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:	T358
P-Site Sequence:	SRARVGDTVRILVHG
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	T358	SRARVGDTVRILVHG	100 / 9 AA	52
Phosphosite 1:	TRAK2	O60296	T407	QQKRVFDTVRIANDT	87 / 8 AA	101
Phosphosite 2:	CCDC111	Q96LW4	T340	SNVRFSDTLRILTCE	66 / 9 AA	64
Phosphosite 3:	KIAA0146	Q14159	T359	LRGRPQDTVRIFPPW	66 / 9 AA	100
Phosphosite 4:	SLC47A2	Q86VL8	T594	ATLMVGLTVRILATR	77 / 9 AA	65
Phosphosite 5:	SLC29A1	Q99808	S109	LHQRIPQSVRILGSL	55 / 9 AA	50
Phosphosite 6:	EIF2C2	Q9UKV8	T538	EVKRVGDTVLGMATQ	100 / 6 AA	97
Phosphosite 7:	FBX43	Q4G163	T371	GTPKVGDTIRKTRHL	71 / 7 AA	78
Phosphosite 8:	GRAPL	Q8TC17	T24	LAFNKGDTLKILNME	71 / 7 AA	13
Phosphosite 9:	IQGAP2	Q13588	T24	LAFNKGDTLKILNME	71 / 7 AA	181
Phosphosite 10:	SORBS2	O94875	T889	LSFKKGDTVYILRKI	85 / 7 AA	72
Phosphosite 11:	SSPO	A2VEC9	T538	QRYVPGDTVRQLCNP	85 / 7 AA	548
Phosphosite 12:	SORBS2	O94875	Y891	FKKGDTVYILRKIDQ	85 / 7 AA	72
Phosphosite 13:	MTERFD2	Q7Z6M4	T197	RQQDINDTVRLLKEK	62 / 8 AA	44
Phosphosite 14:	RAPGEF5	Q92565	T530	KLHMIADTVRTLRHC	62 / 8 AA	68
Phosphosite 15:	SPT5	O00267	T709	DNELIGQTVRISQGP	71 / 7 AA	121
Phosphosite 16:	RBPJL	Q9UBG7	T68	LQQQCEQTVRILHAK	55 / 9 AA	57
Phosphosite 17:	CFHR1	Q03591	T109	QTHLEGDTVQIICNT	71 / 7 AA	38
Phosphosite 18:	CFHR2	P36980	T109	QTHLEGDTVQIICNT	71 / 7 AA	31
Phosphosite 19:	SLC25A38	Q96DW6	T18	QPQDVGDTVETLMLH	75 / 8 AA	34
Phosphosite 20:	KRT1	P04264	S390	TAGRHGDSVRNSKIE	71 / 7 AA	66