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:	T374
P-Site Sequence:	FSLDLSKTKRHLVPG
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	T374	FSLDLSKTKRHLVPG	100 / 9 AA	193
Phosphosite 1:	C4B	P0C0L5	T374	FSLDLSKTKRHLVPG	100 / 9 AA	193
Phosphosite 2:	TSGA10	Q9BZW7	T217	TEKDLSDTQRHLAKK	77 / 9 AA	81
Phosphosite 3:	C4B	P0C0L5	S372	SPFSLDLSKTKRHLV	100 / 7 AA	193
Phosphosite 4:	C4A	P0C0L4	S372	SPFSLDLSKTKRHLV	100 / 7 AA	193
Phosphosite 5:	piccolo	Q9Y6V0	T4007	HEKDLSKTDRLLRTT	77 / 9 AA	567
Phosphosite 6:	CEP110	Q7Z7A1	T2023	LEKTLSQTKRQLSER	75 / 8 AA	269
Phosphosite 7:	TSGA10	Q9BZW7	T630	LEADLDITKRQLGTE	66 / 9 AA	81
Phosphosite 8:	RPL34	P49207	T70	VLMRLSKTKKHVSRA	75 / 8 AA	13
Phosphosite 9:	CCDC102A	Q96A19	T300	KYEELSKTKQEMLKQ	55 / 9 AA	63
Phosphosite 10:	SEC15L2	Q9Y2D4	T153	KLRDQMKTKRHYPAL	75 / 8 AA	78
Phosphosite 11:	RPP38	P78345	S240	DTSFEDLSKPKRKLA	85 / 7 AA	32
Phosphosite 12:	SENP2	Q9HC62	T518	YLQDESKTKRNSDLN	75 / 8 AA	68
Phosphosite 13:	CSAD	Q9Y600	T285	GSVLLSQTHRHLLDG	75 / 8 AA	55
Phosphosite 14:	PLEKHG7	Q6ZR37	T220	AENILSPTSRHLLYE	75 / 8 AA	44
Phosphosite 15:	LRRIQ3	A6PVS8	S326	LGMKSKTSRHLIQKG	85 / 7 AA	74
Phosphosite 16:	LRRIQ3	A6PVS8	T325	DLGMKSKTSRHLIQK	85 / 7 AA	74
Phosphosite 17:	PLEKHG7	Q6ZR37	S221	ENILSPTSRHLLYEG	75 / 8 AA	44
Phosphosite 18:	piccolo	Q9Y6V0	S4005	SLHEKDLSKTDRLLR	85 / 7 AA	567
Phosphosite 19:	SUV39H1	O43463	T106	RRHHRSKTPRHLDPS	85 / 7 AA	48
Phosphosite 20:	C18orf21	Q32NC0	T183	SSKNTSKTKKHFSQL	55 / 9 AA	25