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:	S329
P-Site Sequence:	TLETPLTSKRNSTAK
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	S329	TLETPLTSKRNSTAK	100 / 9 AA	41
Phosphosite 1:	GPR4	P46093	T328	LTLETPLTSKRNSTA	100 / 8 AA	41
Phosphosite 2:	RFX4	Q33E94	T707	DMYTPLTTRRNSEYE	77 / 9 AA	83
Phosphosite 3:	PCSK2	P16519	S417	QHLTVLTSKRNQLHD	87 / 8 AA	71
Phosphosite 4:	RFX4	Q33E94	T706	SDMYTPLTTRRNSEY	75 / 8 AA	83
Phosphosite 5:	SHBG	P04278	T161	RQVSGPLTSKRHPIM	85 / 7 AA	44
Phosphosite 6:	SHBG	P04278	S162	QVSGPLTSKRHPIMR	75 / 8 AA	44
Phosphosite 7:	CCDC15	Q0P6D6	S127	SSATHLTSKRTSVFP	77 / 9 AA	110
Phosphosite 8:	NUP35	Q8NFH5	T109	GLGSTPLTSRRQPNI	85 / 7 AA	35
Phosphosite 9:	NUP35	Q8NFH5	S110	LGSTPLTSRRQPNIS	66 / 9 AA	35
Phosphosite 10:	ZNF19	P17023	T395	DECGKALTSKRNLHQ	85 / 7 AA	52
Phosphosite 11:	ZNF19	P17023	S396	ECGKALTSKRNLHQH	85 / 7 AA	52
Phosphosite 12:	ZNF626	Q68DY1	T64	EQGRKPLTMKRNEMI	85 / 7 AA	61
Phosphosite 13:	XRRA1	Q6P2D8	S220	ASVTSLTSKRYILRF	75 / 8 AA	90
Phosphosite 14:	HMCN1	Q96RW7	S2618	KDGTPLESNRNIRIL	75 / 8 AA	613
Phosphosite 15:	DENND4A	Q7Z401	S1089	IGKPPLRSKRDSLEK	75 / 8 AA	209
Phosphosite 16:	OSGIN1	Q9UJX0	S504	VDPDQPLSAKRNPID	71 / 7 AA	61
Phosphosite 17:	ANKRD31	Q8N7Z5	S364	ITSCEPLSNKRNSNS	71 / 7 AA	211
Phosphosite 18:	TMPO	P42166	S355	SDQSPLSSKRKALEE	55 / 9 AA	75
Phosphosite 19:	TMPO	P42166	S354	ISDQSPLSSKRKALE	62 / 8 AA	75
Phosphosite 20:	PATZ1	Q9HBE1	T262	ASSAPPLTGKRGRGR	71 / 7 AA	74