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:	S1581
P-Site Sequence:	NILHASASLPPEYQN
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	S1581	NILHASASLPPEYQN	100 / 9 AA	232
Phosphosite 1:	HUWE1	Q7Z6Z7	S3947	SSMHISSSLPPDTQK	66 / 9 AA	482
Phosphosite 2:	AMSH	O95630	S8	MSDHGDVSLPPEDRV	66 / 9 AA	48
Phosphosite 3:	MUC4	Q99102	S1579	LSNILHASASLPPEY	100 / 7 AA	232
Phosphosite 4:	ZNF608	Q9ULD9	S1058	KVDHNSASLQPQHQS	66 / 9 AA	162
Phosphosite 5:	BRD4	O60885	S308	DPIHEPPSLPPEPKT	66 / 9 AA	152
Phosphosite 6:	CSTF3	Q12996	S475	ERVLTSGSLPPEKSG	75 / 8 AA	83
Phosphosite 7:	DGK-D	Q16760	S701	LSLGSSASLPPQPGS	75 / 8 AA	133
Phosphosite 8:	HUWE1	Q7Z6Z7	S3946	PSSMHISSSLPPDTQ	75 / 8 AA	482
Phosphosite 9:	HOXB9	P17482	S73	LSPHASGSLPSVYHP	85 / 7 AA	28
Phosphosite 10:	Uncharacterized protein ENSP00000372125	A6NCN8	S31	QMVQASESLPPSQTW	75 / 8 AA	35
Phosphosite 11:	HOXB9	P17482	S71	APLSPHASGSLPSVY	85 / 7 AA	28
Phosphosite 12:	TATDN2	Q93075	S480	PCGGHASSSLPKSHL	85 / 7 AA	85
Phosphosite 13:	FOXJ2	Q9P0K8	S184	VAGSGEASLPPEGNP	100 / 6 AA	62
Phosphosite 14:	TATDN2	Q93075	S479	RPCGGHASSSLPKSH	85 / 7 AA	85
Phosphosite 15:	Kv2.1	Q14721	S15	HGSRSTSSLPPEPME	55 / 9 AA	96
Phosphosite 16:	TATDN2	Q93075	S481	CGGHASSSLPKSHLE	85 / 7 AA	85
Phosphosite 17:	HS1BP3	Q53T59	S89	SSRYAAASLPPLPRK	75 / 8 AA	43
Phosphosite 18:	C17orf90	Q5BKU9	S79	GTRPPKASLPPELQP	100 / 6 AA	16
Phosphosite 19:	INVS	Q9Y283	S766	DSRRAAASLPPHDSH	75 / 8 AA	118
Phosphosite 20:	MTUS1	Q9ULD2	S189	QSFHTAGSLPPTGRR	62 / 8 AA	141