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:	S880
P-Site Sequence:	IDHQGTKSSKCVRQK
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	S880	IDHQGTKSSKCVRQK	100 / 9 AA	188
Phosphosite 1:	C5	P01031	S881	DHQGTKSSKCVRQKV	100 / 8 AA	188
Phosphosite 2:	C15orf56	Q8N910	S19	GPAPGTRSSRCLRPR	55 / 9 AA	17
Phosphosite 3:	C15orf56	Q8N910	S20	PAPGTRSSRCLRPRP	62 / 8 AA	17
Phosphosite 4:	CD80	P33681	S10	HTRRQGTSPSKCPYL	75 / 8 AA	33
Phosphosite 5:	ASPM	Q8IZT6	S446	PECQGSKSPKAIFEE	55 / 9 AA	410
Phosphosite 6:	KIF18A	Q8NI77	S778	TICEDIKSSKCKLPE	62 / 8 AA	102
Phosphosite 7:	ANKS1A	Q92625	S1087	EMIETKSSKPVPKPR	85 / 7 AA	123
Phosphosite 8:	ANKS1A	Q92625	S1086	AEMIETKSSKPVPKP	85 / 7 AA	123
Phosphosite 9:	OSBPL3	Q9H4L5	S111	SVMSVKKSSKCIDLD	83 / 6 AA	101
Phosphosite 10:	CALD1	Q05682	S691	SAIEGTKSAKPTKPA	71 / 7 AA	93
Phosphosite 11:	ANP-alpha R	P16066	S663	CSHGNLKSSNCVVDG	83 / 6 AA	119
Phosphosite 12:	NPR2	P20594	S647	SSHGSLKSSNCVVDS	83 / 6 AA	117
Phosphosite 13:	ANP-alpha R	P16066	S664	SHGNLKSSNCVVDGR	83 / 6 AA	119
Phosphosite 14:	KCNN2	Q9H2S1	T107	GHGSSSGTKSSKKKN	100 / 6 AA	64
Phosphosite 15:	C7	P10643	S787	GKCDAESSKCVCREA	62 / 8 AA	94
Phosphosite 16:	KCNN2	Q9H2S1	S110	SSSGTKSSKKKNQNI	100 / 6 AA	64
Phosphosite 17:	STOX1	Q6ZVD7	S971	QNVEGTKSSQPLTSN	55 / 9 AA	111
Phosphosite 18:	NPR2	P20594	S648	SHGSLKSSNCVVDSR	83 / 6 AA	117
Phosphosite 19:	KCNN2	Q9H2S1	S109	GSSSGTKSSKKKNQN	100 / 6 AA	64
Phosphosite 20:	KIF18A	Q8NI77	S779	ICEDIKSSKCKLPEQ	71 / 7 AA	102