YT521-B-like family protein. similar to ATCPSF30/CPSF30, RNA binding / calmodulin binding / endonuclease/ nucleic acid binding / protein binding [Arabidopsis thaliana] (TAIR:AT1G30460.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO63632.1); contains InterPro domain YT521-B-like protein (InterPro:IPR007275)