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:	S1403
P-Site Sequence:	FSESFPSSVAGYGDI
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	S1403	FSESFPSSVAGYGDI	100 / 9 AA	165
Phosphosite 1:	CDK13	Q14004	S1402	AFSESFPSSVAGYGD	100 / 8 AA	165
Phosphosite 2:	BLM	P54132	S969	IHASLPKSVEGYYQE	66 / 9 AA	159
Phosphosite 3:	TCF20	Q9UGU0	S220	RPSTLPSSAAGYQLR	66 / 9 AA	212
Phosphosite 4:	CCDC34	Q96HJ3	S14	WGPTFPSSYAGFSAD	66 / 9 AA	43
Phosphosite 5:	CYP21A2	P08686	S372	HRTTRPSSISGYDIP	71 / 7 AA	56
Phosphosite 6:	CYP21A2	P08686	S374	TTRPSSISGYDIPEG	71 / 7 AA	56
Phosphosite 7:	HRNR	Q86YZ3	S2834	YFLSFPSSTSPYEYV	66 / 9 AA	282
Phosphosite 8:	ADD1	P35611	S415	SDVEVPASVTGYSFA	71 / 7 AA	81
Phosphosite 9:	ADD1	P35611	T417	VEVPASVTGYSFASD	71 / 7 AA	81
Phosphosite 10:	NMDAR2C	Q14957	S1088	RHASLPSSVAEAFAR	85 / 7 AA	135
Phosphosite 11:	cIAP2	Q13489	S116	SQPTFPSSVTNSTHS	62 / 8 AA	68
Phosphosite 12:	SLC26A1	Q9H2B4	S317	QLHKRFGSSVAGDIP	85 / 7 AA	75
Phosphosite 13:	PLCD4	Q9BRC7	S319	DQLCGQSSVEGYIRA	71 / 7 AA	88
Phosphosite 14:	ZNF169	Q14929	S122	HPTQIFPSSSAGGDF	85 / 7 AA	67
Phosphosite 15:	ZNF169	Q14929	S123	PTQIFPSSSAGGDFQ	85 / 7 AA	67
Phosphosite 16:	RFC5	P40937	S296	HRVDFPSSVRIHLLT	100 / 5 AA	38
Phosphosite 17:	C1orf51	Q8N365	S6	__MDSPSSVSSYSSY	71 / 7 AA	41
Phosphosite 18:	MMP8	P22894	S373	SNYGFPSSVQAIDAA	100 / 5 AA	53
Phosphosite 19:	C1orf51	Q8N365	S8	MDSPSSVSSYSSYSL	71 / 7 AA	41
Phosphosite 20:	CEP164	Q9UPV0	S1347	QGPRLPSSVAQTVDD	83 / 6 AA	164