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:	S521
P-Site Sequence:	SGPYSESSGTSSPST
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	S521	SGPYSESSGTSSPST	100 / 9 AA	110
Phosphosite 1:	IRE1	O75460	S520	TSGPYSESSGTSSPS	100 / 8 AA	110
Phosphosite 2:	PPARGC1A	Q9UBK2	S337	KPRYSESSGTQGNNS	100 / 7 AA	91
Phosphosite 3:	MLL3	Q8NEZ4	S2149	VDSYSQSSGTARSNT	75 / 8 AA	541
Phosphosite 4:	MLL3	Q8NEZ4	S2148	VVDSYSQSSGTARSN	85 / 7 AA	541
Phosphosite 5:	ACAD11	Q709F0	S280	QGSYSENSGIPSMEE	66 / 9 AA	87
Phosphosite 6:	ZNF639	Q9UID6	S22	PSRYSDSSGISRIAD	75 / 8 AA	56
Phosphosite 7:	ZNF639	Q9UID6	S21	HPSRYSDSSGISRIA	75 / 8 AA	56
Phosphosite 8:	DDX3	O00571	S606	ARDYRQSSGASSSSF	66 / 9 AA	73
Phosphosite 9:	FLVCR1	Q9Y5Y0	S458	VEITYPESEGTSSGL	75 / 8 AA	60
Phosphosite 10:	PPARGC1A	Q9UBK2	S334	PSKKPRYSESSGTQG	100 / 6 AA	91
Phosphosite 11:	KRT19	P08727	S10	SYSYRQSSATSSFGG	66 / 9 AA	44
Phosphosite 12:	LRRC56	Q8IYG6	S441	PSLASEPSGTSSQHL	87 / 8 AA	59
Phosphosite 13:	CTPS	P17812	S571	RDTYSDRSGSSSPDS	66 / 9 AA	67
Phosphosite 14:	ASH1L	Q9NR48	S1111	PSPICSQSSGTSGGQ	75 / 8 AA	333
Phosphosite 15:	IRE1	O75460	T523	PYSESSGTSSPSTSP	100 / 7 AA	110
Phosphosite 16:	DDX3Y	O15523	S604	ARDYRQSSGSSSSGF	66 / 9 AA	73
Phosphosite 17:	IRE1	O75460	S518	LDTSGPYSESSGTSS	100 / 6 AA	110
Phosphosite 18:	ASH1L	Q9NR48	S1112	SPICSQSSGTSGGQS	75 / 8 AA	333
Phosphosite 19:	CEP350	Q5VT06	S1532	SYDSYSESSGYKNHD	100 / 6 AA	351
Phosphosite 20:	CEP350	Q5VT06	S1530	SASYDSYSESSGYKN	100 / 6 AA	351