Runny nose, watery eyes and cough; these are the symptoms associated with respiratory allergies. About 20% to 30% of Europeans suffer from some type of respiratory allergy , according to the European Federation of Allergy and Airway Diseases Patients Associations .

The human genome and those of several other organisms have been mapped. But it is proteins that perform the majority of biological functions within every organism .

More than ten years ago, scientists completely mapped the human genome. Now, the attention has turned to enumerating the entire human protein set. Proteins are of interest because they carry out most chemical activities in a cell.