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:	IGSF21
Human P-Site:	T298
P-Site Sequence:	RTPSSDGTVEVRALL
UniProt:	Q96ID5
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	IGSF21	Q96ID5	T298	RTPSSDGTVEVRALL	100 / 9 AA	52
Phosphosite 1:	SMU1	Q2TAY7	T372	ISASSDGTVKIWNMK	66 / 9 AA	58
Phosphosite 2:	CREBBP	Q92793	T1368	VVASSDKTVEVKPGM	77 / 9 AA	265
Phosphosite 3:	GPRC6A	Q5T6X5	T253	PAFLSDNTIEVRINR	75 / 8 AA	105
Phosphosite 4:	CCDC36	Q8IYA8	T423	VIKQKDGTVEMRGKD	85 / 7 AA	65
Phosphosite 5:	PRMT7	Q9NVM4	T599	QPLCAEGTVELRRPG	55 / 9 AA	78
Phosphosite 6:	WDR92	Q96MX6	T140	VTGSRDGTVKVWDPR	66 / 9 AA	40
Phosphosite 7:	ADARB2	Q9NS39	T529	KIESGEGTVPVRGPS	66 / 9 AA	81
Phosphosite 8:	WDR49	Q8IV35	T215	LTGSTDGTVKIWDFN	55 / 9 AA	79
Phosphosite 9:	MYO10	Q9HD67	T1260	SEEKLKGTVEVRTAK	85 / 7 AA	237
Phosphosite 10:	ASXL2	Q76L83	T854	VHCAADGTVELKAGP	55 / 9 AA	154
Phosphosite 11:	EP300	Q09472	T1332	VVHASDKTVEVKPGM	66 / 9 AA	264
Phosphosite 12:	PREP	P48147	T124	NILSDDGTVALRGYA	66 / 9 AA	81
Phosphosite 13:	JMJD3	O15054	T1239	VEASGEHTVEVRTQV	66 / 9 AA	180
Phosphosite 14:	FLNA	P21333	T1827	ITDNKDGTVTVRYAP	66 / 9 AA	281
Phosphosite 15:	FLNB	O75369	T1783	IVDNKDGTVTVRYAP	66 / 9 AA	278
Phosphosite 16:	CIRH1A	Q969X6	T39	AVSRTDGTVEIYNLS	71 / 7 AA	77
Phosphosite 17:	EFCAB2	Q5VUJ9	T169	FDHESNNTVDVREIG	62 / 8 AA	30
Phosphosite 18:	FLNA	P21333	T1829	DNKDGTVTVRYAPSE	85 / 7 AA	281
Phosphosite 19:	FLNB	O75369	T1785	DNKDGTVTVRYAPTE	85 / 7 AA	278
Phosphosite 20:	HNRNPH3	P31942	T17	PNDASDGTVRLRGLP	66 / 9 AA	37