Note - Blast analyses are based on comparisons of the phosphosites and the bordering four amino acids on each side of these phosphosites.

Phosphosite
Human Protein:	CDK12
Human P-Site:	T667
P-Site Sequence:	QRTRHLLTDLPLPPE
UniProt:	Q9NYV4
Intern. Prot. ID:	IPI00021175

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CDK12	Q9NYV4	T667	QRTRHLLTDLPLPPE	100 / 9 AA	164
Phosphosite 1:	FRS3	O43559	T488	RKTRHNSTDLPL___	77 / 9 AA	54
Phosphosite 2:	CEP152	O94986	T35	KELQQLLTDLPHDML	75 / 8 AA	189
Phosphosite 3:	FRS2	Q8WU20	T504	RKTRHNSTDLPM___	66 / 9 AA	57
Phosphosite 4:	DTX2	Q86UW9	T219	GRYRHSMTNLPAYPV	62 / 8 AA	67
Phosphosite 5:	FER1L4	A9Z1Z3	T993	TELVRHLTVDLPEQP	75 / 8 AA	201
Phosphosite 6:	PPIL2	Q13356	T146	KNFRDLLTDEPFSRQ	66 / 9 AA	59
Phosphosite 7:	FRS2	Q8WU20	S503	SRKTRHNSTDLPM__	75 / 8 AA	57
Phosphosite 8:	RIMKLB	Q9ULI2	T364	STERELLTKLPGGLF	75 / 8 AA	42
Phosphosite 9:	DYTN	A2CJ06	T157	RVLRKLLTDLQQIPT	75 / 8 AA	65
Phosphosite 10:	NIN	Q8N4C6	S1145	VTRRHVLSDLEDDEV	71 / 7 AA	243
Phosphosite 11:	NAPRT1	Q6XQN6	T18	AAARPLLTDLYQATM	85 / 7 AA	58
Phosphosite 12:	MACF1	Q9UPN3	T1704	SSGGQLLTNLPGMEQ	71 / 7 AA	620
Phosphosite 13:	MACF1	Q96PK2	T2206	SSGGQLLTNLPGMEQ	71 / 7 AA	670
Phosphosite 14:	ABCA13	Q86UQ4	S2080	FRIRHLLSEMNKGIK	57 / 7 AA	576
Phosphosite 15:	PACRGL	Q8N7B6	T202	DHLKHLLTSLSKRLM	62 / 8 AA	27
Phosphosite 16:	PTCD2	Q8WV60	T49	GAKRYLLTDNVVKLK	83 / 6 AA	44
Phosphosite 17:	CIP2A	Q8TCG1	T317	TQLRHMLTQMMFEQS	57 / 7 AA	102
Phosphosite 18:	POU2F1	P14859	T226	LQAQNLLTQLPQQSQ	62 / 8 AA	76
Phosphosite 19:	AP4E1	Q9UPM8	T859	LLDSESLTELPLVEK	83 / 6 AA	127
Phosphosite 20:	RAI1	Q7Z5J4	S428	KLPENLLSDLSLQSL	62 / 8 AA	203