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:	S247
P-Site Sequence:	VSQKTSPSGETATSS
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	S247	VSQKTSPSGETATSS	100 / 9 AA	232
Phosphosite 1:	MUC4	Q99102	S245	GTVSQKTSPSGETAT	100 / 7 AA	232
Phosphosite 2:	C15orf32	Q32M92	S35	NRKNTKTSPRGEGTA	85 / 7 AA	20
Phosphosite 3:	APEX1	P27695	S56	PDQKTSPSGKPATLK	77 / 9 AA	35
Phosphosite 4:	ATXN2	Q99700	S669	PVARTSPSGGTWSSV	75 / 8 AA	140
Phosphosite 5:	FANK1	Q8TC84	S89	RFRLKVTSPSGECEY	100 / 6 AA	38
Phosphosite 6:	APEX1	P27695	S54	DPPDQKTSPSGKPAT	100 / 6 AA	35
Phosphosite 7:	BRCTD1	Q9BQI6	S161	ILPKSSPSGITHVIA	75 / 8 AA	121
Phosphosite 8:	APEX1	P27695	T53	EDPPDQKTSPSGKPA	100 / 6 AA	35
Phosphosite 9:	SLC13A1	Q9BZW2	T408	AKTLTKTTPTGEIVA	71 / 7 AA	66
Phosphosite 10:	MUC4	Q99102	S377	VSQETFPSGETTISS	75 / 8 AA	232
Phosphosite 11:	ZNF2	Q9BSG1	S140	RMGTEKQSPSGETRK	85 / 7 AA	49
Phosphosite 12:	C22orf30	Q5THK1	S157	AEEKTSPSQEDLLMQ	85 / 7 AA	237
Phosphosite 13:	TRIM14	Q14142	S254	PGTLLKTSPSPERSL	85 / 7 AA	50
Phosphosite 14:	Nav3	Q8IVL0	S379	EGVKTAPSGQKSMLE	71 / 7 AA	256
Phosphosite 15:	ABI3BP	Q7Z7G0	S574	AKPKTSPSPEVSYTT	66 / 9 AA	119
Phosphosite 16:	Ku80	P13010	T715	KDKPSGDTAAVFEEG	83 / 6 AA	83
Phosphosite 17:	PRRG2	O14669	S23	TCLDTSPSEETDQEV	85 / 7 AA	22
Phosphosite 18:	C22orf30	Q5THK1	S155	TAAEEKTSPSQEDLL	85 / 7 AA	237
Phosphosite 19:	TRIM14	Q14142	S256	TLLKTSPSPERSLLL	85 / 7 AA	50
Phosphosite 20:	LRRC31	Q6UY01	S10	QTRKKTSSEGETKPQ	75 / 8 AA	61