The QLQ domain is named after the conserved Gln, Leu, Gln motif. The QLQ domain is found at the N-terminus of SWI2/SNF2 protein, which has been shown to be involved in protein-protein interactions. This domain has thus been postulated to be involved in mediating protein interactions [1].

1: The AtGRF family of putative transcription factors is involved in leaf and cotyledon growth in Arabidopsis. Kim JH, Choi D, Kende H; Plant J. 2003;36:94-104. PMID:12974814