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:	PRSS3
Human P-Site:	S257
P-Site Sequence:	KDSCQRDSGGPVVCN
UniProt:	P35030
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PRSS3	P35030	S257	KDSCQRDSGGPVVCN	100 / 9 AA	33
Phosphosite 1:	Serine protease 53	Q2L4Q9	S224	QGPCQGDSGGPVLCL	88 / 9 AA	58
Phosphosite 2:	PRSS2	P07478	S200	KDSCQGDSGGPVVSN	88 / 9 AA	26
Phosphosite 3:	KLK10	O43240	S229	QDPCQSDSGGPLVCD	77 / 9 AA	30
Phosphosite 4:	RRP1	P56182	S291	QAGDDRDSGGPVLQF	87 / 8 AA	53
Phosphosite 5:	CELA1	Q9UNI1	S206	RSGCQGDSGGPLHCL	77 / 9 AA	28
Phosphosite 6:	KLK12	Q9UKR0	S200	QDACQGDSGGPLVCG	77 / 9 AA	27
Phosphosite 7:	KLK9	Q9UKQ9	S204	RGSCQGDSGGPLVCN	77 / 9 AA	28
Phosphosite 8:	KLK6	Q92876	S197	KDSCQGDSGGPLVCG	77 / 9 AA	27
Phosphosite 9:	PRSS8	Q16651	S238	KDACQGDSGGPLSCP	77 / 9 AA	36
Phosphosite 10:	HGFAC	Q04756	S598	SDACQGDSGGPLACE	77 / 9 AA	71
Phosphosite 11:	CTRL	P40313	S214	ASSCQGDSGGPLVCQ	77 / 9 AA	28
Phosphosite 12:	TPSG1	Q9NRR2	S222	GDACQDDSGGPLVCQ	77 / 9 AA	34
Phosphosite 13:	CES3	Q6UWW8	S432	FSRYLRDSGSPVFFY	66 / 9 AA	62
Phosphosite 14:	SCRIB	Q14160	S502	ACPCQPDSGSPLPAE	66 / 9 AA	175
Phosphosite 15:	PROC	P04070	S402	QDACEGDSGGPMVAS	66 / 9 AA	52
Phosphosite 16:	KLK15	Q9H2R5	S209	AESCEGDSGGPLVCG	66 / 9 AA	28
Phosphosite 17:	PPP1R3A	Q16821	T792	YTLCQRDTVGVIYDN	55 / 9 AA	126
Phosphosite 18:	CES3	Q6UWW8	S434	RYLRDSGSPVFFYEF	85 / 7 AA	62
Phosphosite 19:	KLK10	O43240	S227	RGQDPCQSDSGGPLV	85 / 7 AA	30
Phosphosite 20:	AlphaK3	Q96QP1	T516	KPHCQRDTGISSSLM	83 / 6 AA	139