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:	CDK13
Human P-Site:	S5
P-Site Sequence:	___MPSSSDTALGGG
UniProt:	Q14004
Intern. Prot. ID:	IPI00456970

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CDK13	Q14004	S5	___MPSSSDTALGGG	100 / 9 AA	165
Phosphosite 1:	CDK13	Q14004	S3	_____MPSSSDTALG	100 / 7 AA	165
Phosphosite 2:	DEFB125	Q8N687	S149	SETMPPPSQTALTHN	66 / 9 AA	18
Phosphosite 3:	CDK13	Q14004	T7	_MPSSSDTALGGGGG	100 / 7 AA	165
Phosphosite 4:	SYMPK	Q92797	S342	IARNMPSSKDTRKRP	85 / 7 AA	141
Phosphosite 5:	SYMPK	Q92797	S341	EIARNMPSSKDTRKR	85 / 7 AA	141
Phosphosite 6:	NAV1	Q8NEY1	S815	SLDLPSSSDTTHASK	75 / 8 AA	202
Phosphosite 7:	PIK3R5	Q8WYR1	S447	SRSLEGSSDTALPLR	66 / 9 AA	97
Phosphosite 8:	NAV1	Q8NEY1	S814	NSLDLPSSSDTTHAS	75 / 8 AA	202
Phosphosite 9:	NAV1	Q8NEY1	S813	SNSLDLPSSSDTTHA	85 / 7 AA	202
Phosphosite 10:	UHRF1BP1L	A0JNW5	S790	GGQKPSSSDTFFRFS	66 / 9 AA	164
Phosphosite 11:	GARNL1	Q6GYQ0	S1890	STRMPSDSDDSLTKK	66 / 9 AA	230
Phosphosite 12:	ANKHD1	Q8IWZ3	S1291	NAPPVPSSRDTALTI	75 / 8 AA	270
Phosphosite 13:	ANKRD17	O75179	S1319	NAPPVPSSRDTALTI	75 / 8 AA	274
Phosphosite 14:	UHRF1BP1L	A0JNW5	S788	TNGGQKPSSSDTFFR	85 / 7 AA	164
Phosphosite 15:	CDR2L	Q86X02	S318	HVVRKSCSDTALNAI	85 / 7 AA	53
Phosphosite 16:	UHRF1BP1L	A0JNW5	S789	NGGQKPSSSDTFFRF	85 / 7 AA	164
Phosphosite 17:	C14orf118	Q9NWQ4	S230	TSSVCSSSDTGLFTN	66 / 9 AA	52
Phosphosite 18:	KIAA1632	Q9HCE0	S1881	GAVLPSSSDALLSDK	66 / 9 AA	292
Phosphosite 19:	TBC1D16	Q8TBP0	S265	DSSPPSSSDAGLRFP	75 / 8 AA	86
Phosphosite 20:	MKP5	Q9Y6W6	S65	LTYMPSSSGSARSLN	75 / 8 AA	53