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:	PRRX2
Human P-Site:	S74
P-Site Sequence:	EGAAREPSGGSSGSE
UniProt:	Q99811
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PRRX2	Q99811	S74	EGAAREPSGGSSGSE	100 / 9 AA	27
Phosphosite 1:	PLEKHA7	Q6IQ23	S481	PKSTRHPSGGSSPPP	77 / 9 AA	127
Phosphosite 2:	GTF2F1	P35269	S377	PKRERKPSGGSSRGN	87 / 8 AA	58
Phosphosite 3:	IKZF4	Q9H2S9	S35	DNLERDPSGGCVPDF	71 / 7 AA	64
Phosphosite 4:	VIPR1	P32241	S422	NPKYRHPSGGSNGAT	75 / 8 AA	52
Phosphosite 5:	FLG	P20930	S3376	QESARDRSGGRSGRS	66 / 9 AA	435
Phosphosite 6:	SYN2	Q92777	S77	PPPARTPSVGSSLFS	77 / 9 AA	63
Phosphosite 7:	MAGEA1	P43355	S77	FTRQRQPSEGSSSRE	75 / 8 AA	34
Phosphosite 8:	CEP72	Q9P209	S404	VTDTREPSPGSHSAL	75 / 8 AA	72
Phosphosite 9:	FCGBP	Q9Y6R7	S1238	PHEACQPSGGSLGCV	75 / 8 AA	572
Phosphosite 10:	AQP8	O94778	S21	NDKAREPSVGGRWRV	85 / 7 AA	27
Phosphosite 11:	ARID1A	O14497	S777	ALSPRQPSGGQIHTG	71 / 7 AA	242
Phosphosite 12:	HP1BP3	Q5SSJ5	S520	STVIKKPSGGSSKKP	75 / 8 AA	61
Phosphosite 13:	LRRC56	Q8IYG6	S441	PSLASEPSGTSSQHL	77 / 9 AA	59
Phosphosite 14:	SPATA5	Q8NB90	S34	SAEARAPSAGSDFAA	75 / 8 AA	98
Phosphosite 15:	Alix	Q8WUM4	S718	QSIAREPSAPSIPTP	75 / 8 AA	96
Phosphosite 16:	CACNA1A	O00555	S873	HDRARDPSGSAGLDA	83 / 6 AA	282
Phosphosite 17:	SEMA6C	Q9H3T2	S869	ALLTRVPSGGPSRYS	66 / 9 AA	100
Phosphosite 18:	PLCE1	Q9P212	S1060	RWSARNPSPGTSAKN	66 / 9 AA	259
Phosphosite 19:	LCE1B	Q5T7P3	S100	SGCCSQPSGGSSCCG	85 / 7 AA	12
Phosphosite 20:	LCE1A	Q5T7P2	S92	SGCCSQPSGGSSCCG	85 / 7 AA	11