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:	S1397
P-Site Sequence:	PPQPSAFSESFPSSV
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	S1397	PPQPSAFSESFPSSV	100 / 9 AA	165
Phosphosite 1:	CDK13	Q14004	S1399	QPSAFSESFPSSVAG	100 / 7 AA	165
Phosphosite 2:	GBX1	Q14549	S172	PPPPPHFSETFPSLP	66 / 9 AA	38
Phosphosite 3:	ATP1A4	Q13733	S572	LNLPSSFSKGFPFNT	66 / 9 AA	114
Phosphosite 4:	CATSPER1	Q8NEC5	S188	PHGPNPYSESFHHSE	62 / 8 AA	90
Phosphosite 5:	NOL11	Q9H8H0	S597	AILHSAYSETFLLPH	62 / 8 AA	81
Phosphosite 6:	CATSPER1	Q8NEC5	Y187	LPHGPNPYSESFHHS	62 / 8 AA	90
Phosphosite 7:	CSN3	P07498	S162	VVTPEAFSESIITST	75 / 8 AA	20
Phosphosite 8:	LCP2	Q13094	S365	SHMPGAFSESNSSFP	85 / 7 AA	60
Phosphosite 9:	GBX1	Q14549	T174	PPPHFSETFPSLPAE	83 / 6 AA	38
Phosphosite 10:	CDK13	Q14004	S1394	SGGPPQPSAFSESFP	100 / 6 AA	165
Phosphosite 11:	C15orf57	Q9BV29	S40	DGANNAFSDSFVDSC	71 / 7 AA	21
Phosphosite 12:	PPM1D	O15297	S446	LVRSNAFSENFLEVS	62 / 8 AA	67
Phosphosite 13:	Rab11FIP2	Q7L804	S393	LKSPNAFSENRQDYF	71 / 7 AA	58
Phosphosite 14:	DPP3	Q9NY33	S701	AGLIRSFSERFPEDG	62 / 8 AA	83
Phosphosite 15:	factor V	P12259	S1481	LLQEFNESFPYPDLG	71 / 7 AA	252
Phosphosite 16:	ZIMP7	Q8NF64	S760	GPGTFPESFPPTTPS	71 / 7 AA	97
Phosphosite 17:	GRHL2	Q6ISB3	S217	STPDSTYSESFKDAA	71 / 7 AA
Phosphosite 18:	GRHL2	Q6ISB3	Y216	RSTPDSTYSESFKDA	71 / 7 AA
Phosphosite 19:	C15orf57	Q9BV29	S42	ANNAFSDSFVDSCPE	83 / 6 AA	21
Phosphosite 20:	SRRM2	Q9UQ35	S2456	SPVPSAFSDQSRCLI	83 / 6 AA	300