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:	C3
Human P-Site:	S838
P-Site Sequence:	IDLRLPYSVVRNEQV
UniProt:	P01024
Intern. Prot. ID:	IPI00783987

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	C3	P01024	S838	IDLRLPYSVVRNEQV	100 / 9 AA	187
Phosphosite 1:	C3	P01024	Y837	FIDLRLPYSVVRNEQ	100 / 8 AA	187
Phosphosite 2:	RAB3GAP2	Q9H2M9	S607	ASERLPFSCLRNITQ	66 / 9 AA	156
Phosphosite 3:	PSME4	Q14997	S363	LLQRLPNSVVRRLHR	87 / 8 AA	211
Phosphosite 4:	Putative protein C3P1	Q6ZMU1	S77	VDLKLPSSVIRNEQV	66 / 9 AA	40
Phosphosite 5:	p67phox	P19878	S373	TQPGLPYSQVRDMVS	75 / 8 AA	60
Phosphosite 6:	MUC5B	Q9HC84	S5152	FQARLPYSLFHNNTE	66 / 9 AA	590
Phosphosite 7:	C5	P01031	S832	LEMNIPYSVVRGEQI	75 / 8 AA	188
Phosphosite 8:	C5	P01031	Y831	FLEMNIPYSVVRGEQ	85 / 7 AA	188
Phosphosite 9:	KCNK18	Q7Z418	S264	VLGRLSYSIISNLDE	55 / 9 AA	44
Phosphosite 10:	C3	P01024	S447	TMQALPYSTVGNSNN	75 / 8 AA	187
Phosphosite 11:	KSR2	Q6VAB6	S749	CKGRTLYSVVRDAKI	66 / 9 AA	108
Phosphosite 12:	C3	P01024	T448	MQALPYSTVGNSNNY	75 / 8 AA	187
Phosphosite 13:	ZCCHC6	Q5VYS8	S600	IAIEDPYSVKRNVAR	85 / 7 AA	171
Phosphosite 14:	ERC1	Q8IUD2	Y100	RSGGRLPYGVRMTAM	83 / 6 AA	128
Phosphosite 15:	LIMK2	P53671	S149	VQEQLPYSVTLISMP	83 / 6 AA	72
Phosphosite 16:	MUC5B	Q9HC84	Y5151	VFQARLPYSLFHNNT	62 / 8 AA	590
Phosphosite 17:	CDYL2	Q8N8U2	S239	FDKRLRYSVRQNESN	66 / 9 AA	56
Phosphosite 18:	TIGD3	Q6B0B8	S298	STTPPLPSSVVRAFK	85 / 7 AA	52
Phosphosite 19:	KCNK18	Q7Z418	S262	ELVLGRLSYSIISNL	57 / 7 AA	44
Phosphosite 20:	SRRM2	Q9UQ35	S172	PEPPKPYSLVRESSS	71 / 7 AA	300