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:	S1225
P-Site Sequence:	LRPPPEPSTPVSGQD
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	S1225	LRPPPEPSTPVSGQD	100 / 9 AA	165
Phosphosite 1:	CDK13	Q14004	T1226	RPPPEPSTPVSGQDD	100 / 8 AA	165
Phosphosite 2:	CREBBP	Q92793	S889	PAAPTQPSTPVSSSG	77 / 9 AA	265
Phosphosite 3:	COL15A1	P39059	S581	LPGPPEPSGPVGPTA	77 / 9 AA	142
Phosphosite 4:	Pax6	P26367	T303	YQPIPQPTTPVSSFT	75 / 8 AA	47
Phosphosite 5:	SPTBN1	Q01082	T2107	PPSPEPSTKVSEEAE	87 / 8 AA	275
Phosphosite 6:	SPTBN1	Q01082	S2106	RPPSPEPSTKVSEEA	87 / 8 AA	275
Phosphosite 7:	Pax6	P26367	T304	QPIPQPTTPVSSFTS	75 / 8 AA	47
Phosphosite 8:	MELK	Q14680	T446	FMFPEPKTPVNKNQH	75 / 8 AA	75
Phosphosite 9:	sciellin	O95171	S195	PPIPPKPSSPVSSPN	77 / 9 AA	78
Phosphosite 10:	ATXN1	P54253	T113	YATPQPGTPVSPVQY	75 / 8 AA	87
Phosphosite 11:	CREBBP	Q92793	T890	AAPTQPSTPVSSSGQ	85 / 7 AA	265
Phosphosite 12:	EXPH5	Q8NEV8	T1685	LPNREPSTHVSNQKS	75 / 8 AA	223
Phosphosite 13:	C10orf54	Q9H7M9	S283	RHLLSEPSTPLSPPG	85 / 7 AA	34
Phosphosite 14:	MYPN	Q86TC9	S644	TKTPEPSSPVKEPPP	85 / 7 AA	145
Phosphosite 15:	MYPN	Q86TC9	S643	ATKTPEPSSPVKEPP	85 / 7 AA	145
Phosphosite 16:	ZNF503	Q96F45	S98	EYLQPLPSTPVSPIE	87 / 8 AA	63
Phosphosite 17:	MICAL3	Q7RTP6	T375	VTLPEARTPVSPGSP	75 / 8 AA	110
Phosphosite 18:	ZNF608	Q9ULD9	S615	ECSEPSTSVSAYDQL	85 / 7 AA	162
Phosphosite 19:	ZNF608	Q9ULD9	T614	LECSEPSTSVSAYDQ	75 / 8 AA	162
Phosphosite 20:	ZNF608	Q9ULD9	S613	ALECSEPSTSVSAYD	75 / 8 AA	162