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: PERQRQCQQ

No	Allergen	Link to NCBI/ PIR/SwissProt	PD Sequence Similarity Index	z(PD,min)	z(PD,all)	Start Residue	Matching region	End Residue
1	Jug n 2	31321944	0.00	5.9147	7.3121	25	PERQRQCQQ	33
2	Car i 2.0101	VCL_CARIL	0.00	5.9147	7.3121	333	PERQRQCQQ	341
3	Jug r 2	6580762	0.00	5.9147	7.3121	137	PERQRQCQQ	145
4	Tri a gliadin	170734	4.64	3.4340	5.3364	59	PQQQQQHQQ	67
5	Tri a glutenin	21773	4.64	3.4340	5.3364	122	PQQQQQHQQ	130
6	Gos h 2	P09799	5.28	3.0918	5.0638	136	PERKQQCVK	144
7	Gos h 1	P09801.1	5.28	3.0882	5.0609	138	PERKQQCVR	146
8	Pru du 8.0101	A0A516F3L2_PRUDU	5.66	2.8880	4.9015	175	PMRQQECQE	183
9	Mac i 1.0201	AMP22_MACIN	5.78	2.8207	4.8479	206	PRQQYQCQR	214
10	Tri a glutenin	21743	5.84	2.7934	4.8262	248	PERGQQGQQ	256
11	Tri a glutenin	170743	5.84	2.7934	4.8262	242	PERGQQGQQ	250
12	Cor a 9	18479082	5.87	2.7751	4.8116	204	DEHQRQGQQ	212
13	Pru du 6	258588247	5.89	2.7632	4.8021	158	PQQQQQFRQ	166
14	Pru du 6.0101	307159112	5.89	2.7632	4.8021	178	PQQQQQFRQ	186
15	Jug r 2	6580762	5.96	2.7283	4.7743	407	PEEHRQLQE	415
16	Jug n 2	31321944	5.96	2.7283	4.7743	295	PEEHRQLQE	303
17	Car i 2.0101	VCL_CARIL	5.96	2.7283	4.7743	603	PEEHRQLQE	611
18	Pis s 1.0101	CAF25232	5.96	2.7256	4.7722	248	PEKNQQLQD	256
19	Pis s 1.0102	CAF25233	5.96	2.7256	4.7722	248	PEKNQQLQD	256
20	Tri a gliadin	21765	6.22	2.5874	4.6621	209	QEQQQQLQQ	217
21	Tri a gliadin	170718	6.22	2.5874	4.6621	209	QEQQQQLQQ	217
22	Pru du 6.0101	307159112	6.31	2.5424	4.6263	127	QEQERQQQQ	135
23	Pru du 6	258588247	6.31	2.5424	4.6263	107	QEQERQQQQ	115
24	Cav p 4.0101	Q6WDN9_CAVPO	6.38	2.5043	4.5959	541	PEKEKQVKK	549
25	Der p 37.0101	AVD73319	6.43	2.4759	4.5733	174	PQSQKQHRQ	182
26	Fag e 3.0101	A5HIX6	6.43	2.4736	4.5715	79	GRQQRKCEQ	87
27	Gly m conglycinin	169929	6.43	2.4731	4.5710	82	PERERQQHG	90
28	Gly m 5.0201	Q9FZP9	6.43	2.4731	4.5710	20	PERERQQHG	28
29	Pru du 8.0101	A0A516F3L2_PRUDU	6.44	2.4719	4.5701	209	REQQEQCQE	217
30	Car i 4.0101	158998780	6.53	2.4236	4.5316	210	HRRQQQHQQ	218
31	Jug n 4.0101	JUGN4_JUGNI	6.53	2.4236	4.5316	212	HRRQQQHQQ	220
32	Tri a gliadin	21769	6.53	2.4205	4.5292	81	PQQQQSQQQ	89
33	Car i 2.0101	VCL_CARIL	6.54	2.4152	4.5249	211	REQYRQCQE	219
34	Jug r 2	6580762	6.54	2.4152	4.5249	15	REQYRQCQE	23
35	Cor a 9	18479082	6.58	2.3959	4.5096	215	GQRRRQQQH	223
36	Mac i 1.0101	AMP23_MACIN	6.59	2.3884	4.5036	55	PRQQQYCQR	63
37	Mac i 1.0201	AMP22_MACIN	6.59	2.3884	4.5036	96	PRQQQYCQR	104
38	Pis v 2.0201	110349084	6.60	2.3823	4.4987	29	NSQQRQQQQ	37
39	Pis v 2.0101	110349082	6.60	2.3823	4.4987	29	NSQQRQQQQ	37
40	Jug r 4.0101	Q2TPW5	6.68	2.3439	4.4682	117	EESQRQSQQ	125
41	Car i 4.0101	158998780	6.68	2.3439	4.4682	118	EESQRQSQQ	126
42	Gly m 6.0301	P11828	6.69	2.3384	4.4638	284	DEKDKHCQS	292
43	Tri a gliadin	170728	6.69	2.3350	4.4611	15	SQQQQQQQQ	23
44	Tri a gliadin	170722	6.69	2.3350	4.4611	115	SQQQQQQQQ	123
45	Tri a gliadin	21753	6.69	2.3350	4.4611	115	SQQQQQQQQ	123
46	Tri a gliadin	473876	6.69	2.3350	4.4611	115	SQQQQQQQQ	123
47	Tri a gliadin	21673	6.69	2.3350	4.4611	129	SQQQQQQQQ	137
48	Sin a 2.0101	Q2TLW0	6.69	2.3350	4.4611	241	SQQQQQQQQ	249
49	Tri a gliadin	170712	6.69	2.3350	4.4611	115	SQQQQQQQQ	123
50	Tri a gliadin	170724	6.69	2.3350	4.4611	122	SQQQQQQQQ	130

