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:	PCSK4
Human P-Site:	S499
P-Site Sequence:	VQAQLTLSYSRRGDL
UniProt:	Q6UW60
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PCSK4	Q6UW60	S499	VQAQLTLSYSRRGDL	100 / 9 AA	83
Phosphosite 1:	Putative POM121-like protein 1-like	A6NNC1	S110	SRCQLTLSYSKTVSE	87 / 8 AA	94
Phosphosite 2:	FURIN	P09958	Y495	QARLTLSYNRRGDLA	87 / 8 AA	87
Phosphosite 3:	FURIN	P09958	S494	AQARLTLSYNRRGDL	77 / 9 AA	87
Phosphosite 4:	PCSK4	Q6UW60	S501	AQLTLSYSRRGDLEI	100 / 7 AA	83
Phosphosite 5:	PCSK4	Q6UW60	T497	EHVQAQLTLSYSRRG	100 / 7 AA	83
Phosphosite 6:	Putative POM121-like protein 1-like	A6NNC1	T108	ASSRCQLTLSYSKTV	100 / 7 AA	94
Phosphosite 7:	CAPZA3	Q96KX2	S224	NQAQLALSFARLVEE	62 / 8 AA	35
Phosphosite 8:	ZNF836	Q6ZNA1	S144	IENQLTLSFQSRLTE	66 / 9 AA	108
Phosphosite 9:	CHMP7	Q8WUX9	S62	FWAPLVLSHSRRQGV	66 / 9 AA	51
Phosphosite 10:	SLC9A2	Q9UBY0	S618	QIRQRTLSYNRHSLT	66 / 9 AA	92
Phosphosite 11:	KCNH7	Q9NS40	T336	INKIPQLTLNFSEVK	71 / 7 AA	135
Phosphosite 12:	DOC2A	Q14183	S260	GRILLSLSYSSRRRG	75 / 8 AA	44
Phosphosite 13:	DOC2A	Q14183	Y261	RILLSLSYSSRRRGL	75 / 8 AA	44
Phosphosite 14:	FAM21C	Q9Y4E1	S520	AEKKVTLSYSKNLKP	62 / 8 AA	145
Phosphosite 15:	CARD6	Q9BX69	S177	DTPEVTLSYSVEKVG	71 / 7 AA	116
Phosphosite 16:	RXFP1	Q9HBX9	S327	ELSQLNLSYNPIQKI	62 / 8 AA	87
Phosphosite 17:	RPGRIP1	Q96KN7	S1001	EKEHQVVSYSRRKHG	55 / 9 AA	147
Phosphosite 18:	LFNG	Q8NES3	S333	LHEQVTLSYGMFENK	62 / 8 AA	42
Phosphosite 19:	LFNG	Q8NES3	T331	SELHEQVTLSYGMFE	71 / 7 AA	42
Phosphosite 20:	MFNG	O00587	S275	LPEQVTLSYGVFEGK	71 / 7 AA	36