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:	S503
P-Site Sequence:	RSSELIYSGELTRVT
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	S503	RSSELIYSGELTRVT	100 / 9 AA	79
Phosphosite 1:	SPATA13	Q96N96	S459	RSSELIHSGELTKIT	88 / 9 AA	75
Phosphosite 2:	ARHGEF9	O43307	T322	RSSELIYTGEMAWIY	66 / 9 AA	61
Phosphosite 3:	ARHGEF9	O43307	Y321	DRSSELIYTGEMAWI	75 / 8 AA	61
Phosphosite 4:	SAS10	Q9NQZ2	S462	RKEEQRYSGELSGIR	66 / 9 AA	55
Phosphosite 5:	HERPUD1	Q15011	Y58	PEDQRLIYSGKLLLD	85 / 7 AA	44
Phosphosite 6:	ZFP112	Q9UJU3	T354	NTYELIHTGEMSYRH	55 / 9 AA	106
Phosphosite 7:	EML5	Q05BV3	S213	ARDELTYSGALNGDI	75 / 8 AA	219
Phosphosite 8:	EML5	Q05BV3	Y212	CARDELTYSGALNGD	75 / 8 AA	219
Phosphosite 9:	IMPDH2	P12268	S485	QVRAMMYSGELKFEK	62 / 8 AA	56
Phosphosite 10:	IMPDH1	P20839	S485	VLRSMMYSGELKFEK	62 / 8 AA	55
Phosphosite 11:	SAS10	Q9NQZ2	Y461	VRKEEQRYSGELSGI	75 / 8 AA	55
Phosphosite 12:	ARHGEF5	Q12774	S1394	QSRWLVKSGELTALE	75 / 8 AA	177
Phosphosite 13:	DMXL1	Q9Y485	S952	LFSEMVYSQELHLPE	62 / 8 AA	338
Phosphosite 14:	UBAP2L	Q14157	S859	SLASNPYSGDLTKFG	83 / 6 AA	115
Phosphosite 15:	ZNF19	P17023	S436	GHLEHVYSGEKPVLD	71 / 7 AA	52
Phosphosite 16:	ZNF607	Q96SK3	Y331	LTMHQRIYSGEKHYE	71 / 7 AA	81
Phosphosite 17:	ZNF146	Q15072	S11	LSQQRIYSGENPFAC	71 / 7 AA	33
Phosphosite 18:	ZNF19	P17023	Y435	LGHLEHVYSGEKPVL	71 / 7 AA	52
Phosphosite 19:	TUBGCP3	Q96CW5	Y435	SFLYRWIYDGELEDT	71 / 7 AA	104
Phosphosite 20:	ZNF146	Q15072	Y10	HLSQQRIYSGENPFA	71 / 7 AA	33