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:	TRIM21
Human P-Site:	S266
P-Site Sequence:	LKDLDITSPELRSVC
UniProt:	P19474
Intern. Prot. ID:	IPI00018971

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	TRIM21	P19474	S266	LKDLDITSPELRSVC	100 / 9 AA	54
Phosphosite 1:	Sin3A	Q96ST3	S1112	YMNSDTTSPELREHL	87 / 8 AA	145
Phosphosite 2:	CEP68	Q76N32	S435	GKHLDMGSPQLRTRD	66 / 9 AA	81
Phosphosite 3:	CNGA2	Q16280	S242	YFAVDIHSPEVRFNR	66 / 9 AA	76
Phosphosite 4:	AHNAK	Q09666	S177	AKDIDISSPEFKIKI	55 / 9 AA	629
Phosphosite 5:	GRHPR	Q9UBQ7	S272	AAGLDVTSPEPLPTN	85 / 7 AA	36
Phosphosite 6:	HERC2	O95714	S1079	GQTSDISSPELMGVG	75 / 8 AA	527
Phosphosite 7:	HERC2	O95714	S1078	IGQTSDISSPELMGV	85 / 7 AA	527
Phosphosite 8:	RIF1	Q5UIP0	T1161	ECGSLDKTSPEMSNS	75 / 8 AA	274
Phosphosite 9:	RIF1	Q5UIP0	S1162	CGSLDKTSPEMSNSN	75 / 8 AA	274
Phosphosite 10:	TADA3L	O75528	S167	PYCADITSEEVRTLE	75 / 8 AA	49
Phosphosite 11:	NRBF2	Q96F24	S268	LPPLDFPSPELPLME	66 / 9 AA	32
Phosphosite 12:	ATR	Q13535	S1115	QGPRDIISPELMADY	85 / 7 AA	301
Phosphosite 13:	RPGRIP1	Q96KN7	S1252	EQELDIVSPEDLATP	85 / 7 AA	147
Phosphosite 14:	NDUFAF1	Q9Y375	S73	EVALDITSSEEKPDV	85 / 7 AA	38
Phosphosite 15:	Sin3A	Q96ST3	T1111	RYMNSDTTSPELREH	85 / 7 AA	145
Phosphosite 16:	NDUFAF1	Q9Y375	T72	KEVALDITSSEEKPD	85 / 7 AA	38
Phosphosite 17:	NEK8	Q86SG6	S228	APISDRYSPELRQLV	75 / 8 AA	75
Phosphosite 18:	ZNF828	Q96JM3	S675	ENKMDMTSPEQSRNV	71 / 7 AA	89
Phosphosite 19:	TAF7	Q15545	S200	ENQGLDISSPGMSGH	62 / 8 AA	40
Phosphosite 20:	AHNAK	Q09666	S176	GAKDIDISSPEFKIK	62 / 8 AA	629