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:	C4A
Human P-Site:	S1116
P-Site Sequence:	SQQQADGSFQDPCPV
UniProt:	P0C0L4
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	C4A	P0C0L4	S1116	SQQQADGSFQDPCPV	100 / 9 AA	193
Phosphosite 1:	C4B	P0C0L5	S1116	SQQQADGSFQDLSPV	100 / 8 AA	193
Phosphosite 2:	HOOK1	Q9UJC3	S235	KLDQLDGSFDDPNTV	77 / 9 AA	85
Phosphosite 3:	VCAN	P13611	S2519	YERSTDGSFQDRFRE	75 / 8 AA	373
Phosphosite 4:	GCG	P01275	S150	GRRHADGSFSDEMNT	75 / 8 AA	21
Phosphosite 5:	CPAMD8	Q8IZJ3	S1249	QQQQADGSFLAVGRV	100 / 6 AA	207
Phosphosite 6:	UTRN	P46939	S2052	KLSQADGSFLKEKLA	100 / 6 AA	394
Phosphosite 7:	AHNAK2	Q8IVF2	S5057	SSATAGGSFQDTEKA	85 / 7 AA	617
Phosphosite 8:	NOL1	P46087	S675	TKTQASSSFQDSSQP	66 / 9 AA	89
Phosphosite 9:	ARID4A	P29374	S74	ETRTSDGSFQEAIIS	62 / 8 AA	143
Phosphosite 10:	LNP1	A1A4G5	S93	RKYSEDGSFKEPLES	71 / 7 AA	21
Phosphosite 11:	C10orf18	Q5VWN6	S867	RAHAAEVSFRDPNCL	62 / 8 AA	269
Phosphosite 12:	UNC45A	Q9H3U1	S353	KILEVGGSLQDPPGE	55 / 9 AA	103
Phosphosite 13:	PCSK5	Q92824	Y729	THCPDGSYQDTKKNL	71 / 7 AA	102
Phosphosite 14:	NEB	P20929	S437	ILGHYVGSFEDPYHS	83 / 6 AA	773
Phosphosite 15:	ZNF782	Q6ZMW2	S9	NTFQASVSFQDVTVE	75 / 8 AA	81
Phosphosite 16:	ZNF658	Q5TYW1	S9	NMSQASVSFQDVTVE	75 / 8 AA	122
Phosphosite 17:	SLC24A4	Q8NFF2	Y266	NDFYDGSYDDPSVPL	71 / 7 AA	67
Phosphosite 18:	NAV1	Q8NEY1	S1048	KGMIRSGSFRDPTDD	83 / 6 AA	202
Phosphosite 19:	IRAK2	O43187	S293	YPYMANGSLQDRLQG	62 / 8 AA	69
Phosphosite 20:	LPIN3	Q9BQK8	S42	VVKQVDGSFRCSPFH	71 / 7 AA	94