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:	C4B
Human P-Site:	Y1511
P-Site Sequence:	LTSLSDRYVSHFETE
UniProt:	P0C0L5
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	C4B	P0C0L5	Y1511	LTSLSDRYVSHFETE	100 / 9 AA	193
Phosphosite 1:	C4A	P0C0L4	Y1511	LTSLSDRYVSHFETE	100 / 9 AA	193
Phosphosite 2:	C4B	P0C0L5	S1513	SLSDRYVSHFETEGP	100 / 7 AA	193
Phosphosite 3:	C4A	P0C0L4	S1513	SLSDRYVSHFETEGP	100 / 7 AA	193
Phosphosite 4:	C4B	P0C0L5	S1508	LEKLTSLSDRYVSHF	100 / 6 AA	193
Phosphosite 5:	C4A	P0C0L4	S1508	LEKLTSLSDRYVSHF	100 / 6 AA	193
Phosphosite 6:	RAPGEF5	Q92565	Y70	DSLLSDRYVVVSGTP	100 / 6 AA	68
Phosphosite 7:	N4BP2L2	Q92802	Y360	GCSMQDRYVSNGFCE	62 / 8 AA	67
Phosphosite 8:	TNN	Q9UQP3	Y827	VQATIDRYVVHYTSA	71 / 7 AA	144
Phosphosite 9:	MTMR8	Q96EF0	Y18	NVKLVDRYVSKKPAN	85 / 7 AA	79
Phosphosite 10:	DNAH8	Q96JB1	Y1466	GSLLSNRYNAPFKKN	55 / 9 AA	515
Phosphosite 11:	SPATC1	Q76KD6	Y504	CQRLTQRYVSVMNRL	71 / 7 AA	62
Phosphosite 12:	POLR1B	Q9H9Y6	Y465	DKLNFIRYLSHFRCV	83 / 6 AA	128
Phosphosite 13:	C9orf125	Q9BRR3	S151	CNVERSVSHFDAKLL	71 / 7 AA	47
Phosphosite 14:	N4BP2L2	Q92802	S362	SMQDRYVSNGFCEVR	83 / 6 AA	67
Phosphosite 15:	NRG1	Q02297	Y424	DSPHSERYVSAMTTP	83 / 6 AA	70
Phosphosite 16:	NRG2	O14511	Y592	DSPHSERYVSALTTP	83 / 6 AA	92
Phosphosite 17:	HSPA1L	P34931	S241	DFDNRLVSHFVEEFK	71 / 7 AA	70
Phosphosite 18:	RBMXL3	Q8N7X1	Y977	SYGLSDRYGGGGHYE	71 / 7 AA	114
Phosphosite 19:	ALG12	Q9BV10	Y364	AYSATALYVSHFNYP	100 / 5 AA	55
Phosphosite 20:	FAM135A	Q9P2D6	Y1427	VGSLQDRYVPYHSAR	71 / 7 AA	170