Correction: Characterization and Functional Analysis of 4-Coumarate:CoA Ligase Genes in Mulberry

• Chuan-Hong Wang, 
• Jian Yu, 
• Yu-Xiang Cai, 
• Pan-Pan Zhu, 
• Chang-Ying Liu, 
• Ai-Chun Zhao, 
• Rui-Hua Lü, 
• Meng-Jiao Li, 
• Feng-Xiang Xu, 
• Mao-De Yu