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:	POSTN
Human P-Site:	S826
P-Site Sequence:	ANKKVQGSRRRLREG
UniProt:	Q15063
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	POSTN	Q15063	S826	ANKKVQGSRRRLREG	100 / 9 AA	93
Phosphosite 1:	MC1R	Q01726	S6	__MAVQGSQRRLLGS	87 / 8 AA	35
Phosphosite 2:	PURG	Q9UJV8	S146	GHSKEQGSRRRQKHS	87 / 8 AA	40
Phosphosite 3:	HPSE	Q9Y251	S426	LMASVQGSKRRKLRV	85 / 7 AA	61
Phosphosite 4:	MSH6	P52701	S238	VQPKTQGSRRSSRQI	85 / 7 AA	153
Phosphosite 5:	KIAA1957	Q8TF44	S276	TPDASPGSRRRLTRR	85 / 7 AA	45
Phosphosite 6:	TNF	P01375	S27	KTGGPQGSRRCLFLS	85 / 7 AA	26
Phosphosite 7:	EFCAB5	A4FU69	S559	STLEQGSSRRLLTEQ	85 / 7 AA	173
Phosphosite 8:	EFCAB5	A4FU69	S558	ESTLEQGSSRRLLTE	85 / 7 AA	173
Phosphosite 9:	HSPG2	P98160	S2486	ARHQVHGSRLRLLQV	66 / 9 AA	469
Phosphosite 10:	HSPG2	P98160	S2100	PHTQVHGSRLRLPQV	66 / 9 AA	469
Phosphosite 11:	PAPSS2	O95340	T425	HALLMQDTRRRLLER	62 / 8 AA	70
Phosphosite 12:	GPRC5A	Q8NFJ5	S59	LVCKVQDSNRRKMLP	75 / 8 AA	40
Phosphosite 13:	MKI67	P46013	S2542	PAASVTGSRRQLRTR	75 / 8 AA	359
Phosphosite 14:	UTRN	P46939	S2448	EWRTVQASRRDLENF	66 / 9 AA	394
Phosphosite 15:	ATXN7L2	Q5T6C5	S153	SREKGQGSRSRGHQP	75 / 8 AA	77
Phosphosite 16:	TRAD	O60229	S223	FPVDVEGSRRLIDEH	71 / 7 AA	340
Phosphosite 17:	MKI67	P46013	S2783	PAASVTGSRRRPRAP	85 / 7 AA	359
Phosphosite 18:	C1orf137	Q5JT78	S90	AQVPVEGSRRETSIT	83 / 6 AA	11
Phosphosite 19:	OR5C1	Q8NGR4	S238	HMRSVEGSRRAASTG	83 / 6 AA	35
Phosphosite 20:	FAM149B1	Q96BN6	S415	SLSYTVQSTRRRNPP	62 / 8 AA	65