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:	C3
Human P-Site:	S1555
P-Site Sequence:	RLVKVQLSNDFDEYI
UniProt:	P01024
Intern. Prot. ID:	IPI00783987

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	C3	P01024	S1555	RLVKVQLSNDFDEYI	100 / 9 AA	187
Phosphosite 1:	TTN	Q8WZ42	S31632	GKYKVQLSNVFGTVD	77 / 9 AA	3816
Phosphosite 2:	DDC	P20711	S385	IRKHVQLSHEFESLV	62 / 8 AA	54
Phosphosite 3:	MLL3	Q8NEZ4	S1712	RINKVQMSNDSMKRQ	85 / 7 AA	541
Phosphosite 4:	UNC13A	Q9UPW8	S277	SQGSSQLSEDFDPDE	85 / 7 AA	193
Phosphosite 5:	SYT8	Q8NBV8	S124	QWGRLQLSLEFDFGS	55 / 9 AA	18
Phosphosite 6:	HEAT repeat-containing protein 7B1	A6NES4	S748	LLYKTDYSNDFDSEG	66 / 9 AA	193
Phosphosite 7:	RSF1	Q96T23	S392	KKREIKLSDDFDSPV	62 / 8 AA	164
Phosphosite 8:	SLFN11	Q7Z7L1	S362	DPDLLQLSEDFECQL	62 / 8 AA	103
Phosphosite 9:	KIAA1239	Q9ULI1	T1180	DISSPQLTDDFDCRR	71 / 7 AA	197
Phosphosite 10:	TCEB3B	Q8IYF1	S341	PEEKEQLSNDRETQE	66 / 9 AA	84
Phosphosite 11:	VEZT	Q9HBM0	S732	RLARLQLSPDFTFTA	62 / 8 AA	89
Phosphosite 12:	ABCG8	Q9H221	S408	TLIRRQISNDFRDLP	62 / 8 AA	76
Phosphosite 13:	DYNC2H1	Q8NCM8	S1493	FKNKVPLSNNVETWL	55 / 9 AA	493
Phosphosite 14:	USP47	Q96K76	S451	SCHSDQMSNDFSNDD	83 / 6 AA	157
Phosphosite 15:	RTEL1	Q9NZ71	S527	PDGAQLSSAFDRRFS	62 / 8 AA	152
Phosphosite 16:	RTEL1	Q9NZ71	S526	GPDGAQLSSAFDRRF	62 / 8 AA	152
Phosphosite 17:	XKRY	O14609	S138	SAVKLQLSNEELIRD	71 / 7 AA	18
Phosphosite 18:	ASPM	Q8IZT6	S416	QTCKVPLSNENSQVP	71 / 7 AA	410
Phosphosite 19:	CAST	P20810	S373	SELIDELSEDFDRSE	71 / 7 AA	77
Phosphosite 20:	CEACAM5	P06731	S372	VSPRLQLSNDNRTLT	71 / 7 AA	77