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:	PC4
Human P-Site:	S56
P-Site Sequence:	LSSSKQSSSSRDDNM
UniProt:	P53999
Intern. Prot. ID:	IPI00221222

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PC4	P53999	S56	LSSSKQSSSSRDDNM	100 / 9 AA	14
Phosphosite 1:	PC4	P53999	S57	SSSKQSSSSRDDNMF	100 / 8 AA	14
Phosphosite 2:	PC4	P53999	S55	ALSSSKQSSSSRDDN	100 / 8 AA	14
Phosphosite 3:	BRIP1	Q9BX63	S1117	EEDKQSTSNRDFETE	75 / 8 AA	141
Phosphosite 4:	PC4	P53999	S58	SSKQSSSSRDDNMFQ	100 / 7 AA	14
Phosphosite 5:	SYBU	Q9NX95	S173	TAGSKRSSSSRNRGP	77 / 9 AA	72
Phosphosite 6:	Myomesin 1	P52179	T209	STASKQSTASRQSTA	66 / 9 AA	188
Phosphosite 7:	SVIL	O95425	S159	KSDKQEESSRDASSL	75 / 8 AA	248
Phosphosite 8:	RASAL2	Q9UJF2	S925	SRQQSSSSRESPVPK	85 / 7 AA	129
Phosphosite 9:	RASAL2	Q9UJF2	S924	RSRQQSSSSRESPVP	75 / 8 AA	129
Phosphosite 10:	RASAL2	Q9UJF2	S923	SRSRQQSSSSRESPV	75 / 8 AA	129
Phosphosite 11:	SYBU	Q9NX95	S174	AGSKRSSSSRNRGPH	75 / 8 AA	72
Phosphosite 12:	SYBU	Q9NX95	S172	STAGSKRSSSSRNRG	87 / 8 AA	72
Phosphosite 13:	LRRC16A	Q5VZK9	S1347	QEQKQRSSSKDGHQG	75 / 8 AA	152
Phosphosite 14:	Rabphilin 3A	Q9Y2J0	S243	ASEARMSSSSRDSES	66 / 9 AA	77
Phosphosite 15:	SCHIP1	Q9P0W5	S337	SPMSKQSSSYSDRDT	77 / 9 AA	53
Phosphosite 16:	SPATA20	Q8TB22	S28	LAASRRGSSSRDKDR	66 / 9 AA	88
Phosphosite 17:	LRRC16A	Q5VZK9	S1346	YQEQKQRSSSKDGHQ	75 / 8 AA	152
Phosphosite 18:	PI4K2A	Q9BTU6	S326	DCPMDSSSSRDTDWV	75 / 8 AA	54
Phosphosite 19:	Putative transcription factor Ovo-like 2-like	O00110	S69	GPPAQQSSSVRDPWT	66 / 9 AA	21
Phosphosite 20:	Rabphilin 3A	Q9Y2J0	S244	SEARMSSSSRDSESW	75 / 8 AA	77