Sánchez-Pulido Luis, Martín-Belmonte Fernando, Valencia Alfonso, Alonso Miguel A
Protein Design Group, Centro Nacional de Biotecnología (CNB-CSIC), Cantoblanco, E-28049 Madrid, Spain.
Trends Biochem Sci. 2002 Dec;27(12):599-601. doi: 10.1016/s0968-0004(02)02229-6.