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:	C3
Human P-Site:	S297
P-Site Sequence:	RIPIEDGSGEVVLSR
UniProt:	P01024
Intern. Prot. ID:	IPI00783987

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	C3	P01024	S297	RIPIEDGSGEVVLSR	100 / 9 AA	187
Phosphosite 1:	villin	P09327	S397	QKMVDDGSGEVQVWR	75 / 8 AA	93
Phosphosite 2:	HSPA4L	O95757	S414	KTSFEDGSGECEVFC	75 / 8 AA	94
Phosphosite 3:	JAK2	O60674	T875	YDPLQDNTGEVVAVK	55 / 9 AA	131
Phosphosite 4:	MACF1	Q96PK2	S1485	TFKIEESSSQVVPQG	55 / 9 AA	670
Phosphosite 5:	Alix	Q8WUM4	S409	PAAIEDVSGDTVPQS	66 / 9 AA	96
Phosphosite 6:	SF3A3	Q12874	S483	EEEYEDSSGNVVNKK	66 / 9 AA	89
Phosphosite 7:	ch-TOG	Q14008	S845	GDEPDDGSNDVVDLL	62 / 8 AA	225
Phosphosite 8:	ZNF148	Q9UQR1	S382	GSHLEDASGEIHPPK	62 / 8 AA	89
Phosphosite 9:	IKBKAP	O95163	S68	GFLPEDGSGRIVGVQ	75 / 8 AA	150
Phosphosite 10:	WDR59	Q6PJI9	S94	LYKWKDGSGEVGTTL	100 / 6 AA	110
Phosphosite 11:	PHACTR2	O75167	S464	EDEDEDGSGESALAS	100 / 6 AA	70
Phosphosite 12:	MARCH-XI	A6NNE9	S392	DLSEDNSSGEVVMRV	62 / 8 AA	44
Phosphosite 13:	FAM123B	Q5JTC6	S483	TPGFEDDSGEALGLV	55 / 9 AA	124
Phosphosite 14:	Nlp	Q9Y2I6	S319	FSSIDDGSGFAFPDQ	83 / 6 AA	160
Phosphosite 15:	ZNF592	Q92610	S1205	VAEPEEGSGEEVPME	75 / 8 AA	138
Phosphosite 16:	C2orf67	A0AUZ9	S822	KEEIEDLSDEVFSLR	75 / 8 AA	112
Phosphosite 17:	C4B	P0C0L5	S428	IQQNTDGSGQVSIPI	83 / 6 AA	193
Phosphosite 18:	C4A	P0C0L4	S428	IQQNTDGSGQVSIPI	83 / 6 AA	193
Phosphosite 19:	RNF2	Q99496	S168	KQQIENGSGAEDNGD	83 / 6 AA	38
Phosphosite 20:	C6orf134	Q5SQI0	S377	QALSQDGSGEKPMHT	83 / 6 AA	47