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:	GUCY1A3
Human P-Site:	S261
P-Site Sequence:	LYSVHMKSTKPSLSP
UniProt:	Q02108
Intern. Prot. ID:	IPI00024422

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	GUCY1A3	Q02108	S261	LYSVHMKSTKPSLSP	100 / 9 AA	77
Phosphosite 1:	transferrin	P02787	S47	SFRDHMKSVIPSDGP	75 / 8 AA	77
Phosphosite 2:	CAPRIN2	Q6IMN6	S84	EREGNMKSAKPQVNH	71 / 7 AA	126
Phosphosite 3:	SLC12A6	Q9UHW9	T1048	YQEKVHMTWTKDKYM	71 / 7 AA	128
Phosphosite 4:	PDE6C	P51160	S617	NNLYQMKSTSPLARL	71 / 7 AA	99
Phosphosite 5:	GluR3	P42263	S708	KMWSYMKSAEPSVFT	62 / 8 AA	101
Phosphosite 6:	RAB28	P51157	T138	IDLEHMRTIKPEKHL	57 / 7 AA	25
Phosphosite 7:	C18orf8	Q96DM3	S203	ELPAAPKSTKPSLSE	100 / 6 AA	75
Phosphosite 8:	NPAS1	Q99742	S253	SFFVRMKSTLTKRGL	83 / 6 AA	63
Phosphosite 9:	GTF2H4	Q92759	S187	SQAGLMKSTEPGEPP	71 / 7 AA	52
Phosphosite 10:	HES1	Q14469	S37	TASEHRKSSKPIMEK	71 / 7 AA	30
Phosphosite 11:	HES4	Q9HCC6	S37	SAAEHRKSSKPVMEK	71 / 7 AA	24
Phosphosite 12:	PDX1	P52945	T125	PFPWMKSTKAHAWKG	71 / 7 AA	31
Phosphosite 13:	HEATR1	Q9H583	S650	ALENVIKSTKPGKLI	71 / 7 AA	242
Phosphosite 14:	ACSM2A	Q68CK6	S142	PGTIQMKSTDILYRL	66 / 6 AA	64
Phosphosite 15:	ACSM2A	Q08AH3	S142	PGTIQMKSTDILYRL	66 / 6 AA	64
Phosphosite 16:	DDX31	Q9H8H2	S373	RLVDHIKSTKNIHFS	83 / 6 AA	94
Phosphosite 17:	GRPR	P30550	S363	TCMTSLKSTNPSVAT	71 / 7 AA	43
Phosphosite 18:	CCDC136	Q96JN2	S207	RAEMEMKSSEPSGSL	55 / 9 AA	134
Phosphosite 19:	CCDC136	Q96JN2	S208	AEMEMKSSEPSGSLG	62 / 8 AA	134
Phosphosite 20:	TMEM72	A0PK05	S188	SLFIHMKSILKGTKK	66 / 6 AA	30