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:	CST1
Human P-Site:	S119
P-Site Sequence:	LQKKQLCSFEIYEVP
UniProt:	P01037
Intern. Prot. ID:	IPI00305477

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CST1	P01037	S119	LQKKQLCSFEIYEVP	100 / 9 AA	16
Phosphosite 1:	Cystatin S	P01036	S119	LQKKQLCSFEIYEVP	100 / 9 AA	16
Phosphosite 2:	CST2	P09228	S119	LQKKQLCSFQIYEVP	88 / 9 AA	16
Phosphosite 3:	TRAF3	Q13114	S297	SLHNQICSFEIEIER	75 / 8 AA	64
Phosphosite 4:	ZNF280B	Q86YH2	T177	RVSKQLSTFEVNSIN	55 / 9 AA	62
Phosphosite 5:	SgK307	Q8IWB6	S625	TGQPSLCSFEINEIY	85 / 7 AA	168
Phosphosite 6:	MAK16	Q9BXY0	S18	LGNKQFCSFKIRTKT	75 / 8 AA	35
Phosphosite 7:	ZNF280B	Q86YH2	S176	PRVSKQLSTFEVNSI	62 / 8 AA	62
Phosphosite 8:	ARNTL2	Q8WYA1	S244	AKVKEQLSSFDISPR	71 / 7 AA	71
Phosphosite 9:	ARNTL2	Q8WYA1	S245	KVKEQLSSFDISPRE	71 / 7 AA	71
Phosphosite 10:	MUC4	Q99102	S1368	LGSRQLCSFTSWRGG	83 / 6 AA	232
Phosphosite 11:	TBX20	Q9UMR3	S202	QLLKQMVSFEKVKLT	71 / 7 AA	33
Phosphosite 12:	C22orf30	Q5THK1	S1897	QHGPSVCSFEISSLH	83 / 6 AA	237
Phosphosite 13:	SLC28A1	O00337	S612	NTTLSSSSFEIYQCC	83 / 6 AA	72
Phosphosite 14:	C6orf106	Q9H6K1	S192	LGVTQQLSSFETEFN	62 / 8 AA	33
Phosphosite 15:	FLJ30092	Q9Y4D8	S1564	ELTKQICSFLQTAPE	83 / 6 AA	328
Phosphosite 16:	C6orf106	Q9H6K1	S193	GVTQQLSSFETEFNT	62 / 8 AA	33
Phosphosite 17:	ADAR	P55265	S1170	LLFKKLCSFRYRRDL	83 / 6 AA	136
Phosphosite 18:	LARP2	Q659C4	S402	GSLNQLCSSEEPEQE	71 / 7 AA	105
Phosphosite 19:	CST1	P01037	Y123	QLCSFEIYEVPWENR	100 / 5 AA	16
Phosphosite 20:	Cystatin S	P01036	Y123	QLCSFEIYEVPWEDR	100 / 5 AA	16