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:	MUC3A
Human P-Site:	S221
P-Site Sequence:	TFHTTISSTTRTTER
UniProt:	Q02505
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	MUC3A	Q02505	S221	TFHTTISSTTRTTER	100 / 9 AA	266
Phosphosite 1:	TBX3	O15119	S444	HSPATISSSTRGLGA	75 / 8 AA	79
Phosphosite 2:	TBX3	O15119	S443	RHSPATISSSTRGLG	75 / 8 AA	79
Phosphosite 3:	TBX3	O15119	S445	SPATISSSTRGLGAE	85 / 7 AA	79
Phosphosite 4:	SPATA5	Q8NB90	T329	TFYFISSTTRVNFTE	100 / 6 AA	98
Phosphosite 5:	USP17L1P	Q7RTZ2	S491	SSLLNLSSTTRTDQE	85 / 7 AA	60
Phosphosite 6:	USP17L2	Q6R6M4	S491	SSLLNLSSTTRTDQE	85 / 7 AA	60
Phosphosite 7:	USP17L3	A6NCW0	S491	SSLLNLSSTTRTDQE	85 / 7 AA	60
Phosphosite 8:	USP17L1P	Q7RTZ2	T492	SLLNLSSTTRTDQES	85 / 7 AA	60
Phosphosite 9:	USP17L2	Q6R6M4	T492	SLLNLSSTTRTDQES	85 / 7 AA	60
Phosphosite 10:	USP17L3	A6NCW0	T492	SLLNLSSTTRTDQES	85 / 7 AA	60
Phosphosite 11:	USP54	Q70EL1	S389	GREPSISSDTRTDSS	75 / 8 AA	187
Phosphosite 12:	USP54	Q70EL1	T391	EPSISSDTRTDSSTE	85 / 7 AA	187
Phosphosite 13:	MUC3A	Q02505	S287	TATNTLSSPTRTILS	75 / 8 AA	266
Phosphosite 14:	APOL3	O95236	T329	AERTIAGTTRAVSRG	62 / 8 AA	44
Phosphosite 15:	FAM155A	B1AL88	S408	RTSLTVSSATRLCNS	71 / 7 AA	51
Phosphosite 16:	CC2D2A	Q9P2K1	S89	RSLPPIPSTSRTGFA	71 / 7 AA	186