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:	SNX21
Human P-Site:	S99
P-Site Sequence:	SGEDAERSPPPDGQW
UniProt:	Q969T3
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SNX21	Q969T3	S99	SGEDAERSPPPDGQW	100 / 9 AA	41
Phosphosite 1:	GPRIN1	Q7Z2K8	S776	EAAGAERSPCPEAAA	66 / 9 AA	102
Phosphosite 2:	MYOCD	Q8IZQ8	S278	PDQKAEKSPPPMDSA	75 / 8 AA	102
Phosphosite 3:	C4orf21	Q86YA3	S793	EDLGKIRSPPPDHVE	100 / 6 AA	119
Phosphosite 4:	ZNF445	P59923	S927	RAAQAERSPPARSSS	85 / 7 AA	119
Phosphosite 5:	MAP1A	P78559	S2400	WPEGAERSSRPDTLL	66 / 9 AA	306
Phosphosite 6:	CYYR1	Q96J86	S143	PQGPAQRSPPPPYPG	85 / 7 AA	17
Phosphosite 7:	MAP1A	P78559	S2401	PEGAERSSRPDTLLS	75 / 8 AA	306
Phosphosite 8:	RES4-22D	P78312	S255	PDYLAERSPPSVSSA	100 / 6 AA	140
Phosphosite 9:	LZTS2	Q9BRK4	S311	SSSCGERSPPPPPPP	85 / 7 AA	73
Phosphosite 10:	FAM90A23	A8MXZ1	S32	RAPVGPRSPPPDEED	100 / 6 AA	50
Phosphosite 11:	FAM90A7	A6NKC0	S32	RAPVGPRSPPPDEED	100 / 6 AA	50
Phosphosite 12:	AKR7A2	O43488	S20	AVHCALRSPPPEARA	75 / 8 AA	40
Phosphosite 13:	ADAMTS7	Q9UKP4	S1140	WPSQAGRSPPPPSEQ	75 / 8 AA	184
Phosphosite 14:	MLANA	Q16655	S112	EKLSAEQSPPPYSP_	85 / 7 AA	13
Phosphosite 15:	EEPD1	Q7L9B9	S200	HQVFAERSRPPSTHT	85 / 7 AA	62
Phosphosite 16:	TRAD	O60229	S1694	LVRTTERSPPLEGLV	62 / 8 AA	340
Phosphosite 17:	MTMR2	Q13614	S477	NHADADRSPVFLQFI	83 / 6 AA	73
Phosphosite 18:	MTMR1	Q13613	S498	NHADADRSPIFLQFV	83 / 6 AA	75
Phosphosite 19:	MTM1	Q13496	S435	NHTDADRSPIFLQFI	83 / 6 AA	70
Phosphosite 20:	JMJD1C	Q15652	S617	EDKLHKRSPPPETIK	83 / 6 AA	285