Histogram for best protein-peptide similarity index
Number of windows: 1698
Average PD: 11.058848
Standard deviation: 1.869732
1 0.5 3
2 1.0 0
3 1.5 0
4 2.0 0
5 2.5 0
6 3.0 0
7 3.5 0
8 4.0 0
9 4.5 0
10 5.0 2
11 5.5 2
12 6.0 9
13 6.5 7
14 7.0 27
15 7.5 17
16 8.0 47
17 8.5 43
18 9.0 68
19 9.5 83
20 10.0 93
21 10.5 167
22 11.0 157
23 11.5 222
24 12.0 191
25 12.5 238
26 13.0 136
27 13.5 90
28 14.0 56
29 14.5 10
30 15.0 7
31 15.5 6
32 16.0 3
33 16.5 5
34 17.0 5
35 17.5 3
36 18.0 0

Histogram for all protein-peptide similarity indices
Number of windows: 400198
Average PD: 17.165800
Standard deviation: 2.347590
1 0.5 3
2 1.0 0
3 1.5 0
4 2.0 0
5 2.5 0
6 3.0 0
7 3.5 0
8 4.0 0
9 4.5 0
10 5.0 2
11 5.5 2
12 6.0 12
13 6.5 10
14 7.0 43
15 7.5 247
16 8.0 106
17 8.5 163
18 9.0 257
19 9.5 440
20 10.0 597
21 10.5 785
22 11.0 1327
23 11.5 1968
24 12.0 2791
25 12.5 4469
26 13.0 5442
27 13.5 7832
28 14.0 10376
29 14.5 14033
30 15.0 18167
31 15.5 21789
32 16.0 25785
33 16.5 29731
34 17.0 32637
35 17.5 34226
36 18.0 35322
37 18.5 33311
38 19.0 29901
39 19.5 25449
40 20.0 20668
41 20.5 15617
42 21.0 11006
43 21.5 7381
44 22.0 4354
45 22.5 2441
46 23.0 1017
47 23.5 395
48 24.0 85
49 24.5 10
Query sequence: PERQRQCQQ