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:	PCSK1
Human P-Site:	T276
P-Site Sequence:	GPNDDGKTVEGPGRL
UniProt:	P29120
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PCSK1	P29120	T276	GPNDDGKTVEGPGRL	100 / 9 AA	84
Phosphosite 1:	PCSK5	Q92824	T280	GPDDDGKTVDGPAPL	88 / 9 AA	102
Phosphosite 2:	PCSK6	P29122	T314	GPDDDGKTVDGPGRL	88 / 9 AA	106
Phosphosite 3:	FURIN	P09958	T262	GPEDDGKTVDGPARL	88 / 9 AA	87
Phosphosite 4:	PCSK4	Q6UW60	T267	GPEDDGRTVDGPGIL	77 / 9 AA	83
Phosphosite 5:	PCSK2	P16519	T277	GPTDNGKTVDGPREL	77 / 9 AA	71
Phosphosite 6:	CDH13	P55290	T224	TTDVNGKTLEGPVPL	75 / 8 AA	78
Phosphosite 7:	GMPR2	Q9P2T1	T292	YRASEGKTVEVPFKG	75 / 8 AA	38
Phosphosite 8:	GMPR	P36959	T292	YRASEGKTVEVPYKG	75 / 8 AA	37
Phosphosite 9:	UCK1	Q9HA47	T109	KNIVEGKTVEVPTYD	75 / 8 AA	31
Phosphosite 10:	FAM102A	Q5T9C2	T274	ASGGLGMTVEGPEGS	85 / 7 AA	42
Phosphosite 11:	ANKRD31	Q8N7Z5	T1310	CFCDDGKTIDSSSLS	55 / 9 AA	211
Phosphosite 12:	C9orf114	Q5T280	T124	EEGQDAKTVEGEFTG	75 / 8 AA	42
Phosphosite 13:	IDH1	O75874	T302	LVCPDGKTVEAEAAH	85 / 7 AA	47
Phosphosite 14:	KIAA1797	Q5VW36	T809	ARSDQGKTVAGIPNF	75 / 8 AA	200
Phosphosite 15:	CEP170	Q5SW79	T914	KLREDNKTDEGPDTP	66 / 9 AA	175
Phosphosite 16:	TrpC3	Q13507	T702	SYFDDGKTLPPPFSL	66 / 9 AA	97
Phosphosite 17:	GSPT2	Q8IYD1	T268	EERDKGKTVEVGRAY	85 / 7 AA	69
Phosphosite 18:	GSPT1	P15170	T139	EERDKGKTVEVGRAY	85 / 7 AA	56
Phosphosite 19:	MEKK4	Q9Y6R4	T131	PHKDTGKTVENVEEY	85 / 7 AA	182
Phosphosite 20:	SNRPN	P63162	T81	GENLVSMTVEGPPPK	71 / 7 AA	25