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:	MUC2
Human P-Site:	T4281
P-Site Sequence:	TTTSPPGTPTRGTTT
UniProt:	Q02817
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	MUC2	Q02817	T4281	TTTSPPGTPTRGTTT	100 / 9 AA	540
Phosphosite 1:	PDE5A	O76074	T96	ADNSVPGTPTRKISA	87 / 8 AA	100
Phosphosite 2:	MAP2K2	P36507	T394	LRLNQPGTPTRTAV_	75 / 8 AA	44
Phosphosite 3:	GRRP1	Q8TAY7	T8	MLLAPPSTPSRGRTP	66 / 9 AA	29
Phosphosite 4:	GAS2L1	Q99501	T193	ETAPAPGTPARGPRM	85 / 7 AA	73
Phosphosite 5:	PKN3	Q6P5Z2	S548	RGPSPPASPTRKPPR	75 / 8 AA	99
Phosphosite 6:	CREBBP	Q92793	T1892	PTSAPPGTPTQQPST	75 / 8 AA	265
Phosphosite 7:	TNIK	Q9UKE5	T942	QSHSPAGTPTEGLGR	77 / 9 AA	155
Phosphosite 8:	E2F4	Q16254	T14	QAPPPPGTPSRHEKS	85 / 7 AA	44
Phosphosite 9:	SORCS1	Q8WY21	T1156	RHATPPSTPKRGSAG	66 / 9 AA	130
Phosphosite 10:	ZBTB16	Q05516	T282	RGKEGPGTPTRSSVI	100 / 6 AA	74
Phosphosite 11:	MAP2K2	P36507	T396	LNQPGTPTRTAV___	100 / 6 AA	44
Phosphosite 12:	SBF1	O95248	T1819	VEAVAPGTPTMGAPK	75 / 8 AA	208
Phosphosite 13:	POU2F1	P14859	T251	TLTSQPATPTRTIAA	75 / 8 AA	76
Phosphosite 14:	PTPN4	P29074	T396	PSRSPPGTPNHRNST	75 / 8 AA	106
Phosphosite 15:	NKPD1	Q17RQ9	S549	KPPSPPKSPTRDTPH	66 / 9 AA	68
Phosphosite 16:	DKFZP434B061	Q9UF83	T330	SRASPTGTPSRASLT	66 / 9 AA	59
Phosphosite 17:	DKFZP434B061	Q9UF83	T321	PRASPTGTPSRASPT	66 / 9 AA	59
Phosphosite 18:	TPD52	P55327	S40	GNSSPPGSPTLQKFG	85 / 7 AA	24
Phosphosite 19:	PRSS33	Q8NF86	T158	GARPPPGTPCRVTGW	85 / 7 AA	30
Phosphosite 20:	TRA2A	Q13595	T24	QSKSPTGTPARVKSE	75 / 8 AA	33