LRRsearch is Position Specific Scoring Matrix (PSSM)-based tool for searching Leucine-rich repeat (LRR) regions in protein sequence. In particular, LRRearch uses matrix library derived from 11 residue stretch LRR-Highly Conserved Segments and therefore provides the possibility to search for a great variety of different LRR sites. To find out LRR motifs by LRRsearch program, please navigate through "LRRsearch - LRR finding tool" menu or click below.