SELEX_DB: an activated database on selected randomized DNA/RNA sequences addressed to genomic sequence annotation. - Julia V. Ponomarenko; Galina Orlova; Mikhail P. Ponomarenko; Sergey V. Lavryushev; Anatoly S. Frolov; Svetlana V. Zybova; Nikolay A. Kolchanov (Nucleic Acids Res., 2000)