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:	S406
P-Site Sequence:	YSPVLRRSGKSRSRS
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	S406	YSPVLRRSGKSRSRS	100 / 9 AA	165
Phosphosite 1:	RRAGD	Q9NQL2	S73	LLMGLRRSGKSSIQK	100 / 7 AA	46
Phosphosite 2:	RRAGC	Q9HB90	S72	LLMGLRRSGKSSIQK	100 / 7 AA	44
Phosphosite 3:	PLEKHN1	Q494U1	S456	RRTELRRSGSSRSPG	87 / 8 AA	72
Phosphosite 4:	TTC21A	Q8NDW8	S1004	LIDLLRRSGKLEDIP	85 / 7 AA	151
Phosphosite 5:	DYNC1H1	Q14204	S2983	LRTVLRRSGCKNEKI	100 / 6 AA	532
Phosphosite 6:	RASSF7	Q02833	T87	VQFVLRRTGPSLAGR	75 / 8 AA	40
Phosphosite 7:	PSMD1	Q99460	S581	KDPILRRSGMYTVAM	71 / 7 AA	106
Phosphosite 8:	JMJD1C	Q15652	S1677	PNGVLSRSAKERSKL	66 / 9 AA	285
Phosphosite 9:	SYNJ2	O15056	T1246	KKPTLRRTGKPLSPE	62 / 8 AA	166
Phosphosite 10:	BRCC3	P46736	S83	SVIILRRSDKRKDRV	71 / 7 AA	36
Phosphosite 11:	TJP1	Q07157	S98	AVQQLRKSGKNAKIT	71 / 7 AA	195
Phosphosite 12:	SRRM2	Q9UQ35	S678	SRTPARRSGRSRSRT	85 / 7 AA	300
Phosphosite 13:	SRRM2	Q9UQ35	S644	SRSPARRSGRSRSRT	85 / 7 AA	300
Phosphosite 14:	MACF1	Q9UPN3	S4766	TVQVLKRSGRELIEN	71 / 7 AA	620
Phosphosite 15:	MACF1	Q96PK2	S5268	TVQVLKRSGRELIEN	71 / 7 AA	670
Phosphosite 16:	CDK13	Q14004	S409	VLRRSGKSRSRSPYS	100 / 6 AA	165
Phosphosite 17:	MSP	P26927	S95	PHTRLRRSGRCDLFQ	71 / 7 AA	80
Phosphosite 18:	VWA3A	A6NCI4	T811	MMELRRKTKSREAET	75 / 8 AA	134
Phosphosite 19:	MURC	Q5BKX8	S190	RSARLRKSGKEHIDN	62 / 8 AA	42
Phosphosite 20:	PDZD4	Q76G19	S53	VIQVLRRSPRLRGDS	66 / 9 AA	86