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:	ISX
Human P-Site:	S17
P-Site Sequence:	CRGMERNSLGCCEAP
UniProt:	Q2M1V0
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	ISX	Q2M1V0	S17	CRGMERNSLGCCEAP	100 / 9 AA	27
Phosphosite 1:	Per2	O15055	S562	VPAMEKDSLGVSFPE	55 / 9 AA	137
Phosphosite 2:	CCT6B	Q92526	S325	RRNMERLSLACGGMA	75 / 8 AA	58
Phosphosite 3:	Basonuclin 1	Q01954	S349	KVKPERNSLGTKKGR	100 / 6 AA	111
Phosphosite 4:	CLCA2	Q9UQC9	S873	IRAMDRNSLQSAVSN	55 / 9 AA	104
Phosphosite 5:	RasGRF1	Q13972	S408	HEHVERNSLDYAKSK	62 / 8 AA	145
Phosphosite 6:	GCFC	Q9Y5B6	S867	ADTIYRNSIGCSDVE	55 / 9 AA	105
Phosphosite 7:	USP42	Q9H9J4	S1013	LSPGERRSLGRCSHH	75 / 8 AA	146
Phosphosite 8:	PTP1B	P18031	S118	NRVMEKGSLKCAQYW	62 / 8 AA	50
Phosphosite 9:	MCR	P08235	S30	SQAVERSSLGPTERT	71 / 7 AA	107
Phosphosite 10:	TUBA8	Q9NY65	S158	SLLMERLSLDYGKKS	62 / 8 AA	50
Phosphosite 11:	ZNF572	Q7Z3I7	S20	NSFMERESLKSPFTG	55 / 9 AA	61
Phosphosite 12:	RAB36	O95755	S329	QESKRPSSLGCC___	83 / 6 AA	36
Phosphosite 13:	MARK2	Q7KZI7	S493	SPLLERASLGQASIQ	71 / 7 AA	88
Phosphosite 14:	CD109	Q6YHK3	S1174	WLSRQRNSLGGFAST	83 / 6 AA	162
Phosphosite 15:	LRRC28	Q86X40	S52	RLYMKRNSLTSLPEN	62 / 8 AA	42
Phosphosite 16:	NAV2	Q8IVL1	S1005	HSQVERNSLWSGDDV	83 / 6 AA	268
Phosphosite 17:	PDE4DIP	Q5VU43	S675	QALMERNSELQALRQ	100 / 5 AA	130
Phosphosite 18:	ARRDC5	A6NEK1	T184	QIQMERNTFTPGEKV	66 / 6 AA	37
Phosphosite 19:	SLC29A1	Q99808	S75	APLPERNSLSAIFNN	62 / 8 AA	50
Phosphosite 20:	SKA3	Q8IX90	S87	KVLMEKNSMDIMKIR	50 / 8 AA	46