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:	S900
P-Site Sequence:	QSSPTSPSASPQETA
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	S900	QSSPTSPSASPQETA	100 / 9 AA	232
Phosphosite 1:	MUC4	Q99102	S902	SPTSPSASPQETAAI	100 / 7 AA	232
Phosphosite 2:	KCTD19	Q17RG1	T797	NLRHTTPTASPQPQE	75 / 8 AA	105
Phosphosite 3:	EP400	Q96L91	S1495	TAAPTTASAAPQGPL	66 / 9 AA	344
Phosphosite 4:	LCAT	P04180	T431	QGPPASPTASPEPPP	66 / 9 AA	50
Phosphosite 5:	CEP350	Q5VT06	T2117	QDLETSPTAKPQIKT	75 / 8 AA	351
Phosphosite 6:	KIAA1671	Q9BY89	S467	LATPASPSAAPEPEK	66 / 9 AA	197
Phosphosite 7:	HOOK2	Q96ED9	S27	HVPSPCASPQDLSSG	85 / 7 AA	83
Phosphosite 8:	MUC4	Q99102	S898	TGQSSPTSPSASPQE	100 / 7 AA	232
Phosphosite 9:	ZNF469	Q96JG9	S200	STNYTSPSATPRPPA	75 / 8 AA	259
Phosphosite 10:	GPR183	P32249	S13	ANNFTPPSATPQGND	75 / 8 AA	41
Phosphosite 11:	TCF19	Q9Y242	S216	GEMGTTPSAPPQRNR	75 / 8 AA	37
Phosphosite 12:	POLR2A	P24928	S1761	NYTPTSPSYSPTSPS	87 / 8 AA	217
Phosphosite 13:	POLR2A	P24928	S1642	NYSPTSPSYSPTSPS	87 / 8 AA	217
Phosphosite 14:	POLR2A	P24928	S1628	SYSPTSPSYSPTSPN	87 / 8 AA	217
Phosphosite 15:	POLR2A	P24928	S1621	SYSPTSPSYSPTSPS	87 / 8 AA	217
Phosphosite 16:	SRRM2	Q9UQ35	S1550	QELDVKPSASPQERS	100 / 6 AA	300
Phosphosite 17:	POLR2A	P24928	S1845	KYTPTSPSYSPSSPE	87 / 8 AA	217
Phosphosite 18:	POLR2A	P24928	S1803	SYSPTSPSYSPSSPR	87 / 8 AA	217
Phosphosite 19:	SRRM2	Q9UQ35	S1552	LDVKPSASPQERSES	100 / 6 AA	300
Phosphosite 20:	NFIC	P08651	S475	ATSPTSPSYSPPDTS	87 / 8 AA	56