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:	S395
P-Site Sequence:	SSSSWRRSRSPYSPV
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	S395	SSSSWRRSRSPYSPV	100 / 9 AA	165
Phosphosite 1:	CPO	Q8IVL8	S168	TDRLWRKSRSPHNNG	75 / 8 AA	43
Phosphosite 2:	CDK13	Q14004	S397	SSWRRSRSPYSPVLR	100 / 7 AA	165
Phosphosite 3:	USP25	Q9UHP3	S155	PTEVWRDSRNPYDRK	75 / 8 AA	126
Phosphosite 4:	ZNF638	Q14966	S539	RYRSRSRSRSPYRIR	77 / 9 AA	221
Phosphosite 5:	ZC3H18	Q86VM9	S522	WKDPWRRSKSPKKKL	85 / 7 AA	106
Phosphosite 6:	RBM15	Q96T37	S257	VYVSRRRSRSPLDKD	77 / 9 AA	107
Phosphosite 7:	MYCT1	Q8N699	S112	QWSSSRRSRSSYTHG	77 / 9 AA	27
Phosphosite 8:	SRRM2	Q9UQ35	S516	RSPQWRRSRSAQRWG	85 / 7 AA	300
Phosphosite 9:	PRPF4B	Q13523	S443	WSPTRRRSRSPIRRR	66 / 9 AA	117
Phosphosite 10:	CDK13	Q14004	S411	RRSGKSRSRSPYSSR	100 / 6 AA	165
Phosphosite 11:	PPARGC1A	Q9UBK2	S624	PLYVRSRSRSPYSRR	75 / 8 AA	91
Phosphosite 12:	CDK13	Q14004	S413	SGKSRSRSPYSSRHS	100 / 6 AA	165
Phosphosite 13:	ZNF638	Q14966	S541	RSRSRSRSPYRIRNP	100 / 6 AA	221
Phosphosite 14:	TRA2A	Q13595	S260	DYRYRRRSPSPYYSR	75 / 8 AA	33
Phosphosite 15:	TRA2B	P62995	S264	DQIYRRRSPSPYYSR	75 / 8 AA	34
Phosphosite 16:	BRPF3	Q9ULD4	S17	QNAEGRRSPSPYSLK	85 / 7 AA	136
Phosphosite 17:	PPARGC1A	Q9UBK2	S626	YVRSRSRSPYSRRPR	100 / 6 AA	91
Phosphosite 18:	RBM8A	Q9Y5S9	S166	RRGGRRRSRSPDRRR	75 / 8 AA	20
Phosphosite 19:	KCNC2	Q96PR1	S630	SPCPLRRSRSPIPSI	66 / 9 AA	70
Phosphosite 20:	BRPF3	Q9ULD4	S19	AEGRRSPSPYSLKCS	85 / 7 AA	136