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:	C5
Human P-Site:	S311
P-Site Sequence:	ETAVKELSYYSLEDL
UniProt:	P01031
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	C5	P01031	S311	ETAVKELSYYSLEDL	100 / 9 AA	188
Phosphosite 1:	GREB1L	Q9C091	S1589	RFLIKELSYHNLELE	66 / 9 AA	214
Phosphosite 2:	GREB1	Q4ZG55	S1616	HFLIKELSYHNLELE	66 / 9 AA	216
Phosphosite 3:	C5	P01031	Y313	AVKELSYYSLEDLNN	100 / 7 AA	188
Phosphosite 4:	OFD1	O75665	S435	NEKVKEMSDYSLLKE	77 / 9 AA	117
Phosphosite 5:	NSD1	Q96L73	Y869	SELKELSYRSLGEDV	87 / 8 AA	297
Phosphosite 6:	NSD1	Q96L73	S868	LSELKELSYRSLGED	77 / 9 AA	297
Phosphosite 7:	PR (Progesterone)	P06401	S793	EQRMKESSFYSLCLT	66 / 9 AA	99
Phosphosite 8:	ASS1	P00966	Y133	VRFELSCYSLAPQIK	85 / 7 AA	47
Phosphosite 9:	G2	Q6ZVL6	T1130	PKDPAELTYYTLYNG	71 / 7 AA	199
Phosphosite 10:	ASS1	P00966	S131	DQVRFELSCYSLAPQ	85 / 7 AA	47
Phosphosite 11:	G2	Q6ZVL6	Y1132	DPAELTYYTLYNGKP	71 / 7 AA	199
Phosphosite 12:	TOP2B	Q02880	S609	SKNKQELSFYSIPEF	62 / 8 AA	183
Phosphosite 13:	IRS1	P35568	Y765	HKPVLSYYSLPRSFK	100 / 6 AA	132
Phosphosite 14:	IRS1	P35568	S763	PQHKPVLSYYSLPRS	100 / 6 AA	132
Phosphosite 15:	DHX34	Q14147	S380	SGKVKEMSYDPQAKL	83 / 6 AA	65
Phosphosite 16:	IRS1	P35568	S766	KPVLSYYSLPRSFKH	100 / 6 AA	132
Phosphosite 17:	C5	P01031	S314	VKELSYYSLEDLNNK	100 / 6 AA	188
Phosphosite 18:	TOP2B	Q02880	Y611	NKQELSFYSIPEFDE	71 / 7 AA	183
Phosphosite 19:	MYH4	Q9Y623	T1855	ERRVKELTYQTEEDR	83 / 6 AA	223
Phosphosite 20:	MYH2	Q9UKX2	T1857	ERRVKELTYQTEEDR	83 / 6 AA	223