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:	S631
P-Site Sequence:	DIGCTPGSGKDYAGV
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	S631	DIGCTPGSGKDYAGV	100 / 9 AA	187
Phosphosite 1:	CLDN1	O95832	S206	YPKPAPSSGKDYV__	75 / 8 AA	23
Phosphosite 2:	SIPA1L2	Q9P2F8	S1638	PLCVDPGSGKEFMDT	71 / 7 AA	190
Phosphosite 3:	transferrin	P02787	S507	SEGCAPGSKKDSSLC	75 / 8 AA	77
Phosphosite 4:	IL22RA1	Q8N6P7	S410	YGVCMEGSGKDSPTG	75 / 8 AA	63
Phosphosite 5:	C3	P01024	T628	EKADIGCTPGSGKDY	100 / 6 AA	187
Phosphosite 6:	C10orf112	Q5VYJ5	S1141	DSDHTPGSGQHFLYV	55 / 9 AA	164
Phosphosite 7:	ILF3	Q12906	S863	SNYNSPGSGQNYSGP	62 / 8 AA	95
Phosphosite 8:	TNXB	P22105	S3939	LQAETPGSAVDYPLH	75 / 8 AA	464
Phosphosite 9:	ADAMTS18	Q8TE60	S220	RYRGYPGSGRNYPGY	71 / 7 AA	135
Phosphosite 10:	K23	Q9C075	S115	HQQRDPGSKKDYSQY	85 / 7 AA	48
Phosphosite 11:	FERMT2	Q96AC1	S175	GPLITPGSGSIYSSP	66 / 9 AA	78
Phosphosite 12:	SHD	Q96IW2	S211	EWERTPGSAKELRRP	55 / 9 AA	38
Phosphosite 13:	JSRP1	Q96MG2	T78	AARGTPGTGKERLKA	71 / 7 AA	36
Phosphosite 14:	FBRS	Q9HAH7	S161	EAARTPGSDKERPVE	62 / 8 AA	39
Phosphosite 15:	ATG16L1	Q676U5	S304	NVDTHPGSGKEVRVP	83 / 6 AA	68
Phosphosite 16:	IRS1	P35568	T495	GGNGHRCTPGTGLGT	83 / 6 AA	132
Phosphosite 17:	IRS1	P35568	T498	GHRCTPGTGLGTSPA	83 / 6 AA	132
Phosphosite 18:	GPATCH8	Q9UKJ3	S212	QAECAPGSGPMFKPT	55 / 9 AA	164
Phosphosite 19:	ZNF804A	Q7Z570	S133	ETVCAPGSGPMFKST	55 / 9 AA	137
Phosphosite 20:	ZNF324B	Q6AW86	T516	NAAAPDCTPGPGFLQ	83 / 6 AA	61