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:	KLK4
Human P-Site:	Y108
P-Site Sequence:	LSVRHPEYNRPLLAN
UniProt:	Q9Y5K2
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	KLK4	Q9Y5K2	Y108	LSVRHPEYNRPLLAN	100 / 9 AA	27
Phosphosite 1:	TRY6	Q8NHM4	Y99	KIIRHPKYNRITLNN	85 / 7 AA	27
Phosphosite 2:	Smad8	O15198	Y150	LVPRHSEYNPQLSLL	66 / 9 AA	52
Phosphosite 3:	NKX6-2	Q9C056	Y238	DAEDDDEYNRPLDPN	100 / 6 AA	29
Phosphosite 4:	PRSS3	P35030	Y156	KIIRHPKYNRDTLDN	85 / 7 AA	33
Phosphosite 5:	ZNF703	Q9H7S9	Y68	GHLLHPEYLQPLSST	75 / 8 AA	58
Phosphosite 6:	ZNF503	Q96F45	Y92	GHILHPEYLQPLPST	75 / 8 AA	63
Phosphosite 7:	PDIA5	Q14554	Y122	DGAFHTEYNRAVTFK	62 / 8 AA	60
Phosphosite 8:	KIDINS220	Q9ULH0	Y1136	TGPQHPFYNRPFFAP	66 / 9 AA	197
Phosphosite 9:	FZD8	Q9H461	Y249	SSERHPLYNRVKTGQ	85 / 7 AA	73
Phosphosite 10:	CTSG	P08311	Y100	RAIRHPQYNQRTIQN	71 / 7 AA	29
Phosphosite 11:	SMPD2	O60906	Y141	VTHLHAEYNRQKDIY	71 / 7 AA
Phosphosite 12:	NKX6-3	A6NJ46	Y231	SENEDDEYNKPLDPD	83 / 6 AA	29
Phosphosite 13:	HSPC227	Q5EBL8	Y36	ERVHHPDYNNELTQF	55 / 9 AA	16
Phosphosite 14:	WDR20	Q8TBZ3	Y32	KLLPHSEYSRPNRVP	71 / 7 AA	63
Phosphosite 15:	SERPINA9	Q86WD7	Y220	EKPFHPEYTRKNFPF	83 / 6 AA	47
Phosphosite 16:	TMEM44	Q2T9K0	Y288	AHDRHPEYLLRATPW	100 / 5 AA	52
Phosphosite 17:	CEP170	Q5SW79	Y532	GVDDNQDYNRPVINE	50 / 8 AA	175
Phosphosite 18:	SMAD1	Q15797	S144	PVLVPRHSEYNPQHS	83 / 6 AA	52
Phosphosite 19:	Smad8	O15198	S148	PVLVPRHSEYNPQLS	83 / 6 AA	52
Phosphosite 20:	CASP8AP2	Q9UKL3	S253	GRKDIRHSQFNRGTE	57 / 7 AA	223