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:	TRAK1
Human P-Site:	S443
P-Site Sequence:	SLLSSCVSTPRSSFY
UniProt:	Q9UPV9
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	TRAK1	Q9UPV9	S443	SLLSSCVSTPRSSFY	100 / 9 AA	106
Phosphosite 1:	SMAD1	Q15797	T66	GQPSNCVTIPRSLDG	66 / 9 AA	52
Phosphosite 2:	C20orf123	Q9BR26	T471	GDPSCVPTPRPACKP	75 / 8 AA	62
Phosphosite 3:	JARID2	Q92833	S208	NASSSCQSTPRKGKT	87 / 8 AA	139
Phosphosite 4:	Smad5	Q99717	T67	GQPSKCVTIPRSLDG	66 / 9 AA	52
Phosphosite 5:	Smad8	O15198	T70	GQPSKCVTIPRSLDG	66 / 9 AA	52
Phosphosite 6:	KLHL2	O95198	S578	TVVSSCMSTGRSYAG	77 / 9 AA	66
Phosphosite 7:	HSF5	Q4G112	T208	SPYSCVSTPSHDHST	100 / 6 AA	65
Phosphosite 8:	OTOP2	Q7RTS6	T483	EAVAIVSTPRSQWRR	75 / 8 AA	62
Phosphosite 9:	HSF5	Q4G112	S207	LSPYSCVSTPSHDHS	100 / 6 AA	65
Phosphosite 10:	FAM149B1	Q96BN6	T438	TSHSCAETPRSVEEI	75 / 8 AA	65
Phosphosite 11:	JARID2	Q92833	T209	ASSSCQSTPRKGKTH	85 / 7 AA	139
Phosphosite 12:	OTOP2	Q7RTS6	S482	REAVAIVSTPRSQWR	75 / 8 AA	62
Phosphosite 13:	OBSCN	Q5VST9	S506	TSTQFCVSAPRKPPL	83 / 6 AA	868
Phosphosite 14:	ODF3L2	Q3SX64	T9	GTLSCDSTPRLATAP	85 / 7 AA	31
Phosphosite 15:	ODF3L2	Q3SX64	S8	MGTLSCDSTPRLATA	85 / 7 AA	31
Phosphosite 16:	TMEM74	Q96NL1	T49	CQKQCASTPRATEME	71 / 7 AA	33
Phosphosite 17:	BTBD12	Q8IY92	S1057	HTSGSSLSTPRSRGG	75 / 8 AA	200
Phosphosite 18:	PBX4	Q9BYU1	T305	NHASCLSTPSSGSSG	75 / 8 AA	41
Phosphosite 19:	PBX4	Q9BYU1	S304	GNHASCLSTPSSGSS	75 / 8 AA	41
Phosphosite 20:	BTBD12	Q8IY92	T1058	TSGSSLSTPRSRGGT	75 / 8 AA	200