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:	C1s
Human P-Site:	T645
P-Site Sequence:	VQDPNDKTKFYAAGL
UniProt:	P09871
Intern. Prot. ID:	IPI00017696

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	C1s	P09871	T645	VQDPNDKTKFYAAGL	100 / 9 AA	77
Phosphosite 1:	NDUFA4	O00483	Y62	KLGPNDQYKFYSVNV	66 / 9 AA	9
Phosphosite 2:	CIRH1A	Q969X6	T618	LPLPNDKTLLYNPFP	75 / 8 AA	77
Phosphosite 3:	C1s	P09871	Y648	PNDKTKFYAAGLVSW	100 / 6 AA	77
Phosphosite 4:	IGF2R	P11717	T2213	KVGTSDKTKYYLQDG	71 / 7 AA	274
Phosphosite 5:	COL10A1	Q03692	T40	GPLPNTKTQFFIPYT	62 / 8 AA	66
Phosphosite 6:	C4orf23	Q8IYL2	T411	AITPNDKTLFPDVDW	85 / 7 AA	85
Phosphosite 7:	NEB	P20929	T747	YKVHPDKTKFTAVTD	85 / 7 AA	773
Phosphosite 8:	IGF2R	P11717	Y2215	GTSDKTKYYLQDGDL	83 / 6 AA	274
Phosphosite 9:	TTLL2	Q9BWV7	Y188	TFVMPNDYTKFVAEY	85 / 7 AA	67
Phosphosite 10:	USP29	Q9HBJ7	S133	LKEIDKTSFYSICNK	71 / 7 AA	104
Phosphosite 11:	NDUFA4L2	Q9NRX3	Y68	RLSPNDQYKFLAVST	66 / 9 AA	10
Phosphosite 12:	ISL1	P61371	T255	QQQPNDKTNIQGMTG	71 / 7 AA	39
Phosphosite 13:	LYST	Q99698	S872	SDSPQSLSKFYAGLK	55 / 9 AA	429
Phosphosite 14:	C5orf44	A5PLN9	T176	LKPLDVKTKFYNAES	100 / 5 AA	47
Phosphosite 15:	TTN	Q8WZ42	T12280	PAEPNDKTEILRDGN	62 / 8 AA	3816
Phosphosite 16:	SMEK1	Q6IN85	S700	GEAVVSPSDKTKNDD	83 / 6 AA	95
Phosphosite 17:	NTCP	Q14973	T317	FKTPKDKTKMIYTAA	71 / 7 AA	38
Phosphosite 18:	NEB	P20929	T500	YKVHPDKTKFTQVTD	100 / 5 AA	773
Phosphosite 19:	MYBPC1	Q00872	T793	NKDLIDKTKFTITGL	100 / 5 AA	128
Phosphosite 20:	XRN1	Q8IZH2	T735	VAVSDGETKFYLEEP	50 / 8 AA	194