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:	S716
P-Site Sequence:	KPSQLKDSEDSLYND
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	S716	KPSQLKDSEDSLYND	100 / 9 AA	84
Phosphosite 1:	MMRN1	Q13201	T610	FKFQLKDTEENLHVL	66 / 9 AA	138
Phosphosite 2:	CNST	Q6PJW8	T559	LEGCLKDTEDSLSYE	87 / 8 AA	80
Phosphosite 3:	KTN1	Q86UP2	T619	KDKQIKQTEDSLASE	66 / 9 AA	156
Phosphosite 4:	GSS	P48637	S389	ALKQLKDSEERASYI	75 / 8 AA	52
Phosphosite 5:	AFF1	P51825	S432	DDLQLSDSEDSDSEQ	87 / 8 AA	131
Phosphosite 6:	KIF5C	O60282	S660	KRRQLEESQDSLSEE	66 / 9 AA	110
Phosphosite 7:	ZNF507	Q8TCN5	S845	PGKTQLKSSEESADP	75 / 8 AA	106
Phosphosite 8:	DDX20	Q9UHI6	S685	SDNQLKDSESTPVDD	100 / 6 AA	92
Phosphosite 9:	ITSN1	Q15811	S1060	NYVRLKDSEGSGTAG	75 / 8 AA	195
Phosphosite 10:	PGBD4	Q96DM1	S304	PGMNLKDSADGLKSS	75 / 8 AA	67
Phosphosite 11:	FAM79A	Q5T0D9	S7	_MLQLRDSVDSAGTS	75 / 8 AA	30
Phosphosite 12:	SLC39A12	Q504Y0	S513	ASTIQLKSPEDSQAA	75 / 8 AA	77
Phosphosite 13:	CCDC21	Q6P2H3	S502	QSQQLKDSELKSTEL	100 / 6 AA	86
Phosphosite 14:	ANKRD16	Q6P6B7	S334	LQSGLKDSEDITGTL	100 / 6 AA	39
Phosphosite 15:	TRAF3IP2	O43734	S100	RTQVLEDSEDSFCRR	75 / 8 AA	65
Phosphosite 16:	BANK1	Q8NDB2	S158	QSIIFKDSEDYFEVN	62 / 8 AA	89
Phosphosite 17:	WDR21A	Q8WV16	S28	PWFRLRDSEDRSDSR	71 / 7 AA	56
Phosphosite 18:	PLA2G7	Q13093	S261	DMEQLKDSIDREKIA	75 / 8 AA	50
Phosphosite 19:	KIAA1468	Q9P260	S416	DQLPHKDSEDSGQHP	75 / 8 AA	135
Phosphosite 20:	SLTM	Q9NWH9	S126	GNDELKDSEEFGENE	71 / 7 AA	117