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:	PRRX1
Human P-Site:	S35
P-Site Sequence:	LQAKKNFSVSHLLDL
UniProt:	P54821
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PRRX1	P54821	S35	LQAKKNFSVSHLLDL	100 / 9 AA	27
Phosphosite 1:	PRRX2	Q99811	S39	AQARKNFSVSHLLDL	88 / 9 AA	27
Phosphosite 2:	PRRX1	P54821	S37	AKKNFSVSHLLDLEE	100 / 7 AA	27
Phosphosite 3:	MTBP	Q96DY7	S270	GVTLKNFSTSNLNTD	75 / 8 AA	102
Phosphosite 4:	C20orf19	Q2M2Z5	S589	RFQKTDASVSHLSGL	66 / 9 AA	75
Phosphosite 5:	ATP7A	Q04656	S637	SLVKKDRSASHLDHK	66 / 9 AA	163
Phosphosite 6:	TRPC4	Q9UBN4	S795	KDKKKNFSLFDLTTL	66 / 9 AA	112
Phosphosite 7:	GALNT5	Q7Z7M9	S320	KKLNFSESHLVIITK	85 / 7 AA	106
Phosphosite 8:	CAMTA2	O94983	S204	GNGTEEFSVEHLVQQ	55 / 9 AA	132
Phosphosite 9:	piccolo	Q9Y6V0	S3931	TDNTFAVSHLGSKYN	71 / 7 AA	567
Phosphosite 10:	PLCL4	O75038	S540	CEDPNNFSVSTLSPS	75 / 8 AA	68
Phosphosite 11:	TTC12	Q9H892	Y190	ANLALKNYSVSRECY	71 / 7 AA	79
Phosphosite 12:	TTC12	Q9H892	S191	NLALKNYSVSRECYK	71 / 7 AA	79
Phosphosite 13:	RNF152	Q8N8N0	S65	TKLPPGFSVSQLPDD	71 / 7 AA	22
Phosphosite 14:	CEP350	Q5VT06	S144	APSNFSSSHLESKHV	85 / 7 AA	351
Phosphosite 15:	CEP350	Q5VT06	S143	GAPSNFSSSHLESKH	85 / 7 AA	351
Phosphosite 16:	RNF152	Q8N8N0	S67	LPPGFSVSQLPDDPE	71 / 7 AA	22
Phosphosite 17:	CEP350	Q5VT06	S142	HGAPSNFSSSHLESK	85 / 7 AA	351
Phosphosite 18:	SLC27A6	Q9Y2P4	S292	CVLKKKFSASQFWSD	55 / 9 AA	70
Phosphosite 19:	Asxl3	Q9C0F0	S1210	SDENIPVSHLSEKIV	71 / 7 AA	242
Phosphosite 20:	UBAP1	Q9NZ09	S368	TVTPPNFSVSQVPNM	71 / 7 AA	55