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:	MUC3B
Human P-Site:	S111
P-Site Sequence:	SSSPSIQSTETSSLV
UniProt:	Q9H195
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	MUC3B	Q9H195	S111	SSSPSIQSTETSSLV	100 / 9 AA	96
Phosphosite 1:	MUC3A	Q02505	S1752	SSSPSIQSTETSSLV	100 / 9 AA	266
Phosphosite 2:	MUC3B	Q9H195	T112	SSPSIQSTETSSLVG	100 / 8 AA	96
Phosphosite 3:	MUC3A	Q02505	T1753	SSPSIQSTETSSLVG	100 / 8 AA	266
Phosphosite 4:	MUC3A	Q02505	T594	SSPSIQNTETSSLVS	87 / 8 AA	266
Phosphosite 5:	USP9X	Q93008	S2441	NWSPPVQSNETSNGY	66 / 9 AA	290
Phosphosite 6:	WASF4	Q8IV90	T45	INYIIQSTETRRSLD	85 / 7 AA	68
Phosphosite 7:	FAM82A	Q96LZ7	S136	RRLPTIQSSATSNSS	66 / 9 AA	47
Phosphosite 8:	MUC3B	Q9H195	S108	HIISSSPSIQSTETS	100 / 6 AA	96
Phosphosite 9:	MUC3A	Q02505	S1749	HIISSSPSIQSTETS	100 / 6 AA	266
Phosphosite 10:	ZNF313	Q9Y508	S86	ELERQIESTETSCHG	85 / 7 AA	26
Phosphosite 11:	ZNF313	Q9Y508	T87	LERQIESTETSCHGC	85 / 7 AA	26
Phosphosite 12:	ZBTB3	Q9H5J0	S209	GTQPSLASAETSGHW	66 / 9 AA	62
Phosphosite 13:	LOC389118	A6H8M9	T736	LLNSIQGTEGSIEGF	75 / 8 AA	86
Phosphosite 14:	MACF1	Q9UPN3	T2286	TEGSIPPTETSMSAK	75 / 8 AA	620
Phosphosite 15:	MACF1	Q96PK2	T2788	TEGSIPPTETSMSAK	75 / 8 AA	670
Phosphosite 16:	TMEM108	Q6UXF1	S530	ELPREIQSLETSEDQ	85 / 7 AA	60
Phosphosite 17:	DMKN	Q6E0U4	S348	GESGIQNSETSPGMF	62 / 8 AA	47
Phosphosite 18:	LRFN5	Q96NI6	S614	SDNVIQSSETCSSQD	71 / 7 AA	79
Phosphosite 19:	ERCC6	Q03468	S1015	TSPDASQSTETSAIF	100 / 6 AA	168
Phosphosite 20:	C9orf43	Q8TAL5	S328	KSDPGIQSTSHKHPV	83 / 6 AA	52