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:	SMPD4
Human P-Site:	S578
P-Site Sequence:	ISDQCAESPAGHSFL
UniProt:	Q9NXE4
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SMPD4	Q9NXE4	S578	ISDQCAESPAGHSFL	100 / 9 AA	93
Phosphosite 1:	MRVI1	Q9Y6F6	S62	GEPQAAQSPAGQGPP	66 / 9 AA	96
Phosphosite 2:	KIAA1305	Q9P2P1	S429	APLPSAESPAGRPDG	66 / 9 AA	208
Phosphosite 3:	EMILIN1	Q9Y6C2	S132	GGDDCAESPAPALGP	85 / 7 AA	107
Phosphosite 4:	ZBTB4	Q9P1Z0	S715	EETPAAESPAGRART	85 / 7 AA	105
Phosphosite 5:	C17orf100	A8MU93	S101	TSLHCAESPTPRPSR	71 / 7 AA	18
Phosphosite 6:	HES3	Q5TGS1	S167	ASSRCAESPGLGLRV	71 / 7 AA	20
Phosphosite 7:	KPRP	Q5T749	S394	RLDQCPESPLQRCPP	83 / 6 AA	64
Phosphosite 8:	RAB40B	Q12829	S41	LQDGAAESPYGHPAG	85 / 7 AA	31
Phosphosite 9:	RAB40B	Q12829	Y43	DGAAESPYGHPAGID	85 / 7 AA	31
Phosphosite 10:	ADAMTSL3	P82987	S628	LLEACDESPASRELD	62 / 8 AA	189
Phosphosite 11:	HHEX	Q03014	S239	DSSQCSPSPASQEDL	55 / 9 AA	30
Phosphosite 12:	C2CD4A	Q8NCU7	S279	LRLLRAESPAGGAPG	100 / 6 AA	40
Phosphosite 13:	HMCN1	Q96RW7	S2554	RYTCLASSPAGHKSR	85 / 7 AA	613
Phosphosite 14:	HSPG2	P98160	S3282	QYICNATSPAGHAEA	85 / 7 AA	469
Phosphosite 15:	SYNJ2	O15056	S1366	LTYNSSDSPSGHPPA	50 / 8 AA	166
Phosphosite 16:	FAM105B	Q96BN8	T20	PGASCAETPAREAAA	83 / 6 AA	40
Phosphosite 17:	KIAA0284	Q9Y4F5	S711	LPSERADSPAGPESS	62 / 8 AA	172
Phosphosite 18:	FARP1	Q9Y4F1	S403	TFGEGAESPGGQSCR	55 / 9 AA	119
Phosphosite 19:	KIF1A	Q12756	T612	ERTPCAETPAEPVDW	71 / 7 AA	191
Phosphosite 20:	SYTL4	Q96C24	S488	HGKISAESPTGLPSH	71 / 7 AA	76