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:	MUC4
Human P-Site:	S804
P-Site Sequence:	SSGSRTTSAGTATPS
UniProt:	Q99102
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	MUC4	Q99102	S804	SSGSRTTSAGTATPS	100 / 9 AA	232
Phosphosite 1:	MUC4	Q99102	T803	ASSGSRTTSAGTATP	100 / 8 AA	232
Phosphosite 2:	ABI3BP	Q7Z7G0	S488	TKPERTTSAGTITPK	100 / 7 AA	119
Phosphosite 3:	ABI3BP	Q7Z7G0	T487	RTKPERTTSAGTITP	100 / 7 AA	119
Phosphosite 4:	SEC61B	P60468	S49	RSAGRTTSAGTGGMW	77 / 9 AA	10
Phosphosite 5:	IGHG3	P01860	S19	APCSRSTSGGTAALG	77 / 9 AA	41
Phosphosite 6:	SEC61B	P60468	T48	TRSAGRTTSAGTGGM	100 / 7 AA	10
Phosphosite 7:	MUC4	Q99102	T802	PASSGSRTTSAGTAT	100 / 7 AA	232
Phosphosite 8:	C2orf50	Q96LR7	T13	TPGLQRTTSAGYRLP	100 / 6 AA	18
Phosphosite 9:	DUSP16	Q9BY84	S492	HSVRTSSSGTAQRSL	75 / 8 AA	73
Phosphosite 10:	DUSP16	Q9BY84	S491	LHSVRTSSSGTAQRS	75 / 8 AA	73
Phosphosite 11:	C2orf50	Q96LR7	S14	PGLQRTTSAGYRLPP	100 / 6 AA	18
Phosphosite 12:	C21orf77	Q9NV44	S63	DHSSFTTSAGTYLGK	87 / 8 AA	14
Phosphosite 13:	IGHG1	P01857	S19	APSSKSTSGGTAALG	66 / 9 AA	36
Phosphosite 14:	SEC61B	P60468	T47	GTRSAGRTTSAGTGG	100 / 6 AA	10
Phosphosite 15:	OSBPL10	Q9BXB5	T25	SRSSSRATSAGSSPS	75 / 8 AA	84
Phosphosite 16:	OSBPL10	Q9BXB5	S26	RSSSRATSAGSSPSC	75 / 8 AA	84
Phosphosite 17:	RAPH1	Q70E73	S192	NQHRRTASAGTVSDA	85 / 7 AA	135
Phosphosite 18:	MGLL	Q99685	T296	WVSQRTATAGTASPP	75 / 8 AA	33
Phosphosite 19:	Spry1	O43609	S116	PILSRSTSTGSAASS	66 / 9 AA	35
Phosphosite 20:	C21orf77	Q9NV44	T62	NDHSSFTTSAGTYLG	87 / 8 AA	14