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:	S220
P-Site Sequence:	WKISARFSDGLESNS
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	S220	WKISARFSDGLESNS	100 / 9 AA	193
Phosphosite 1:	C4A	P0C0L4	S220	WKISARFSDGLESNS	100 / 9 AA	193
Phosphosite 2:	TMEM163	Q8TC26	S61	ISESGQFSDGLEDRG	77 / 9 AA	31
Phosphosite 3:	NAV1	Q8NEY1	S857	NINSASFSQGLELMS	77 / 9 AA	202
Phosphosite 4:	PXDNL	A1KZ92	S827	ALSTARFSDGRPCSS	85 / 7 AA	164
Phosphosite 5:	Pxdn	Q92626	S842	ALSQARFSDGQHCSN	100 / 6 AA	167
Phosphosite 6:	CCDC13	Q8IYE1	S534	HRTSPRFSDSPEQKG	66 / 9 AA	81
Phosphosite 7:	ALDH18A1	P54886	S728	WNASTRFSDGYRFGL	85 / 7 AA	87
Phosphosite 8:	KIAA1117	Q5JWR5	S1326	KQTSVFFSDGLDLEN	66 / 9 AA	277
Phosphosite 9:	SWAP70	Q9UH65	S388	VELQARFSTELEREK	75 / 8 AA	69
Phosphosite 10:	LZTS1	Q9Y250	S38	LKKLNRYSDGLLRFG	83 / 6 AA	66
Phosphosite 11:	SWAP70	Q9UH65	T389	ELQARFSTELEREKL	75 / 8 AA	69
Phosphosite 12:	COG7	P83436	T413	VDRCVRFTNGLGTCG	50 / 8 AA	86
Phosphosite 13:	DNAH3	Q8TD57	S3467	LPGSWKFSQGLEKMV	66 / 9 AA	471
Phosphosite 14:	AKAP13	Q12802	S598	AAAKDKISDGLEPYT	71 / 7 AA	308
Phosphosite 15:	LMOD1	P29536	T352	NEILVRFTEALEFNT	50 / 8 AA	67
Phosphosite 16:	DSP	P15924	S2610	TIRSSSFSDTLEESS	66 / 9 AA	332
Phosphosite 17:	PTPN13	Q12923	Y344	PRKKEARYSDGSIAL	83 / 6 AA	277
Phosphosite 18:	PTPN13	Q12923	S345	RKKEARYSDGSIALD	83 / 6 AA	277
Phosphosite 19:	MMP28	Q9H239	S60	APTSTRFSDAIRAFQ	62 / 8 AA	59
Phosphosite 20:	PLEKHN1	Q494U1	S35	REDSARMSAGLPGPE	75 / 8 AA	72