885	361	QRQQDQQSG	369
35	Tri a glutenin	170743	6.24	2.4580	4.4885	355	QRQQDQQSG	363
36	Pru du 6.0201	307159114	6.27	2.4401	4.4759	217	QQQGQQGNG	225
37	Tri a gliadin	1063270	6.31	2.4190	4.4610	41	PHQPQQQFS	49
38	Tri a glutenin	21743	6.31	2.4183	4.4605	171	QQSGQEQPG	179
39	Tri a gliadin	170724	6.34	2.4005	4.4479	35	QQQPQKQVP	43
40	Jug n 4.0101	JUGN4_JUGNI	6.40	2.3652	4.4230	215	QQQHQQRHG	223
41	Tri a gliadin	170728	6.40	2.3628	4.4214	109	QQQPSSQFS	117
42	Pru du 6.0201	307159114	6.41	2.3595	4.4190	113	QQQQQQQFR	121
43	Der f 20.0201	ABU97470	6.42	2.3497	4.4121	97	DKHPQTDFG	105
44	Der f 20.0101	AIO08850	6.42	2.3497	4.4121	97	DKHPQTDFG	105
45	Hor v 21	P80198	6.45	2.3320	4.3997	69	QQLPQQQFP	77
46	Hor v 20.0101	HOG3_HORVU	6.45	2.3320	4.3997	69	QQLPQQQFP	77
47	Tri a glutenin	21773	6.50	2.3062	4.3815	223	QQQQPQQLG	231
48	Tri a gliadin	170734	6.50	2.3062	4.3815	160	QQQQPQQLG	168
49	Tri a glutenin	21783	6.50	2.3062	4.3815	279	QQQQPQQLG	287
50	Tri a glutenin	21926	6.50	2.3062	4.3815	198	QQQQPQQLG	206

Histogram for best protein-peptide similarity index
Number of windows: 1698
Average PD: 10.397536
Standard deviation: 1.690897
1 0.5 1
2 1.0 0
3 1.5 0
4 2.0 0
5 2.5 0
6 3.0 0
7 3.5 9
8 4.0 0
9 4.5 0
10 5.0 0
11 5.5 5
12 6.0 10
13 6.5 8
14 7.0 29
15 7.5 44
16 8.0 31
17 8.5 50
18 9.0 98
19 9.5 128
20 10.0 165
21 10.5 264
22 11.0 229
23 11.5 223
24 12.0 182
25 12.5 113
26 13.0 41
27 13.5 35
28 14.0 13
29 14.5 7
30 15.0 6
31 15.5 3
32 16.0 3
33 16.5 0
34 17.0 0
35 17.5 0
36 18.0 0

Histogram for all protein-peptide similarity indices
Number of windows: 400198
Average PD: 17.008665
Standard deviation: 2.398891
1 0.5 1
2 1.0 0
3 1.5 0
4 2.0 0
5 2.5 0
6 3.0 0
7 3.5 9
8 4.0 0
9 4.5 0
10 5.0 0
11 5.5 5
12 6.0 11
13 6.5 24
14 7.0 49
15 7.5 107
16 8.0 214
17 8.5 386
18 9.0 274
19 9.5 443
20 10.0 645
21 10.5 1056
22 11.0 1474
23 11.5 2136
24 12.0 3115
25 12.5 4829
26 13.0 6636
27 13.5 9241
28 14.0 12304
29 14.5 15689
30 15.0 19788
31 15.5 22964
32 16.0 27539
33 16.5 30025
34 17.0 31796
35 17.5 33774
36 18.0 33566
37 18.5 30955
38 19.0 28838
39 19.5 22996
40 20.0 19583
41 20.5 14494
42 21.0 10505
43 21.5 6759
44 22.0 3973
45 22.5 2164
46 23.0 1131
47 23.5 465
48 24.0 191
49 24.5 39
50 25.0 2
Query sequence: QRQGQQQFG