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:	C4A
Human P-Site:	T1648
P-Site Sequence:	RLFETKITQVLHFTK
UniProt:	P0C0L4
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	C4A	P0C0L4	T1648	RLFETKITQVLHFTK	100 / 9 AA	193
Phosphosite 1:	C4B	P0C0L5	T1648	RLFETKITQVLHFTK	100 / 9 AA	193
Phosphosite 2:	KIF2C	Q99661	T545	PFRESKLTQVLRDSF	66 / 9 AA	81
Phosphosite 3:	GTF3C5	Q9Y5Q8	Y316	KNPDAKIYQVLDFRI	55 / 9 AA	60
Phosphosite 4:	CELSR1	Q9NYQ6	T318	LDRETKETHVLRVKA	66 / 9 AA	329
Phosphosite 5:	SERPINB8	P50452	S145	EKTEGKISEVLDAGT	55 / 9 AA	43
Phosphosite 6:	KIF2	O00139	T510	PFRASKLTQVLRDSF	55 / 9 AA	80
Phosphosite 7:	K9	P35527	T350	NQYETQITQIEHEVS	66 / 9 AA	62
Phosphosite 8:	PIK3C2A	O00443	T114	DSFETKKTPVLPVTP	66 / 9 AA	191
Phosphosite 9:	PSIP1	O75475	T437	GEGDSVITQVLNKSL	55 / 9 AA	60
Phosphosite 10:	KIF24	Q5T7B8	T504	PFRQSKLTQVLKDSF	62 / 8 AA	152
Phosphosite 11:	MAK16	Q9BXY0	T117	KQRFTKITQYLIRIR	85 / 7 AA	35
Phosphosite 12:	ETAA1	Q9NY74	T847	ITGSMSDTKITQGVE	83 / 6 AA	103
Phosphosite 13:	TRPM1	Q7Z4N2	T1421	PLEETKITRYFPDET	55 / 9 AA	174
Phosphosite 14:	EFR3B	Q9Y2G0	S661	LFRQSKISEVLGGSG	50 / 8 AA	92
Phosphosite 15:	GTPBP2	Q9BX10	T157	SDMPRKITEVLVRKV	83 / 6 AA	66
Phosphosite 16:	DLGAP5	Q15398	S787	EEGETKISQSELFDN	83 / 6 AA	95
Phosphosite 17:	PGCP	Q9Y646	T398	LLQPLNITQVLSHGE	83 / 6 AA	52
Phosphosite 18:	DLGAP5	Q15398	T784	SILEEGETKISQSEL	83 / 6 AA	95
Phosphosite 19:	DPYSL5	Q9BPU6	Y175	MLRDSELYQVLHACK	44 / 9 AA	61
Phosphosite 20:	CENPE	Q02224	T1671	ETENIRLTQILHENL	44 / 9 AA	316