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:	KLKB1
Human P-Site:	Y611
P-Site Sequence:	RREQPGVYTKVAEYM
UniProt:	P03952
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	KLKB1	P03952	Y611	RREQPGVYTKVAEYM	100 / 9 AA	71
Phosphosite 1:	CFI	P05156	Y559	KPEFPGVYTKVANYF	100 / 8 AA	66
Phosphosite 2:	HGFAC	Q04756	Y631	RLHKPGVYTRVANYV	77 / 9 AA	71
Phosphosite 3:	TRY6	Q8NHM4	Y229	QKRRPGVYTKVYNYV	87 / 8 AA	27
Phosphosite 4:	PRSS2	P07478	Y229	QKNRPGVYTKVYNYV	87 / 8 AA	26
Phosphosite 5:	KLK13	Q9UKR3	Y248	QPDRPGVYTRVSRYV	66 / 9 AA	31
Phosphosite 6:	KLK11	Q9UBX7	Y265	ITRKPGVYTKVCKYV	87 / 8 AA	31
Phosphosite 7:	PLAT	P00750	Y546	QKDVPGVYTKVTNYL	87 / 8 AA	63
Phosphosite 8:	PRSS33	Q8NF86	Y264	LPNRPGVYTSVATYS	77 / 9 AA	30
Phosphosite 9:	CFD	P00746	T239	RKKPGIYTRVASYAA	75 / 8 AA	27
Phosphosite 10:	PRSS1	P07477	Y229	QKNKPGVYTKVYNYV	87 / 8 AA	27
Phosphosite 11:	CFD	P00746	Y238	NRKKPGIYTRVASYA	66 / 9 AA	27
Phosphosite 12:	TPSG1	Q9NRR2	Y255	RPNRPGVYTRVPAYV	66 / 9 AA	34
Phosphosite 13:	TRY6	Q8NHM4	T230	KRRPGVYTKVYNYVD	100 / 7 AA	27
Phosphosite 14:	PRSS3	P35030	T287	KNRPGVYTKVYNYVD	100 / 7 AA	33
Phosphosite 15:	PRSS2	P07478	T230	KNRPGVYTKVYNYVD	100 / 7 AA	26
Phosphosite 16:	PRSS1	P07477	T230	KNKPGVYTKVYNYVK	100 / 7 AA	27
Phosphosite 17:	KLK13	Q9UKR3	T249	PDRPGVYTRVSRYVL	75 / 8 AA	31
Phosphosite 18:	uPA (Plasminogen)	P00749	Y409	LKDKPGVYTRVSHFL	66 / 9 AA	49
Phosphosite 19:	PRSS33	Q8NF86	T265	PNRPGVYTSVATYSP	87 / 8 AA	30
Phosphosite 20:	TPSAB1	Q15661	Y257	QPNRPGIYTRVTYYL	55 / 9 AA	31