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:	Y551
P-Site Sequence:	IVLNPSFYGMPGHTH
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	Y551	IVLNPSFYGMPGHTH	100 / 9 AA	181
Phosphosite 1:	MLH3	Q9UHC1	Y90	DLENPRFYGFRGEAL	66 / 9 AA	164
Phosphosite 2:	MGAT2	Q10469	Y301	YSASRSFYGMADKVD	55 / 9 AA	52
Phosphosite 3:	GTF2I	P78347	Y519	PFRSPSWYGIPRLEK	62 / 8 AA	112
Phosphosite 4:	MGAT2	Q10469	S299	GTYSASRSFYGMADK	71 / 7 AA	52
Phosphosite 5:	CYLD	Q9NQC7	Y485	VKENPPFYGVIRWIG	71 / 7 AA	107
Phosphosite 6:	OR52I2	Q8NH67	Y323	ATLNPIIYGMRTKQL	62 / 8 AA	38
Phosphosite 7:	OR52I1	Q8NGK6	Y297	ATLNPIIYGMRTKQL	62 / 8 AA	35
Phosphosite 8:	AT1 (Angiotensin II receptor)	P30556	Y302	NCLNPLFYGFLGKKF	66 / 9 AA	41
Phosphosite 9:	ARSD	P51689	Y174	NHGFDYFYGMPFTLT	100 / 5 AA	65
Phosphosite 10:	EML5	Q05BV3	Y478	GNGKRLFYRMPGGKE	83 / 6 AA	219
Phosphosite 11:	NEIL1	Q96FI4	Y263	FRAWLRCYGMPGMSS	100 / 5 AA	44
Phosphosite 12:	C14orf43	Q6PJG2	S276	PLFENFYSMPQQPSQ	66 / 6 AA	115
Phosphosite 13:	EBF1	Q9UH73	Y390	ADLVEALYGMPHNNQ	66 / 6 AA	64
Phosphosite 14:	EBF3	Q9H4W6	Y391	ADLVEALYGMPHNNQ	66 / 6 AA	65
Phosphosite 15:	BOP1	Q14137	S279	RPRDPTPSFYDLWAQ	57 / 7 AA	84
Phosphosite 16:	ACTA1	P68133	S267	PETLFQPSFIGMESA	71 / 7 AA	42
Phosphosite 17:	ACTC1	P68032	S267	PETLFQPSFIGMESA	71 / 7 AA	42
Phosphosite 18:	ACTG2	P63267	S266	PETLFQPSFIGMESA	71 / 7 AA	42
Phosphosite 19:	ACTA2	P62736	S267	PETLFQPSFIGMESA	71 / 7 AA	42
Phosphosite 20:	ACTG1	P63261	S265	PEALFQPSFLGMESC	71 / 7 AA	42