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:	S338
P-Site Sequence:	DERYRRPSILGQTVP
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	S338	DERYRRPSILGQTVP	100 / 9 AA	44
Phosphosite 1:	DOM3Z	O77932	S47	FPFYRRPSELGCFSL	87 / 8 AA	45
Phosphosite 2:	ADAMTS15	Q8TE58	S257	ARLYRHPSILNPINI	66 / 9 AA	103
Phosphosite 3:	STON2	Q8WXE9	S746	VKNFRRESVLGEKSL	55 / 9 AA	101
Phosphosite 4:	NCoA5	Q9HCD5	S486	ASGNQPPSILGQGGS	66 / 9 AA	66
Phosphosite 5:	ZNF541	Q9H0D2	S1282	TKSYRRESILSSSPN	75 / 8 AA	148
Phosphosite 6:	ARHGEF5	Q12774	S1044	RQGLRRPSILPEGSS	75 / 8 AA	177
Phosphosite 7:	EXOC2	Q96KP1	S416	LDNDTRPSVLGHLSQ	71 / 7 AA	104
Phosphosite 8:	RECK	O95980	S481	LDTYLRPSTLGNIVE	75 / 8 AA	106
Phosphosite 9:	SLC22A17	Q8WUG5	S515	GELCRRPSLLRQPPP	66 / 9 AA	58
Phosphosite 10:	VWA5B1	Q5TIE3	S735	GPGARRPSLLPQGCQ	75 / 8 AA	134
Phosphosite 11:	GPIbA	P07359	S603	LVAGRRPSALSQGRG	75 / 8 AA	69
Phosphosite 12:	SSTR4	P31391	S161	AATYRRPSVAKLINL	83 / 6 AA	42
Phosphosite 13:	PRIC285	Q9BYK8	S2455	QGLRRPPSVLGHAGK	62 / 8 AA	295
Phosphosite 14:	FAM122A	Q96E09	S197	PINCIRPSVLGPLKR	55 / 9 AA	31
Phosphosite 15:	FAM122B	Q7Z309	S159	PVKCIRPSVLGPLKR	55 / 9 AA	27
Phosphosite 16:	ITIH5L	Q6UXX5	S1218	RHRYRHPSTLQLPHL	71 / 7 AA	143
Phosphosite 17:	SAPAP2	Q9P1A6	T310	DSDSTYRTPSVLNRH	71 / 7 AA	118
Phosphosite 18:	FGFBP2	Q9BYJ0	S48	DSCTMRPSSLGQGAG	85 / 7 AA	25
Phosphosite 19:	SAPAP2	Q9P1A6	S312	DSTYRTPSVLNRHHL	55 / 9 AA	118
Phosphosite 20:	NCOR2	Q9Y618	S67	QPQRRRPSLLSEFQP	62 / 8 AA	275