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:	PRSS21
Human P-Site:	S40
P-Site Sequence:	CGRRVITSRIVGGED
UniProt:	Q9Y6M0
Intern. Prot. ID:	IPI00305703

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PRSS21	Q9Y6M0	S40	CGRRVITSRIVGGED	100 / 9 AA	35
Phosphosite 1:	PRSS21	Q9Y6M0	T39	PCGRRVITSRIVGGE	100 / 8 AA	35
Phosphosite 2:	IRAK4	Q9NWZ3	S346	FAQTVMTSRIVGTTA	87 / 8 AA	52
Phosphosite 3:	ELAVL3	Q14576	T153	SQYGRIITSRILVDQ	75 / 8 AA	40
Phosphosite 4:	ELAVL2	Q12926	T153	SQYGRIITSRILVDQ	75 / 8 AA	40
Phosphosite 5:	ELAVL4	P26378	T160	SQYGRIITSRILVDQ	75 / 8 AA	42
Phosphosite 6:	GCAT	O75600	T51	WKSERVITSRQGPHI	100 / 6 AA	45
Phosphosite 7:	FLJ20674	Q8N0Z9	S293	KKFKCVTSHIVGPES	55 / 9 AA	59
Phosphosite 8:	IRAK4	Q9NWZ3	T345	KFAQTVMTSRIVGTT	85 / 7 AA	52
Phosphosite 9:	MATR3	P43243	T396	MQKGRVETSRVVHIM	75 / 8 AA	95
Phosphosite 10:	MATR3	P43243	S397	QKGRVETSRVVHIMD	75 / 8 AA	95
Phosphosite 11:	OR10J6P	Q8NGY7	T136	PLRYRVITSKKVCVQ	75 / 8 AA	31
Phosphosite 12:	KLK1	P06870	S23	GAAPPIQSRIVGGWE	85 / 7 AA	29
Phosphosite 13:	SPIN1	Q9Y657	T120	VLPDRVATSRISDAH	85 / 7 AA	30
Phosphosite 14:	SPIN1	Q9Y657	S121	LPDRVATSRISDAHL	85 / 7 AA	30
Phosphosite 15:	IL4I1	Q96RQ9	S260	LSDRLQYSRIVGGWD	66 / 9 AA
Phosphosite 16:	PRSS33	Q8NF86	S35	CGQPRMSSRIVGGRD	71 / 7 AA	30
Phosphosite 17:	PDK1	Q15118	T346	APRPRVETSRAVPLA	75 / 8 AA	49
Phosphosite 18:	PDK1	Q15118	S347	PRPRVETSRAVPLAG	75 / 8 AA	49
Phosphosite 19:	PIGK	Q92643	T136	ENFLRVLTGRIPPST	71 / 7 AA
Phosphosite 20:	RTN2	O75298	S437	RLSHQITSRVVSAAT	71 / 7 AA	59