Table 1: previously reported allergens from maize and rice pollen. (http://www.allergome.org, http://www.allergen.org, http://www.allerdata.com/ and http://www.meduniwien.ac.at/ allergens/allfam/)
Group Nbr	Allergen name		Protein family	Mr (kDa)	pI
	Zea mays	Oryza sativa
1	Zea m 1	Ory s 1	b expansin	28-32	5.1-9.0
2	Zea m 2	Ory s 2	b expansin	10-12	5.0-9.6
3	Zea m 3	Ory s 3	b expansin	10-12	9.0-9.5
4	Zea m 4	(not described)	Reticulin oxidase	57-58	8.7
5	Zea m 5	(not described)	Ribonuclease	28-35	(unknown)
7	Zea m 7	Ory s 7	Calcium Binding Protein	6	8.6
11	Zea m 11 (Zm13)	Ory s 11	Trypsin Inhibitor, Ole e 1-like	9-10	5.0
12	Zea m 12*	Ory s 12*	Profilin	14	4.4-5.0
13	Zea m 13	Ory s 13	Polygalacturonase	55	6.8-7.6
22	Zea m 22	(not described)	Enolase 2	48	5.7
23	Zea m 23	Ory s 23	Cyn d 23-like	26	8.7
* Allergen in IUIS