heat shock protein binding. similar to JAC1 (J-DOMAIN PROTEIN REQUIRED FOR CHLOROPLAST ACCUMULATION RESPONSE 1), heat shock protein binding [Arabidopsis thaliana] (TAIR:AT1G75100.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO40358.1); contains InterPro domain Heat shock protein DnaJ, N-terminal; (InterPro:IPR001623)