7S RNA binding. similar to 7S RNA binding [Arabidopsis thaliana] (TAIR:AT1G67680.1); similar to hypothetical protein [Vitis vinifera] (GB:CAN63819.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO46686.1); contains InterPro domain Signal recognition particle, SRP72 subunit, RNA-binding; (InterPro:IPR013699)