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:	ARHGEF4
Human P-Site:	Y543
P-Site Sequence:	LRRDVLYYKGRLDMD
UniProt:	Q9NR80
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	ARHGEF4	Q9NR80	Y543	LRRDVLYYKGRLDMD	100 / 9 AA	79
Phosphosite 1:	SPATA13	Q96N96	Y498	LRRDMLYYKGRLDMD	88 / 9 AA	75
Phosphosite 2:	ARHGEF4	Q9NR80	Y542	LLRRDVLYYKGRLDM	100 / 8 AA	79
Phosphosite 3:	ARHGEF9	O43307	Y362	IRRDILYYKGRIDMD	77 / 9 AA	61
Phosphosite 4:	ARHGEF9	O43307	Y361	LIRRDILYYKGRIDM	87 / 8 AA	61
Phosphosite 5:	SPATA13	Q96N96	Y497	LLRRDMLYYKGRLDM	87 / 8 AA	75
Phosphosite 6:	GFM1	Q96RP9	T70	TERVLYYTGRIAKMH	75 / 8 AA	83
Phosphosite 7:	GFM1	Q96RP9	Y69	LTERVLYYTGRIAKM	75 / 8 AA	83
Phosphosite 8:	GFM1	Q96RP9	Y68	TLTERVLYYTGRIAK	85 / 7 AA	83
Phosphosite 9:	CAPN5	O15484	Y41	ATDDSLYYKGTPGPA	85 / 7 AA	73
Phosphosite 10:	CAPN5	O15484	Y40	PATDDSLYYKGTPGP	85 / 7 AA	73
Phosphosite 11:	TTF1	Q15361	Y616	KMFDVNNYKGRYSEG	75 / 8 AA	103
Phosphosite 12:	MAGE-E1	Q9HCI5	Y774	PKKGILYYIGRECSK	62 / 8 AA	103
Phosphosite 13:	GAL3ST1	Q99999	Y275	WELEDVLYFKLNARR	83 / 6 AA	49
Phosphosite 14:	MAGE-E1	Q9HCI5	Y773	IPKKGILYYIGRECS	62 / 8 AA	103
Phosphosite 15:	ARHGEF3	Q9NR81	Y313	GESECRYYKERLLYL	55 / 9 AA	60
Phosphosite 16:	CTSD	P07339	Y255	GGTDSKYYKGSLSYL	66 / 9 AA	45
Phosphosite 17:	HGSNAT	Q68CP4	Y524	AGKILLYYKARTKDI	71 / 7 AA	73
Phosphosite 18:	HGSNAT	Q68CP4	Y523	QAGKILLYYKARTKD	71 / 7 AA	73
Phosphosite 19:	SERPINB10	P48595	Y243	AVGLQLYYKSRDLSL	83 / 6 AA	45
Phosphosite 20:	Neu1	Q99519	Y393	APQLYVLYEKGRNHY	85 / 7 AA	45