MEDLINE
Structural basis for the recognition of superantigen streptococcal pyrogenic exotoxin A (SpeA1) by MHC class II molecules and T-cell receptors. EMBO J 1999 Jan 4;18(1):9-21. Papageorgiou AC, Collins CM, Gutman DM, Kline JB, O'Brien SM, Tranter HS, Acharya KR. Department of Biology and Biochemistry, University of Bath, Claverton Down, Bath BA2 7AY, UK