[pSer2, pSer5, pSer7]-CTD is a substrate for CDK7(cyclin-dependent protein kinase), a phosphorylated polypeptide at ser2, ser5, and ser7 of RNA polymerase II carboxyl terminus (CTD).
[pSer2, pSer5, pSer7]-CTD (TFA) is a phosphorylated polypeptide at ser2, ser5, and ser7 of RNA polymerase II carboxyl terminus (CTD) and a substrate for CDK7 (cyclin-dependent protein kinase).
Syntide 2 (TFA) is a Ca2+ and CaM dependent protein kinase II (CaMKII) substrate peptide that selectively inhibits the gibberellin (GA) response, leaving composition and slicoic acid regulatory events unaffected.