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:	C4B
Human P-Site:	S452
P-Site Sequence:	QLSVSAGSPHPAIAR
UniProt:	P0C0L5
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	C4B	P0C0L5	S452	QLSVSAGSPHPAIAR	100 / 9 AA	193
Phosphosite 1:	C4A	P0C0L4	S452	QLSVSAGSPHPAIAR	100 / 9 AA	193
Phosphosite 2:	Putative uncharacterized protein FLJ40606	P0C880	S114	VAGSAGSSHPACFRP	87 / 8 AA	14
Phosphosite 3:	Putative uncharacterized protein FLJ40606	P0C880	S113	SVAGSAGSSHPACFR	87 / 8 AA	14
Phosphosite 4:	MICAL3	Q7RTP6	S381	RTPVSPGSPQPQPPV	75 / 8 AA	110
Phosphosite 5:	TTC3	P53804	S1244	PKPVSANSPKPACED	77 / 9 AA	230
Phosphosite 6:	MFSD7	Q6UXD7	S507	EDPRGPGSPHPACHR	100 / 6 AA
Phosphosite 7:	ZFP106	Q9H2Y7	S661	LQMTSAASPHPGLLL	75 / 8 AA	209
Phosphosite 8:	SPANXN4	Q5MJ08	S92	DLDISAGSPQDGGQN	71 / 7 AA	11
Phosphosite 9:	C1orf130	Q5T1S8	S84	VGPNSNGSQHPATVT	75 / 8 AA	11
Phosphosite 10:	MSI2	Q96DH6	S303	GNYISAASPQPGSGF	62 / 8 AA
Phosphosite 11:	Cdt1	Q9H211	S394	AAPSSPGSPRPALPA	75 / 8 AA	60
Phosphosite 12:	DOS	Q8N350	T214	GEASSATTPHPATSP	75 / 8 AA	76
Phosphosite 13:	MLLT10	P55197	S346	GTTVSAASPFPQGSF	75 / 8 AA	109
Phosphosite 14:	C6orf120	Q7Z4R8	S83	ADLYVSASSLHPSFD	75 / 8 AA	21
Phosphosite 15:	C4B	P0C0L5	S449	SELQLSVSAGSPHPA	100 / 6 AA	193
Phosphosite 16:	C4A	P0C0L4	S449	SELQLSVSAGSPHPA	100 / 6 AA	193
Phosphosite 17:	USP30	Q70CQ3	S210	ITCRTRGSPHPTSNH	83 / 6 AA	59
Phosphosite 18:	TEX264	Q9Y6I9	S40	GVEVSAGSPPIRNVT	100 / 6 AA	34
Phosphosite 19:	PLAGL1	Q9UM63	S293	HPSVSPGSPPPPLPN	66 / 9 AA	51
Phosphosite 20:	PITX3	O75364	T23	LSLSDAGTPHPQLPE	83 / 6 AA	32