4-coumarate--CoA ligase family protein / 4-coumaroyl-CoA synthase family protein. Identical to 4-coumarate--CoA ligase-like 6 (4CLL6) [Arabidopsis Thaliana] (GB:Q84P24;GB:O49414;GB:Q8GYV8); similar to OPCL1 (OPC-8:0 COA LIGASE1), 4-coumarate-CoA ligase [Arabidopsis thaliana] (TAIR:AT1G20510.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO67052.1); contains InterPro domain AMP-dependent synthetase and ligase; (InterPro:IPR000873)