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:	PRSS23
Human P-Site:	S266
P-Site Sequence:	KFMKIGVSPPAKQLP
UniProt:	O95084
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PRSS23	O95084	S266	KFMKIGVSPPAKQLP	100 / 9 AA	43
Phosphosite 1:	RbBP6	Q7Z6E9	S1203	EKDKISLSAPAKKIK	66 / 9 AA	202
Phosphosite 2:	SNX2	O60749	S147	FDIEIGVSDPEKVGD	75 / 8 AA	58
Phosphosite 3:	RNASEN	Q9NRR4	S579	FHYRITVSPPTNFLT	55 / 9 AA	159
Phosphosite 4:	PADI4	Q9UM07	S55	VVVDIAHSPPAKKKS	75 / 8 AA	74
Phosphosite 5:	CRISP3	P54108	S54	NELRRAVSPPARNML	55 / 9 AA	28
Phosphosite 6:	ATAD2B	Q9ULI0	S86	SLSDSHVSPPAKRTL	100 / 6 AA	165
Phosphosite 7:	GABBR1	Q9UBS5	S572	TDKWIGGSPPADQTL	75 / 8 AA	108
Phosphosite 8:	C1orf133	Q5TG53	S131	LTSTIPLSPPAKRRG	75 / 8 AA	16
Phosphosite 9:	CBX8	Q9HC52	S130	GLRNMGLSPPASSTS	62 / 8 AA	43
Phosphosite 10:	GLS	O94925	S95	THPQPGVSPPAAPAA	100 / 6 AA	73
Phosphosite 11:	TTN	Q8WZ42	T19305	RAENKIGTGPPTESK	62 / 8 AA	3816
Phosphosite 12:	ARAP2	Q8WZ64	S52	LLQKIGISPTGHRRR	83 / 6 AA	193
Phosphosite 13:	MADD	Q8WXG6	S1183	QDSVIGVSPAVMIRS	62 / 8 AA	183
Phosphosite 14:	MICALL1	Q8N3F8	S116	SPGQAGVSPPRKGLA	85 / 7 AA	93
Phosphosite 15:	RNASEN	Q9NRR4	T577	RLFHYRITVSPPTNF	71 / 7 AA	159
Phosphosite 16:	MLK2	Q02779	S722	GRFPRGLSPPARPHG	71 / 7 AA	104
Phosphosite 17:	TPGS2	Q68CL5	S215	AFTSYGISPQAKQWF	71 / 7 AA	33
Phosphosite 18:	GUCY1A3	Q02108	S619	VPRKINVSPTTYRLL	62 / 8 AA	77
Phosphosite 19:	SEC24D	O94855	S22	PQPGIGLSPPHYGHY	83 / 6 AA	113
Phosphosite 20:	PRPF8	Q6P2Q9	S2132	AGYLYGVSPPDNPQV	62 / 8 AA	274