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:	IRE1
Human P-Site:	S520
P-Site Sequence:	TSGPYSESSGTSSPS
UniProt:	O75460
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	IRE1	O75460	S520	TSGPYSESSGTSSPS	100 / 9 AA	110
Phosphosite 1:	IRE1	O75460	S521	SGPYSESSGTSSPST	100 / 8 AA	110
Phosphosite 2:	IRE1	O75460	S518	LDTSGPYSESSGTSS	100 / 7 AA	110
Phosphosite 3:	PPARGC1A	Q9UBK2	S337	KPRYSESSGTQGNNS	100 / 7 AA	91
Phosphosite 4:	MLL3	Q8NEZ4	S2149	VDSYSQSSGTARSNT	85 / 7 AA	541
Phosphosite 5:	ZNF639	Q9UID6	S21	HPSRYSDSSGISRIA	66 / 9 AA	56
Phosphosite 6:	SMOX	Q9NWM0	S506	KPLPYTESSKTAPMQ	66 / 9 AA	62
Phosphosite 7:	MLL3	Q8NEZ4	S2148	VVDSYSQSSGTARSN	85 / 7 AA	541
Phosphosite 8:	ZNF639	Q9UID6	S22	PSRYSDSSGISRIAD	75 / 8 AA	56
Phosphosite 9:	IRE1	O75460	Y517	LLDTSGPYSESSGTS	100 / 6 AA	110
Phosphosite 10:	PPARGC1A	Q9UBK2	S334	PSKKPRYSESSGTQG	85 / 7 AA	91
Phosphosite 11:	ASH1L	Q9NR48	S1111	PSPICSQSSGTSGGQ	75 / 8 AA	333
Phosphosite 12:	FLVCR1	Q9Y5Y0	S458	VEITYPESEGTSSGL	75 / 8 AA	60
Phosphosite 13:	ASH1L	Q9NR48	S1112	SPICSQSSGTSGGQS	75 / 8 AA	333
Phosphosite 14:	BMAL1	O00327	S569	PGYPYSDSSSILGEN	62 / 8 AA	69
Phosphosite 15:	CEP350	Q5VT06	S1532	SYDSYSESSGYKNHD	85 / 7 AA	351
Phosphosite 16:	CEP350	Q5VT06	S1530	SASYDSYSESSGYKN	85 / 7 AA	351
Phosphosite 17:	TSHZ1	Q6ZSZ6	S81	YGSPFSESSDQLAHF	71 / 7 AA	118
Phosphosite 18:	CUTL1	P39880	S892	AESPYSQSSELSLTG	66 / 9 AA	164
Phosphosite 19:	HIPK2	Q9H2X6	S929	HDSPYSDSSSNTSPY	83 / 6 AA	131
Phosphosite 20:	HIPK2	Q9H2X6	Y926	VTVHDSPYSDSSSNT	83 / 6 AA	131