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:	IRAK1
Human P-Site:	S138
P-Site Sequence:	SPRKLPSSASTFLSP
UniProt:	P51617
Intern. Prot. ID:	IPI00293652

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	IRAK1	P51617	S138	SPRKLPSSASTFLSP	100 / 9 AA	77
Phosphosite 1:	IRAK1	P51617	S137	WSPRKLPSSASTFLS	100 / 8 AA	77
Phosphosite 2:	HEFL	Q9NQ75	S276	PHALPSSSSTFYNPP	87 / 8 AA	87
Phosphosite 3:	HEFL	Q9NQ75	S275	RPHALPSSSSTFYNP	87 / 8 AA	87
Phosphosite 4:	WDR66	Q8TBY9	S486	DIHRPPSSASTFLGF	77 / 9 AA	131
Phosphosite 5:	FLJ32110	A4D1E1	S234	VHLKLESSASVFSEN	77 / 9 AA	153
Phosphosite 6:	WDR66	Q8TBY9	S488	HRPPSSASTFLGFPY	100 / 7 AA	131
Phosphosite 7:	IRAK1	P51617	S140	RKLPSSASTFLSPAF	100 / 7 AA	77
Phosphosite 8:	TMEM67	Q5HYA8	S863	PARLLSSSASTFEQS	87 / 8 AA	112
Phosphosite 9:	SEC31L1	O94979	S557	ESEFLPSSGGTFNIS	75 / 8 AA	133
Phosphosite 10:	ALAS1	P13196	S193	LQDNLPKSVSTFQYD	66 / 9 AA	71
Phosphosite 11:	RBM20	Q5T481	S253	GQPGFLPSSASTSGS	100 / 7 AA	122
Phosphosite 12:	RBM20	Q5T481	S254	QPGFLPSSASTSGSV	100 / 7 AA	122
Phosphosite 13:	ZNF804A	Q7Z570	S229	ASVKLESSAAAFSEY	66 / 9 AA	137
Phosphosite 14:	UBAP2L	Q14157	S732	SEANLHSSSSTFSTT	66 / 9 AA	115
Phosphosite 15:	CCDC120	Q96HB5	S294	PTRSLPRSASSFEGR	75 / 8 AA	68
Phosphosite 16:	FBX43	Q4G163	S193	LEKNIPSSASGFSRA	66 / 9 AA	78
Phosphosite 17:	GNN	Q6P2S7	S203	KGERLPSSSSTNEEE	75 / 8 AA	152
Phosphosite 18:	GNN	Q6P2S7	S202	KKGERLPSSSSTNEE	75 / 8 AA	152
Phosphosite 19:	KIAA2026	Q5HYC2	S1208	SNPPLPSSTSVFHLD	75 / 8 AA	134
Phosphosite 20:	FLJ43906	Q4AC94	T384	EDHLLPSTENTFWRH	62 / 8 AA	260