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:	PAPPA
Human P-Site:	T431
P-Site Sequence:	CDPECNHTLTGHDGG
UniProt:	Q13219
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PAPPA	Q13219	T431	CDPECNHTLTGHDGG	100 / 9 AA	181
Phosphosite 1:	FBXW7	Q969H0	T456	ETGECIHTLYGHTST	77 / 9 AA	80
Phosphosite 2:	FBXW7	Q969H0	T576	ETGNCIHTLTGHQSL	77 / 9 AA	80
Phosphosite 3:	PAPPA	Q13219	T433	PECNHTLTGHDGGDC	100 / 7 AA	181
Phosphosite 4:	TBL1X	O60907	T500	ERGVCTHTLTKHQEP	75 / 8 AA	62
Phosphosite 5:	FBXW2	Q9UKT8	T263	SAGTCLNTLTGHTEW	75 / 8 AA	52
Phosphosite 6:	FBXW7	Q969H0	T578	GNCIHTLTGHQSLTS	100 / 6 AA	80
Phosphosite 7:	ATG16L1	Q676U5	T405	YRLRHTLTGHSGKVL	100 / 6 AA	68
Phosphosite 8:	ATG16L1	Q676U5	T403	DDYRLRHTLTGHSGK	100 / 6 AA	68
Phosphosite 9:	WDR86	Q86TI4	T303	ASGCCHQTLRGHTGA	62 / 8 AA	53
Phosphosite 10:	DKFZp761B107	Q6ZUS6	S149	QELNHILSGHENRII	71 / 7 AA	53
Phosphosite 11:	LRRC16B	Q8ND23	T626	RALESNHTLRFMSFP	83 / 6 AA	150
Phosphosite 12:	C19orf23	Q8TBR5	T77	TWQTRNHTRTGHAYP	75 / 8 AA	12
Phosphosite 13:	C19orf23	Q8TBR5	T79	QTRNHTRTGHAYPRF	85 / 7 AA	12
Phosphosite 14:	C7	P10643	T758	QGRNYTLTGRDSCTL	71 / 7 AA	94
Phosphosite 15:	QSK	Q9Y2K2	T922	LSPRHSLTGHSDIRL	83 / 6 AA	140
Phosphosite 16:	QSK	Q9Y2K2	S920	GLLSPRHSLTGHSDI	83 / 6 AA	140
Phosphosite 17:	C7	P10643	T756	HCQGRNYTLTGRDSC	71 / 7 AA	94
Phosphosite 18:	WDR37	Q9Y2I8	T320	SELVHSLTGHDQELT	83 / 6 AA	55
Phosphosite 19:	CTR9	Q6PD62	T739	KLQECKQTLLKARHV	66 / 6 AA	134
Phosphosite 20:	WDR37	Q9Y2I8	S318	ETSELVHSLTGHDQE	83 / 6 AA	55