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:	IGSF21
Human P-Site:	S389
P-Site Sequence:	GSRLLDGSAEFDGKE
UniProt:	Q96ID5
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	IGSF21	Q96ID5	S389	GSRLLDGSAEFDGKE	100 / 9 AA	52
Phosphosite 1:	ADI1	Q9BV57	S102	IRYILDGSGYFDVRD	66 / 9 AA	22
Phosphosite 2:	Kaiso	Q86T24	S661	KQNVTDGSTEFEFII	55 / 9 AA	74
Phosphosite 3:	NLRC4	Q9NPP4	Y250	VLFLLDGYNEFKPQN	75 / 8 AA	116
Phosphosite 4:	KPTN	Q9Y664	S304	DQLLLPGSDQFDSVL	66 / 9 AA	48
Phosphosite 5:	FLJ21438	Q86YV0	S944	DSRLRAGSSEFDSEH	66 / 9 AA	119
Phosphosite 6:	OAS3	Q9Y6K5	S884	SQTMLDQSVDFDVLP	55 / 9 AA	121
Phosphosite 7:	FGG	P02679	S227	FQKRLDGSVDFKKNW	71 / 7 AA	52
Phosphosite 8:	ZNF646	O15015	S354	SAQMLNGSAELSTSG	62 / 8 AA	201
Phosphosite 9:	IMP4	Q96G21	S56	EALALQGSLEFDDAG	75 / 8 AA	34
Phosphosite 10:	MSH2	P43246	S515	GKQIKLDSSAQFGYY	71 / 7 AA	105
Phosphosite 11:	C2orf78	A6NCI8	S667	KAQKLDGSAEKECTS	100 / 6 AA	97
Phosphosite 12:	LRP12	Q9Y561	S784	IPISDGSSDFDVNDC	71 / 7 AA	95
Phosphosite 13:	FGL2	Q14314	T262	QARLDGSTNFTRTWQ	71 / 7 AA	50
Phosphosite 14:	DUOX1	Q9NRD9	S176	VTGWLDGSAIYGSSH	62 / 8 AA	177
Phosphosite 15:	DUOX2	Q9NRD8	S182	VTGWLDGSAIYGSSH	62 / 8 AA	175
Phosphosite 16:	polycystin 1	P98161	S2279	RDLVLDGSESYDPNL	55 / 9 AA	463
Phosphosite 17:	SCGN	O76038	S107	RENPLDSSVEFMQIW	71 / 7 AA	32
Phosphosite 18:	TRPM4	Q8TD43	S370	VYSSEDGSEEFETIV	71 / 7 AA	134
Phosphosite 19:	SCGN	O76038	S106	RRENPLDSSVEFMQI	71 / 7 AA	32
Phosphosite 20:	C7orf27	Q6PJG6	T344	PPGLLDGTADDATTV	71 / 7 AA	88