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:	GPR4
Human P-Site:	S348
P-Site Sequence:	SWAATPPSQGDQVQL
UniProt:	P46093
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	GPR4	P46093	S348	SWAATPPSQGDQVQL	100 / 9 AA	41
Phosphosite 1:	ChAT	P28329	S743	KEKATRPSQGHQP__	77 / 9 AA	83
Phosphosite 2:	TGFB1	P01137	S64	LRLASPPSQGEVPPG	75 / 8 AA	44
Phosphosite 3:	JUP	P14923	S68	YTQGVPPSQGDLEYQ	75 / 8 AA	82
Phosphosite 4:	PRIM2	P49643	S377	IILSNPPSQGDYHGC	75 / 8 AA	59
Phosphosite 5:	GDF15	Q99988	S166	LSPPPSQSDQLLAES	85 / 7 AA	34
Phosphosite 6:	GJA9	P57773	S458	TVRTLPPSQGDSQSL	100 / 6 AA	59
Phosphosite 7:	SPAG7	O75391	S17	SSMEKPPSLGDQETR	66 / 9 AA	26
Phosphosite 8:	GDF15	Q99988	S164	LRLSPPPSQSDQLLA	85 / 7 AA	34
Phosphosite 9:	SYNPO2L	Q9H987	S193	PTIPGPPSQGDSRVS	100 / 6 AA	102
Phosphosite 10:	ZFP161	O43829	S184	TVEGTPPSQEDGKSP	75 / 8 AA	51
Phosphosite 11:	FRMPD3	Q5JV73	S1291	EELLKPPSQGELPGT	71 / 7 AA	199
Phosphosite 12:	BCLAF1	Q9NYF8	S237	SPIATPPSQSSSCSD	85 / 7 AA	106
Phosphosite 13:	GPR4	P46093	T345	MTGSWAATPPSQGDQ	100 / 6 AA	41
Phosphosite 14:	MAP3K7IP3	Q8N5C8	T151	EQNRSAATPPSQPPQ	100 / 6 AA	79
Phosphosite 15:	MAP3K7IP3	Q8N5C8	S154	RSAATPPSQPPQQPS	77 / 9 AA	79
Phosphosite 16:	LOC73072	Q9H6K5	S185	SPSATPPSQAPPSLA	85 / 7 AA	60
Phosphosite 17:	BCLAF1	Q9NYF8	T234	HSPSPIATPPSQSSS	100 / 6 AA	106
Phosphosite 18:	LOC73072	Q9H6K5	T182	PPVSPSATPPSQAPP	100 / 6 AA	60
Phosphosite 19:	MTMR7	Q9Y216	S595	SFPSRSPSQGDEDSA	71 / 7 AA	76
Phosphosite 20:	C15orf39	Q6ZRI6	S400	GLGGTPPSQNNVRAV	62 / 8 AA	111