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:	SMPD1
Human P-Site:	S603
P-Site Sequence:	QLSARADSPALCRHL
UniProt:	P17405
Intern. Prot. ID:	IPI00296461

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SMPD1	P17405	S603	QLSARADSPALCRHL	100 / 9 AA	70
Phosphosite 1:	NRG2	O14511	S809	HDALRSDSPPLCPAA	75 / 8 AA	92
Phosphosite 2:	SSH1	Q8WYL5	S237	LESTRPDSPALFVDK	75 / 8 AA	116
Phosphosite 3:	SSH2	Q76I76	S236	VQSHRPDSPALFTDI	85 / 7 AA	158
Phosphosite 4:	MTMR2	Q13614	S631	SSSERASSPAQCVTP	75 / 8 AA	73
Phosphosite 5:	SLFN13	Q68D06	S374	SQLSLSDSPSLCRPV	71 / 7 AA	102
Phosphosite 6:	SLFN13	Q68D06	S376	LSLSDSPSLCRPVYS	71 / 7 AA	102
Phosphosite 7:	ZNF441	Q8N8Z8	S310	GKAFDSPSLCRRHET	83 / 6 AA	72
Phosphosite 8:	ANAPC1	Q9H1A4	S355	AALSRAHSPALGVHS	75 / 8 AA	217
Phosphosite 9:	ZNF441	Q8N8Z8	S308	VCGKAFDSPSLCRRH	83 / 6 AA	72
Phosphosite 10:	CDC25A	P30304	S263	CKLFDSPSLCSSSTR	83 / 6 AA	59
Phosphosite 11:	CDC25A	P30304	S261	NRCKLFDSPSLCSSS	83 / 6 AA	59
Phosphosite 12:	DDA1	Q9BW61	S95	RKVARTDSPDMHEDT	55 / 9 AA	12
Phosphosite 13:	BARHL1	Q9BZE3	S19	ILSHRAGSPALPKGD	85 / 7 AA	35
Phosphosite 14:	NTN3	O00634	S77	SDPRRAHSPALLTSP	85 / 7 AA	61
Phosphosite 15:	SCARB1	Q8WTV0	S479	QRAARADSHSLACWG	75 / 8 AA	61
Phosphosite 16:	SH3KBP1	Q96B97	S587	TAGHRANSPSLFGTE	71 / 7 AA	73
Phosphosite 17:	LDOC1L	Q6ICC9	S11	PQTSKAESPALAASP	71 / 7 AA	26
Phosphosite 18:	KIAA0284	Q9Y4F5	S711	LPSERADSPAGPESS	100 / 6 AA	172
Phosphosite 19:	ZNF34	Q8IZ26	S92	KEHLRVNSPALGTRT	71 / 7 AA	62
Phosphosite 20:	HDGFRP2	Q7Z4V5	S664	RERARGDSEALDEES	75 / 8 AA	74