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:	CTSS
Human P-Site:	T172
P-Site Sequence:	QNLVDCSTEKYGNKG
UniProt:	P25774
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CTSS	P25774	T172	QNLVDCSTEKYGNKG	100 / 9 AA	37
Phosphosite 1:	CTSS	P25774	S171	AQNLVDCSTEKYGNK	100 / 8 AA	37
Phosphosite 2:	CTSS	P25774	Y175	VDCSTEKYGNKGCNG	100 / 6 AA	37
Phosphosite 3:	C12orf28	Q96LU7	S253	APDLADCSTDPYFAG	62 / 8 AA	31
Phosphosite 4:	C12orf28	Q96LU7	T254	PDLADCSTDPYFAGI	62 / 8 AA	31
Phosphosite 5:	SYNRG	Q9UMZ2	S627	FSSVNCSSEKPLSFS	71 / 7 AA	141
Phosphosite 6:	DLEC1	Q9Y238	T1088	KESSDCSTEQWPGHP	71 / 7 AA	196
Phosphosite 7:	SYNRG	Q9UMZ2	S626	MFSSVNCSSEKPLSF	71 / 7 AA	141
Phosphosite 8:	HAUS6	Q7Z4H7	T187	LQRQDCVTQKYQENA	71 / 7 AA	109
Phosphosite 9:	DLEC1	Q9Y238	S1087	SKESSDCSTEQWPGH	71 / 7 AA	196
Phosphosite 10:	SLIT3	O75094	S519	EGTIVDCSNQKLVRI	62 / 8 AA	168
Phosphosite 11:	PAK5	Q9P286	T142	SDTTADYTTEKYREK	62 / 8 AA	81
Phosphosite 12:	SLIT2	O94813	S520	EGTTVDCSNQKLNKI	62 / 8 AA	170
Phosphosite 13:	GJA1	P17302	S262	SPAKDCGSQKYAYFN	50 / 8 AA	43
Phosphosite 14:	MACF1	Q96PK2	T498	YPDREDCTTEKGKKT	83 / 6 AA	670
Phosphosite 15:	P2RX5	Q93086	T18	LSLFDYKTEKYVIAK	71 / 7 AA	47
Phosphosite 16:	MACF1	Q96PK2	T499	PDREDCTTEKGKKTT	83 / 6 AA	670
Phosphosite 17:	GGNBP2	Q9H3C7	S237	LIGELDCSKEKGYCA	71 / 7 AA	79
Phosphosite 18:	CLU	P10909	T315	ILSVDCSTNNPSQAK	71 / 7 AA	52
Phosphosite 19:	CLU	P10909	S314	EILSVDCSTNNPSQA	71 / 7 AA	52
Phosphosite 20:	Syntaphilin	O15079	T272	SSGVDCGTEETSLHS	83 / 6 AA	54