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:	KLK4
Human P-Site:	S129
P-Site Sequence:	LDESVSESDTIRSIS
UniProt:	Q9Y5K2
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	KLK4	Q9Y5K2	S129	LDESVSESDTIRSIS	100 / 9 AA	27
Phosphosite 1:	KLK4	Q9Y5K2	T131	ESVSESDTIRSISIA	100 / 7 AA	27
Phosphosite 2:	KLK4	Q9Y5K2	S127	IKLDESVSESDTIRS	100 / 7 AA	27
Phosphosite 3:	ARHGEF5	Q12774	T203	NEGSESGTIRQGEEL	85 / 7 AA	177
Phosphosite 4:	CAGE1	Q8TC20	S33	KVESMSESDTMNVSN	75 / 8 AA	90
Phosphosite 5:	RasGRF1	Q13972	T430	MHDEVSETENIRKNL	62 / 8 AA	145
Phosphosite 6:	ABCF3	Q9NUQ8	S257	ALQSVLESDSVREDL	66 / 9 AA	80
Phosphosite 7:	FFR	Q9UID3	T119	YNKFISATDTIRKMK	62 / 8 AA	86
Phosphosite 8:	ATP8A1	Q9Y2Q0	S1148	ENGIVSQSEVIRAYD	62 / 8 AA	131
Phosphosite 9:	DDX60L	Q5H9U9	S180	VLSSGHESDTLRFYA	66 / 9 AA	152
Phosphosite 10:	PARP14	Q460N5	T120	EDVKEPDTIRFVDDC	83 / 6 AA	194
Phosphosite 11:	WDR72	Q3MJ13	S898	NCDSLRESDTIVYLL	75 / 8 AA	123
Phosphosite 12:	GALNT5	Q7Z7M9	T664	NRIKETDTIRCPVMA	83 / 6 AA	106
Phosphosite 13:	WDR19	Q8NEZ3	T171	VSNQEGDTIRQTQVR	83 / 6 AA	152
Phosphosite 14:	Nna1	Q9UPW5	T37	AEPSESDTARYVTSK	85 / 7 AA	138
Phosphosite 15:	Nna1	Q9UPW5	S35	INAEPSESDTARYVT	85 / 7 AA	138
Phosphosite 16:	DIS3L	Q8TF46	S964	IQASRCHSDTIRLEI	66 / 9 AA	121
Phosphosite 17:	MLF1IP	Q71F23	S145	DSESIEESDTRRKVK	66 / 9 AA	48
Phosphosite 18:	DDX60L	Q5H9U9	T182	SSGHESDTLRFYAYT	83 / 6 AA	152
Phosphosite 19:	IFIH1	Q9BYX4	S258	DSSVVSESDTSLAEG	100 / 6 AA	117
Phosphosite 20:	MRPL40	Q9NQ50	T135	ERKMERDTIRAMLEA	83 / 6 AA	24