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:	CTSE
Human P-Site:	S40
P-Site Sequence:	KKKLRARSQLSEFWK
UniProt:	P14091
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CTSE	P14091	S40	KKKLRARSQLSEFWK	100 / 9 AA	43
Phosphosite 1:	PAGE2	Q7Z2X7	S9	SELLRARSQSSERGN	88 / 9 AA	12
Phosphosite 2:	MRFAP1L1	Q96HT8	S55	RAYLRTRSKLWEMDN	66 / 9 AA	15
Phosphosite 3:	KRT28	Q7Z3Y7	S304	GAATFARSQLTEMRR	85 / 7 AA	51
Phosphosite 4:	INF2	Q27J81	T215	PEDLRARTQLRNEFI	85 / 7 AA	136
Phosphosite 5:	RasGRP3	Q8IV61	S483	AYFLRAKSQLHCKMG	85 / 7 AA	78
Phosphosite 6:	KIAA1267	Q7Z3B3	S342	LESLRPRSQLMLTRK	85 / 7 AA	121
Phosphosite 7:	GMIP	Q9P107	S231	SEDLRARSQGSPEDS	87 / 8 AA	107
Phosphosite 8:	ANGPTL4	Q9BY76	S64	EHAERTRSQLSALER	85 / 7 AA	45
Phosphosite 9:	PIK3R6	Q5UE93	S308	VLFLRPRSQLRLSAD	85 / 7 AA	84
Phosphosite 10:	CELSR1	Q9NYQ6	T109	SRRLRARTHLPGCGA	55 / 9 AA	329
Phosphosite 11:	CCDC88C	Q9P219	S577	MWSLRERSQVSSEAR	75 / 8 AA	228
Phosphosite 12:	ADAT1	Q9BUB4	S431	IGSLQARSQISKVEL	75 / 8 AA	55
Phosphosite 13:	UTP14A	Q9BVJ6	S434	RRSLRKRSELSQDAE	66 / 9 AA	88
Phosphosite 14:	PCNT	O95613	S2738	ALLAQERSQLSELQK	75 / 8 AA	378
Phosphosite 15:	MBOAT4	Q96T53	S153	SGGFRSRSSLSEHVC	66 / 9 AA	50
Phosphosite 16:	CTSE	P14091	S43	LRARSQLSEFWKSHN	100 / 6 AA	43
Phosphosite 17:	PAGE2B	Q5JRK9	S9	SEHVRTRSQSSERGN	66 / 9 AA	12
Phosphosite 18:	ARHGEF14	O15068	S609	GPYRRAKSEMSESRQ	62 / 8 AA	128
Phosphosite 19:	ABCA8	O94911	S1013	DYKNRARSQLRISGL	100 / 6 AA	179
Phosphosite 20:	ZNF271	Q14591	S604	VQCSRSCSQLSELTI	75 / 8 AA	76