Cyclin K goes with Cdk12 and Cdk13

Cell Division

Table 1 Transcription-cycle related Cdks and their cyclin partners, yeast homologs, and kinase substrates

Cdk	Other nomenclature	Yeast homolog	Cyclin	Kinase activity on the CTD of RNAPII
Cdk7	CAK	Kin28	CycH [32]	Ser5 [33, 34]
	CAK1			Ser7 [34, 35]
	STK1
	MO15
Cdk8		Srb10	CycC [36]	CTD [37]
Cdk9-42 kDa	PITALRE	Bur1 [6]	CycT1 [17, 18] CycT2a/b [17, 18]	Ser2 [20]
Cdk9-55 kDa			CycT1 [38]
Cdk11-46 kDa			CycL1 [39]
			CycL2 [39]
Cdk11-58 kDa			CycL1 [39]
			CycL2 [39]
			CycD3 [40]
Cdk11-110 kDa	PITSLRE	Ste20	CycL1 [39, 41]	CTD [41]
	CDC2L2		CycL2 [39, 41]
Cdk12	CRKRS CRKS	Ctk1 [6]	CycK [5, 6]	Ser2 [5, 6]
	CRK7
	PITAIRE
Cdk13	CDC2L5	Ctk1 [6]	CycK [5]	CTD [6]
	PITAIRE

ISSN: 1747-1028