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:	PTPN4
Human P-Site:	S451
P-Site Sequence:	NSIVLESSPSQETPG
UniProt:	P29074
Intern. Prot. ID:	IPI00019949

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PTPN4	P29074	S451	NSIVLESSPSQETPG	100 / 9 AA	106
Phosphosite 1:	ANKRD13A	Q8IZ07	S500	QQSLLESSRSQELSG	77 / 9 AA	68
Phosphosite 2:	RFX5	P48382	S603	KEHVLQSSLSQEHKD	77 / 9 AA	65
Phosphosite 3:	C3orf48	A8MPX8	S345	HDGLAESSPSQEMPK	100 / 7 AA	72
Phosphosite 4:	PTPN4	P29074	S453	IVLESSPSQETPGDG	100 / 7 AA	106
Phosphosite 5:	C3orf48	A8MPX8	S347	GLAESSPSQEMPKII	100 / 7 AA	72
Phosphosite 6:	GPR75	O95800	S489	YYSIYNSSPSQEESS	66 / 9 AA	59
Phosphosite 7:	ZNF623	O75123	S71	EGQSLGSSPSQDRGC	75 / 8 AA	61
Phosphosite 8:	ARFGAP1	Q8N6T3	S129	REWSLESSPAQNWTP	75 / 8 AA	45
Phosphosite 9:	RAPGEF6	Q8TEU7	S1457	VKRRVLESTPAESSE	62 / 8 AA	179
Phosphosite 10:	TICAM1	Q8IUC6	S495	PFLPLESSPAQLSSD	85 / 7 AA	76
Phosphosite 11:	ARFGAP1	Q8N6T3	S128	GREWSLESSPAQNWT	85 / 7 AA	45
Phosphosite 12:	UHRF1BP1	Q6BDS2	S444	RKNPLERSPSQGRQP	85 / 7 AA	159
Phosphosite 13:	GPR128	Q96K78	S779	RFRLLETSPSTEEIT	66 / 9 AA	89
Phosphosite 14:	RAPGEF6	Q8TEU7	T1458	KRRVLESTPAESSEG	62 / 8 AA	179
Phosphosite 15:	TTBK2	Q6IQ55	S592	VLQVLEASPQDEKLQ	66 / 9 AA	137
Phosphosite 16:	PDE4A	P27815	S755	ATIAWEASPAQESLE	55 / 9 AA	98
Phosphosite 17:	KIAA0232	Q92628	S156	IHKKLEGSPSPEAEL	75 / 8 AA	155
Phosphosite 18:	NR1D1	P20393	S240	SQCPLETSPTQHPTP	71 / 7 AA	67
Phosphosite 19:	HRASLS5	Q96KN8	T100	AVVSLETTPSQKADW	71 / 7 AA	30
Phosphosite 20:	NANOS3	P60323	S51	QKRSLESSPAPERLC	75 / 8 AA	19