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:	CTSB
Human P-Site:	Y54
P-Site Sequence:	FYNVDMSYLKRLCGT
UniProt:	P07858
Intern. Prot. ID:	IPI00295741

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CTSB	P07858	Y54	FYNVDMSYLKRLCGT	100 / 9 AA	38
Phosphosite 1:	LRRC23	Q53EV4	Y298	EALVQMPYLERLDKE	66 / 9 AA	40
Phosphosite 2:	C2orf56	Q7L592	Y339	TADVDFSYLRRMAQG	66 / 9 AA	49
Phosphosite 3:	C2orf56	Q7L592	S338	LTADVDFSYLRRMAQ	75 / 8 AA	49
Phosphosite 4:	Putative ZP domain-containing protein LOC729800	A6NLB4	Y40	QAVIDRGYLRRLGYS	55 / 9 AA	34
Phosphosite 5:	ATN1	P54259	Y1012	ALRPDMSYAERLAAE	75 / 8 AA	125
Phosphosite 6:	HIP1R	O75146	Y272	RRASDMLYFKRLIQI	75 / 8 AA	119
Phosphosite 7:	DTX3L	Q8TDB6	Y726	YGYPDPSYLKRVKEE	75 / 8 AA	84
Phosphosite 8:	CNNM3	Q8NE01	Y364	SNIVDMLYLKDLAFV	77 / 9 AA	76
Phosphosite 9:	DTX3L	Q8TDB6	S725	MYGYPDPSYLKRVKE	85 / 7 AA	84
Phosphosite 10:	GDAP1L1	Q96MZ0	Y226	LEHDDVSYLKKILGE	62 / 8 AA	42
Phosphosite 11:	HPS3	Q969F9	Y662	NPLTAMSYLRKLDTS	55 / 9 AA	114
Phosphosite 12:	ZADH2	Q8N4Q0	S16	ARAIVDMSYARHFLD	62 / 8 AA	40
Phosphosite 13:	BRD9	Q9H8M2	Y325	LPGGKMGYLKRNGDG	83 / 6 AA	67
Phosphosite 14:	SETD1A	O15047	Y1442	LDSEDMSYLRLTYER	83 / 6 AA	186
Phosphosite 15:	SETD1A	O15047	S1441	GLDSEDMSYLRLTYE	83 / 6 AA	186
Phosphosite 16:	GDAP1L1	Q96MZ0	S225	ILEHDDVSYLKKILG	71 / 7 AA	42
Phosphosite 17:	ALS2	Q96Q42	Y1418	AVKEIKSYLKRIFQL	71 / 7 AA	184
Phosphosite 18:	EphA4	P54764	Y742	KYLSDMSYVHRDLAA	71 / 7 AA	110
Phosphosite 19:	INTS6	Q9UL03	Y455	LSYSVISYLKKLSQQ	71 / 7 AA	100
Phosphosite 20:	ZNF581	Q9P0T4	Y101	RVFEYMSYLQRHSIT	83 / 6 AA	22