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:	Y20
P-Site Sequence:	VYAEPTMYGEILSPN
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	Y20	VYAEPTMYGEILSPN	100 / 9 AA	77
Phosphosite 1:	FBXO40	Q9UH90	T159	EATEEEPTMNGETSV	85 / 7 AA	80
Phosphosite 2:	ERM	P41161	T354	GKVKQEPTMYREGPP	85 / 7 AA	58
Phosphosite 3:	C6orf57	Q5VUM1	Y96	RGPEPTRYGDWERKG	71 / 7 AA	12
Phosphosite 4:	C6orf57	Q5VUM1	T94	GPRGPEPTRYGDWER	71 / 7 AA	12
Phosphosite 5:	VR1	Q8NER1	Y310	TKFVTSMYNEILILG	71 / 7 AA	95
Phosphosite 6:	ERM	P41161	Y356	VKQEPTMYREGPPYQ	85 / 7 AA	58
Phosphosite 7:	PELI2	Q9HAT8	Y19	PNKEPVKYGELVVLG	55 / 9 AA	46
Phosphosite 8:	TAF5	Q15542	T212	YNQQGDPTMYEEYYS	71 / 7 AA	87
Phosphosite 9:	ABCA7	Q8IZY2	T1274	PALRLSPTMYGAQVS	83 / 6 AA	234
Phosphosite 10:	B3GNT7	Q8NFL0	Y200	LAYEDRLYGDILQWG	55 / 9 AA	46
Phosphosite 11:	TAF5	Q15542	Y214	QQGDPTMYEEYYSGL	71 / 7 AA	87
Phosphosite 12:	GALNT6	Q8NCL4	Y498	PDLTPTFYGAIKNLG	71 / 7 AA	71
Phosphosite 13:	C1s	P09871	T484	VEGNREPTMYVGSTS	100 / 5 AA	77
Phosphosite 14:	SLC36A3	Q495N2	Y117	NYGEATMYGLETCPN	83 / 6 AA	52
Phosphosite 15:	C1s	P09871	Y486	GNREPTMYVGSTSVQ	100 / 5 AA	77
Phosphosite 16:	RELN	P78509	Y1360	ELSEPTMYHTGDFEE	100 / 5 AA	388
Phosphosite 17:	HEMGN	Q9BXL5	Y177	EDLSPKMYQEISVLQ	71 / 7 AA	55
Phosphosite 18:	PLEC1	Q15149	Y3329	STGEPATYGELQQRC	62 / 8 AA	532
Phosphosite 19:	SMURF2	Q9HAU4	Y556	FCVEHNAYGEIIQHE	55 / 9 AA	86
Phosphosite 20:	SNX9	Q9Y5X1	Y56	RGLVPTDYVEILPSD	75 / 8 AA	67