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:	S493
P-Site Sequence:	AAKASNTSTPTKGNT
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	S493	AAKASNTSTPTKGNT	100 / 9 AA	165
Phosphosite 1:	CDK13	Q14004	T494	AKASNTSTPTKGNTE	100 / 8 AA	165
Phosphosite 2:	CDK13	Q14004	T492	KAAKASNTSTPTKGN	100 / 8 AA	165
Phosphosite 3:	CYTSB	Q5M775	T142	PTSSNTPTPTKHLRT	87 / 8 AA	119
Phosphosite 4:	Nuclear envelope pore membrane protein POM 121	Q96HA1	T945	LTFSNTSTPTFNIPF	100 / 7 AA
Phosphosite 5:	POM121	A8CG34	T922	LTFSNTSTPTFNIPF	100 / 7 AA	125
Phosphosite 6:	POM121B	A6NF01	T529	LTFSNTSTPTFNIPF	100 / 7 AA	83
Phosphosite 7:	Nuclear envelope pore membrane protein POM 121	Q96HA1	T943	PTLTFSNTSTPTFNI	100 / 7 AA
Phosphosite 8:	POM121	A8CG34	T920	PTLTFSNTSTPTFNI	100 / 7 AA	125
Phosphosite 9:	POM121B	A6NF01	T527	PTLTFSNTSTPTFNI	100 / 7 AA	83
Phosphosite 10:	GOLGA4	Q13439	T31	QASSNSSTPTRMRSR	75 / 8 AA	261
Phosphosite 11:	GOLGA4	Q13439	S30	AQASSNSSTPTRMRS	66 / 9 AA	261
Phosphosite 12:	DOT1L	Q8TEK3	T355	ESKSNAATPTKGPEG	75 / 8 AA	185
Phosphosite 13:	TFDP2	Q14188	S42	FPVSNTNSPTKILPK	75 / 8 AA	49
Phosphosite 14:	Putative golgin subfamily A member 6-like protein 7	A6NCM5	S248	EVKESETSTPSKKGW	66 / 9 AA	33
Phosphosite 15:	Putative golgin subfamily A member 6-like protein 7	A6NCM5	T249	VKESETSTPSKKGWE	75 / 8 AA	33
Phosphosite 16:	NPAS2	Q99743	T429	AMSEPTSTPTKLMAE	100 / 6 AA	92
Phosphosite 17:	HNRNPUL1	Q9BUJ2	T744	GSSANTSTPTVSSYS	100 / 6 AA	96
Phosphosite 18:	HNRNPUL1	Q9BUJ2	S743	PGSSANTSTPTVSSY	100 / 6 AA	96
Phosphosite 19:	Nice-3	Q9BWL3	S143	LLDLRNTSTPFKGVR	85 / 7 AA	29
Phosphosite 20:	NPAS2	Q99743	S428	TAMSEPTSTPTKLMA	100 / 6 AA	92