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:	S313
P-Site Sequence:	TAFPSLSSSSTTSTS
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	S313	TAFPSLSSSSTTSTS	100 / 9 AA	96
Phosphosite 1:	C3orf36	Q3SXR2	S131	RCSIPSLSSSSTFSL	100 / 8 AA	17
Phosphosite 2:	MUC3B	Q9H195	S312	ITAFPSLSSSSTTST	100 / 8 AA	96
Phosphosite 3:	CDC25A	P30304	S266	FDSPSLCSSSTRSVL	87 / 8 AA	59
Phosphosite 4:	ELF1	P32519	S316	ESSDPSLSSSATSNR	87 / 8 AA	67
Phosphosite 5:	MUC3A	Q02505	S1952	ITGFPSLSSSATTST	87 / 8 AA	266
Phosphosite 6:	MUC3B	Q9H195	S314	AFPSLSSSSTTSTSP	100 / 8 AA	96
Phosphosite 7:	PRC1	O43663	S589	FAKDPSLSDSSTVGL	87 / 8 AA	72
Phosphosite 8:	MECT1	Q6UUV9	S274	PTFPALSSSSSTGNL	77 / 9 AA	67
Phosphosite 9:	ZFHX3	Q15911	S3637	PSFPPLSSSSTVTSS	77 / 9 AA	404
Phosphosite 10:	ELF1	P32519	S317	SSDPSLSSSATSNRN	87 / 8 AA	67
Phosphosite 11:	ZFHX3	Q15911	S3636	PPSFPPLSSSSTVTS	87 / 8 AA	404
Phosphosite 12:	SRCAP	Q6ZRS2	S1516	LATAPSLSSSQTPGH	87 / 8 AA	344
Phosphosite 13:	C9orf150	Q8IV03	S74	SFPPSLSSSSSSSPT	77 / 9 AA	25
Phosphosite 14:	CUX2	O14529	S747	SVSPSLSSSSSSGYS	77 / 9 AA	154
Phosphosite 15:	ZFP36	P26651	S209	GLAGPSLSSSSFSPS	100 / 7 AA	34
Phosphosite 16:	USP37	Q86T82	T187	ARTIPSLTSTSTPLR	75 / 8 AA	110
Phosphosite 17:	NHSL2	Q5HYW2	S287	GDTYQSLSSSSTATG	87 / 8 AA	76
Phosphosite 18:	IFFO1	Q0D2I5	S175	APSAASLSSSSTSTS	87 / 8 AA	62
Phosphosite 19:	MUC3A	Q02505	S1954	GFPSLSSSATTSTSS	87 / 8 AA	266
Phosphosite 20:	C9orf150	Q8IV03	S73	CSFPPSLSSSSSSSP	87 / 8 AA	25