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:	C5
Human P-Site:	S954
P-Site Sequence:	RGIYGTISRRKEFPY
UniProt:	P01031
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	C5	P01031	S954	RGIYGTISRRKEFPY	100 / 9 AA	188
Phosphosite 1:	C5	P01031	T952	DPRGIYGTISRRKEF	100 / 7 AA	188
Phosphosite 2:	USP1	O94782	S117	KHLFNIISRKKEALK	55 / 9 AA	88
Phosphosite 3:	HSPG2	P98160	T1988	GVPSATITWRKEGGS	62 / 8 AA	469
Phosphosite 4:	TRPC4	Q9UBN4	T691	RKPESFGTIGRRAAD	71 / 7 AA	112
Phosphosite 5:	MARVELD2	Q8N4S9	S145	GGSEGTFSSRKEADA	75 / 8 AA	64
Phosphosite 6:	CRIK	O14578	S1242	KKKKGLFSRRKEDPA	75 / 8 AA	231
Phosphosite 7:	RAPGEF6	Q8TEU7	T1449	TYEPNYGTVKRRVLE	71 / 7 AA	179
Phosphosite 8:	DDAH1	O94760	S97	ITRPGAPSRRKEVDM	75 / 8 AA	31
Phosphosite 9:	PRMT8	Q9NR22	T357	RGEEIYGTISMKPNA	71 / 7 AA	45
Phosphosite 10:	HNRNPD	Q14103	S343	QSGYGKVSRRGGHQN	71 / 7 AA	38
Phosphosite 11:	ZAP70	P43403	S16	PFFYGSISRAEAEEH	83 / 6 AA	70
Phosphosite 12:	ARVCF	O00192	T286	EPDYGTATRRRPECG	62 / 8 AA	105
Phosphosite 13:	KIAA1189	Q8TAM6	S262	YSRYNTISYRKIRKG	75 / 8 AA	33
Phosphosite 14:	PHF17	Q6IE81	S829	IHTSSTISRRTDIIR	62 / 8 AA	96
Phosphosite 15:	TTN	Q8WZ42	T9970	EVKIMTITRKKEVQK	71 / 7 AA	3816
Phosphosite 16:	APLP2	Q06481	T723	LRKRQYGTISHGIVE	83 / 6 AA	87
Phosphosite 17:	piccolo	Q9Y6V0	S3678	FSTMGTVSRRRICRT	71 / 7 AA	567
Phosphosite 18:	ARVCF	O00192	T284	ELEPDYGTATRRRPE	71 / 7 AA	105
Phosphosite 19:	SCG3	Q8WXD2	S320	MVKYGTISPEEGVSY	83 / 6 AA	53
Phosphosite 20:	CD300LF	Q8TDQ1	T286	EEPTEYSTISRP___	71 / 7 AA	32