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:	S1275
P-Site Sequence:	NPVIKWLSEEQRYGG
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	S1275	NPVIKWLSEEQRYGG	100 / 9 AA	188
Phosphosite 1:	CSMD3	Q7Z407	S391	AVTIHRLSEEQRVQV	77 / 9 AA	406
Phosphosite 2:	IVD	P26440	S43	DDAINGLSEEQRQLR	77 / 9 AA	46
Phosphosite 3:	SPTBN1	Q01082	S439	AMRETWLSENQRLVS	75 / 8 AA	275
Phosphosite 4:	SPTB	P11277	S439	AMRETWLSENQRLVA	75 / 8 AA	246
Phosphosite 5:	SPTBN2	O15020	S442	AMRETWLSENQRLVS	75 / 8 AA	271
Phosphosite 6:	TTC9B	Q8N6N2	S123	SPGPARLSEEQRRLV	85 / 7 AA	26
Phosphosite 7:	RTN1	Q16799	S268	APYIDDLSEEQRRAP	77 / 9 AA	84
Phosphosite 8:	SERPINI2	O75830	S276	QQILKWLSEMQEEEV	75 / 8 AA	46
Phosphosite 9:	PLA2G7	Q13093	S284	ATVIQTLSEDQRFRC	66 / 9 AA	50
Phosphosite 10:	GAB3	Q8WWW8	S553	MQQKLLLSEEQRVDY	85 / 7 AA	66
Phosphosite 11:	ANKRD13D	Q6ZTN6	S279	FKATLWLSEEHPLSL	71 / 7 AA	58
Phosphosite 12:	CCDC76	Q9NUP7	S115	LVPISSLSEEQLEKL	75 / 8 AA	54
Phosphosite 13:	CPAMD8	Q8IZJ3	S1404	LPVVKWLSQQRNALG	57 / 7 AA	207
Phosphosite 14:	ZNF343	Q6P1L6	S80	EAEWKRLSPEQRNLY	75 / 8 AA	69
Phosphosite 15:	MYST3	Q92794	S1280	EEEKPRVSEEQRQSE	71 / 7 AA	225
Phosphosite 16:	ZNF181	Q2M3W8	S23	EEWGWLSSAQRDLYK	71 / 7 AA	66
Phosphosite 17:	IPO8	O15397	S984	QLLMAPLSEDQRTAL	83 / 6 AA	120
Phosphosite 18:	SLC7A6OS	Q96CW6	S275	SADYNSLSEEERGSS	62 / 8 AA	35
Phosphosite 19:	THAP5	Q7Z6K1	S376	LKQENWLSEENVKII	83 / 6 AA	45
Phosphosite 20:	SHROOM3	Q8TF72	S1913	GILANYLSEEQLQDY	71 / 7 AA	217