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:	HTR4
Human P-Site:	T55
P-Site Sequence:	RQLRKIKTNYFIVSL
UniProt:	Q13639
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	HTR4	Q13639	T55	RQLRKIKTNYFIVSL	100 / 9 AA	44
Phosphosite 1:	LRRC42	Q9Y546	T69	DTARKEKTDHFIFTY	66 / 9 AA	49
Phosphosite 2:	Adrenergic receptor-alpha1B	P35368	T80	NRHLRTPTNYFIVNL	62 / 8 AA	57
Phosphosite 3:	ADAMTS1	Q9UHI8	Y838	ALRPKIKYTYFVKKK	55 / 9 AA	105
Phosphosite 4:	CSTB	P04080	Y53	QVVAGTNYFIKVHVG	100 / 5 AA	11
Phosphosite 5:	ADRB2	P07550	T68	FERLQTVTNYFITSL	100 / 5 AA	46
Phosphosite 6:	TACR2	P21452	T68	HRRMRTVTNYFIVNL	100 / 5 AA	44
Phosphosite 7:	OSBPL11	Q9BXB4	Y722	GTPWKTKYFIKEGDG	83 / 6 AA	84
Phosphosite 8:	ZBTB3	Q9H5J0	Y283	TETIPTNYFSSGISA	83 / 6 AA	62
Phosphosite 9:	HCRTR1	O43613	Y83	HMRTVTNYFIVNLSL	100 / 5 AA	48
Phosphosite 10:	ZBTB3	Q9H5J0	T281	SSTETIPTNYFSSGI	71 / 7 AA	62
Phosphosite 11:	F13A1	P00488	T337	GIPARIVTNYFSAHD	71 / 7 AA	83
Phosphosite 12:	KIAA1109	Q2LD37	Y752	FLCIKENYFGEDDMY	83 / 6 AA	555
Phosphosite 13:	FBXO32	Q969P5	T75	MLNSKTKTQYFHQEK	62 / 8 AA	42
Phosphosite 14:	C16orf50	Q8IY82	Y502	TTDLKTDYFKPGHPQ	66 / 6 AA	104
Phosphosite 15:	NudC	Q9Y266	T40	FSFLRRKTDFFIGGE	66 / 6 AA	38
Phosphosite 16:	PHLPP2	Q6ZVD8	T1266	TEVPKRKTGYFAAPT	62 / 8 AA	147
Phosphosite 17:	C16orf50	Q8IY82	T500	NKTTDLKTDYFKPGH	66 / 6 AA	104
Phosphosite 18:	ADAM18	Q9Y3Q7	S35	TVPRKIKSNDSEVSE	83 / 6 AA	83
Phosphosite 19:	IPCEF1	Q8WWN9	T117	ISHPQIKTFYFAAEN	62 / 8 AA	49
Phosphosite 20:	ZC3H7A	Q8IWR0	T497	IRPRPTKTNYEGPYY	71 / 7 AA	111