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. 2008 Jan;22(1):91–104. doi: 10.1210/me.2006-0478

Table 1.

CDK7 Phosphorylation Motifs in Nuclear Receptors (NRs) and Other Transcription Factors

NR (Phospho Site) CDK7 Phospho Sequence Ref. Nos.
SF1 (S203) PEPYASPPQP This report
PPARγ1 (S84) VEPASPPYY 36
PPARγ2 (S112)
PPARα (S12/S21) CPLSPLEAGDLESPL 36
RARα (S77) PSPPPSPPPL 51
RARγ (S77–S79) MVPSSPSPPPP 47 )
ERα (S118) PPPQLSPFLQ 35
E2F1 (S403/T433) EFISLSPPHE 40
DFGDLTPLDF
RNA pol II CTD YSPTSPS 49

Underlined residues are phosphorylated. RNA pol II CTD, RNA polymerase II CTD.