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:	S1177
P-Site Sequence:	ASISKANSFLGEKAS
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	S1177	ASISKANSFLGEKAS	100 / 9 AA	193
Phosphosite 1:	C4B	P0C0L5	S1177	ASISKANSFLGEKAS	100 / 9 AA	193
Phosphosite 2:	SYTL2	Q9HCH5	S728	RDTFKRNSFLGEVEL	87 / 8 AA	105
Phosphosite 3:	F10	P00742	S43	ARVTRANSFLEEMKK	66 / 9 AA	55
Phosphosite 4:	PROC	P04070	S45	RIRKRANSFLEELRH	75 / 8 AA	52
Phosphosite 5:	INPPL1	O15357	T1108	PGPSPASTFLGEVGS	66 / 9 AA	139
Phosphosite 6:	MEK1	Q02750	S222	LIDSMANSFVGTRSY	75 / 8 AA	43
Phosphosite 7:	MAP2K2	P36507	S226	LIDSMANSFVGTRSY	75 / 8 AA	44
Phosphosite 8:	F2	P00734	T46	QRVRRANTFLEEVRK	55 / 9 AA	70
Phosphosite 9:	SYTL5	Q8TDW5	S505	YDRFGRNSFLGEVEI	100 / 6 AA	82
Phosphosite 10:	RGPD1	Q68DN6	T390	SSQSSKDTSFLGSDD	75 / 8 AA	197
Phosphosite 11:	RGPD1	Q68DN6	S391	SQSSKDTSFLGSDDI	75 / 8 AA	197
Phosphosite 12:	GADL1	Q6ZQY3	S227	YSMKKAASFLGIGTE	85 / 7 AA	59
Phosphosite 13:	PDPK2	Q6A1A2	S214	SKQARANSFVGTAQY	62 / 8 AA	45
Phosphosite 14:	PDPK1	O15530	S241	SKQARANSFVGTAQY	62 / 8 AA	63
Phosphosite 15:	TAOK3	Q9H2K8	S177	SMASPANSFVGTPYW	75 / 8 AA	105
Phosphosite 16:	TAO1	Q7L7X3	S181	SMASPANSFVGTPYW	75 / 8 AA	116
Phosphosite 17:	TRDMT1	O14717	S98	MTDSRTNSFLHILDI	71 / 7 AA	45
Phosphosite 18:	SYTL4	Q96C24	T456	HGRFGRNTFLGEAEI	83 / 6 AA	76
Phosphosite 19:	FAM125B	Q9H7P6	S105	RSFSKENSHLGNVLV	75 / 8 AA	36
Phosphosite 20:	TRDMT1	O14717	T96	GDMTDSRTNSFLHIL	71 / 7 AA	45