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:	S268
P-Site Sequence:	ASATSSSSSSRKDRD
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	S268	ASATSSSSSSRKDRD	100 / 9 AA	165
Phosphosite 1:	SCAF1	Q9H7N4	S623	PPATSSSSSSRRERH	88 / 9 AA	139
Phosphosite 2:	Cytokeratin 6E	P48668	S556	IKYTTTSSSSRKSYK	77 / 9 AA	60
Phosphosite 3:	KRT6B	P04259	S556	IKYTTTSSSSRKSYK	77 / 9 AA	60
Phosphosite 4:	K6a	P02538	S556	IKYTTTSSSSRKSYK	77 / 9 AA	60
Phosphosite 5:	CDK13	Q14004	S269	SATSSSSSSRKDRDS	100 / 8 AA	165
Phosphosite 6:	CCNT2	O60583	S615	DGISSSSSSSRKRLH	88 / 9 AA	81
Phosphosite 7:	KLF12	Q9Y4X4	S119	STSTSSSSSSRLASS	100 / 8 AA	44
Phosphosite 8:	CCNT2	O60583	S616	GISSSSSSSRKRLHV	100 / 8 AA	81
Phosphosite 9:	SCAF1	Q9H7N4	S622	PPPATSSSSSSRRER	100 / 8 AA	139
Phosphosite 10:	CDK13	Q14004	S267	SASATSSSSSSRKDR	100 / 8 AA	165
Phosphosite 11:	KIAA1853	A7MD48	S569	SRTRTSSSSSSRSPS	100 / 8 AA	69
Phosphosite 12:	KLF12	Q9Y4X4	S118	SSTSTSSSSSSRLAS	100 / 8 AA	44
Phosphosite 13:	KIAA1853	A7MD48	S570	RTRTSSSSSSRSPSP	100 / 8 AA	69
Phosphosite 14:	MTAC2D1	Q8N9U0	S199	LSSVPSSSSSRKNSQ	77 / 9 AA	55
Phosphosite 15:	CCNT1	O60563	S569	SSSFSSSSSTRKRGP	87 / 8 AA	81
Phosphosite 16:	MTAC2D1	Q8N9U0	S200	SSVPSSSSSRKNSQG	100 / 7 AA	55
Phosphosite 17:	MTAC2D1	Q8N9U0	S201	SVPSSSSSRKNSQGS	100 / 7 AA	55