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:	HTR3C
Human P-Site:	Y270
P-Site Sequence:	AIDALSFYLPAESEN
UniProt:	Q8WXA8
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	HTR3C	Q8WXA8	Y270	AIDALSFYLPAESEN	100 / 9 AA	50
Phosphosite 1:	ATP2B1	P20020	Y127	VSLGLSFYQPPEGDN	66 / 9 AA	139
Phosphosite 2:	C9orf72	Q96LT7	Y124	PQTELSFYLPLHRVC	85 / 7 AA	54
Phosphosite 3:	RPL7	P18124	Y82	ARKAGNFYVPAEPKL	66 / 9 AA	29
Phosphosite 4:	ADAMTS15	Q8TE58	Y799	PRVRYSFYLPKEPRE	85 / 7 AA	103
Phosphosite 5:	ARHGAP27	Q6ZUM4	Y58	EPGGRPFYLPAQYVR	71 / 7 AA	98
Phosphosite 6:	Putative Rho GTPase-activating protein 27-like protein	Q66K37	Y58	EPGGHPFYLPAQYVR	71 / 7 AA	9
Phosphosite 7:	PAPOLG	Q9BWT3	Y495	KKKQLHHYLPAEILQ	75 / 8 AA	83
Phosphosite 8:	PLEKHA8	Q96JA3	Y493	MQRDLSLYLPAMKKQ	85 / 7 AA	58
Phosphosite 9:	PLEKHA9	O95397	Y377	MQRDLSLYLPAMKKQ	85 / 7 AA	44
Phosphosite 10:	ATP2B4	P23634	Y122	ISLVLSFYRPAGEEN	66 / 9 AA	138
Phosphosite 11:	RASSF1	Q9NS23	Y209	VRRRTSFYLPKDAVK	71 / 7 AA	39
Phosphosite 12:	TMEM181	Q9P2C4	T412	QGERKCLTFYLPKFF	83 / 6 AA	69
Phosphosite 13:	ABCF2	Q9UG63	Y384	SDKTLSFYFPPCGKI	62 / 8 AA	71
Phosphosite 14:	RASSF5	Q8WWW0	Y281	TDKRTSFYLPLDAIK	71 / 7 AA	47
Phosphosite 15:	ATP2B2	Q01814	Y124	ISLGLSFYHPPGEGN	55 / 9 AA	137
Phosphosite 16:	TAS1R2	Q8TE23	Y28	PAENSDFYLPGDYLL	66 / 6 AA	95
Phosphosite 17:	NUDT18	Q6ZVK8	Y72	RECRGSWYLPAGRME	71 / 7 AA	35
Phosphosite 18:	RASSF1	Q9NS23	S207	TSVRRRTSFYLPKDA	100 / 5 AA	39
Phosphosite 19:	TBC1D22B	Q9NU19	Y226	TWRLLSGYLPANTER	75 / 8 AA	59
Phosphosite 20:	RASSF5	Q8WWW0	S279	ATTDKRTSFYLPLDA	100 / 5 AA	47