For CsMRP4, the isoelectric point (pI) and molecular weight (Mr) was estimated using the ExPASy ProtParam Tool (http://web.expasy.org/protparam/). CsMRP4 was blasted against UniProtKB/Swiss-Prot v. 2017_07 . Domain organization and residue annotation were conducted using the Conserved Domain Database (CDD)  and InterProScan v. 64 .