The WRC domain, named after the conserved Trp-Arg-Cys motif, contains two distinctive features: a putative nuclear localisation signal and a zinc-finger motif (C3H). It is suggested that the WRC domain functions in DNA binding [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