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:	S455
P-Site Sequence:	YSGILNLSDITKDTP
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	S455	YSGILNLSDITKDTP	100 / 9 AA	71
Phosphosite 1:	TRAK2	O60296	S682	TCRILHPSDITQVTP	66 / 9 AA	101
Phosphosite 2:	ITSN1	Q15811	S266	LASIWNLSDIDQDGK	85 / 7 AA	195
Phosphosite 3:	RGS22	Q8NE09	S832	GTGILSLSNVSKRTE	55 / 9 AA	147
Phosphosite 4:	TNC	P24821	S1447	EIGNLNVSDITPESF	85 / 7 AA	241
Phosphosite 5:	BMP10	O95393	S69	FLKTLNLSDIPTQDS	100 / 6 AA	48
Phosphosite 6:	NAT8B	Q9UHF3	S95	IALRTDMSDITKSYL	71 / 7 AA	25
Phosphosite 7:	TTN	Q8WZ42	S14819	PPTRLEPSDITKDAV	75 / 8 AA	3816
Phosphosite 8:	LRIG3	Q6UXM1	T276	QLDHNNLTEITKGWL	71 / 7 AA	123
Phosphosite 9:	DDX21	Q9NR30	S281	NQVSKDFSDITKKLS	71 / 7 AA	87
Phosphosite 10:	CLCN4	P51793	S700	LRRILNLSPFTVTDH	75 / 8 AA	85
Phosphosite 11:	C8orf55	Q8WUY1	S202	LRMESGLSDVTKDQ_	71 / 7 AA	24
Phosphosite 12:	BROMI	Q96NH3	S914	PLPNCYLSDITRNAG	71 / 7 AA	145
Phosphosite 13:	ZNF407	Q9C0G0	S1976	KQEILNLSEAGVAPP	83 / 6 AA	247
Phosphosite 14:	LRCH4	O75427	S68	AARSYDLSDITQADL	71 / 7 AA	73
Phosphosite 15:	STK31	Q9BXU1	S125	NTEILNRSDIVEIPL	75 / 8 AA	116
Phosphosite 16:	NAT8B	Q9UHF3	T98	RTDMSDITKSYLSEC	83 / 6 AA	25
Phosphosite 17:	NAT8	Q9UHE5	T98	CTDMSDITKSYLSER	83 / 6 AA	26
Phosphosite 18:	C6orf103	Q8N7X0	S561	THSQTDLSQITKATS	71 / 7 AA	86
Phosphosite 19:	ANKAR	Q7Z5J8	T203	EFSSAGLTDITKDPD	71 / 7 AA	162
Phosphosite 20:	EEF2	P13639	T666	PNILTDITKGVQYLN	83 / 6 AA	95