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:	HTR5A
Human P-Site:	S238
P-Site Sequence:	VGSRKTNSVSPISEA
UniProt:	P47898
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	HTR5A	P47898	S238	VGSRKTNSVSPISEA	100 / 9 AA	40
Phosphosite 1:	PI4KA	P42356	S199	TLKRKTSSVSSISQV	77 / 9 AA	231
Phosphosite 2:	HTR5A	P47898	S240	SRKTNSVSPISEAVE	100 / 7 AA	40
Phosphosite 3:	HTR5A	P47898	T236	FRVGSRKTNSVSPIS	100 / 7 AA	40
Phosphosite 4:	CHPT1	Q8WUD6	S123	KQARRTNSCSPLGEL	66 / 9 AA	45
Phosphosite 5:	DDEF2	O43150	T807	SANTLWKTNSVSVDG	85 / 7 AA	112
Phosphosite 6:	DDEF2	O43150	S809	NTLWKTNSVSVDGGS	85 / 7 AA	112
Phosphosite 7:	CEPT1	Q9Y6K0	S145	KQARRTNSSSPLGEL	66 / 9 AA	47
Phosphosite 8:	EBF3	Q9H4W6	S465	VGYSRNTSSVSPRGY	75 / 8 AA	65
Phosphosite 9:	p40phox	Q15080	S159	PRTRKVKSVSPQGNS	75 / 8 AA	39
Phosphosite 10:	EBF3	Q9H4W6	S466	GYSRNTSSVSPRGYV	75 / 8 AA	65
Phosphosite 11:	ABCA4	P78363	S1465	STPWKTPSVSPNITQ	75 / 8 AA	256
Phosphosite 12:	ZNF318	Q5VUA4	S2048	QKVCEENSVSPIGCN	100 / 6 AA	251
Phosphosite 13:	ZNF318	Q5VUA4	S2050	VCEENSVSPIGCNSS	100 / 6 AA	251
Phosphosite 14:	UPF0639 protein	A6NEE1	S8	MFTSKSNSVSPSPSL	85 / 7 AA	59
Phosphosite 15:	PI4KA	P42356	S198	GTLKRKTSSVSSISQ	75 / 8 AA	231
Phosphosite 16:	PI4KA	P42356	T197	EGTLKRKTSSVSSIS	85 / 7 AA	231
Phosphosite 17:	ZNF828	Q96JM3	S374	SASWKSSSVSPSSWK	62 / 8 AA	89
Phosphosite 18:	ZNF828	Q96JM3	S373	SSASWKSSSVSPSSW	62 / 8 AA	89
Phosphosite 19:	DOCK4	Q8N1I0	T1805	ASPARHTTSVSPSPA	75 / 8 AA	225
Phosphosite 20:	PJA1	Q8NG27	S52	ASQRKTNSEVPMHRS	66 / 9 AA	71