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:	S704
P-Site Sequence:	DANSCQDSQALCFKP
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	S704	DANSCQDSQALCFKP	100 / 9 AA	96
Phosphosite 1:	MUC3A	Q02505	S2344	DANSCQDSQTLCFKP	88 / 9 AA	266
Phosphosite 2:	KLF15	Q9UIH9	S57	CSCSSPDSQALCSCY	77 / 9 AA	44
Phosphosite 3:	MUC3A	Q02505	T2346	NSCQDSQTLCFKPDS	85 / 7 AA	266
Phosphosite 4:	LYST	Q99698	T1830	ELSSCEETQALALRV	62 / 8 AA	429
Phosphosite 5:	PDE4D	Q08499	S765	EDTSCSDSKTLCTQD	66 / 9 AA	91
Phosphosite 6:	TBC1D4	O60343	S1196	SSYSCEDSETLEKLE	62 / 8 AA	147
Phosphosite 7:	PARG	Q86W56	S316	SKNSCQDSEADEETS	85 / 7 AA	111
Phosphosite 8:	RBM21	Q9H6E5	S273	PPASPQDSEALDFET	75 / 8 AA	94
Phosphosite 9:	RNF144B	Q7Z419	S169	AEVSCRDSQPIVLPT	62 / 8 AA	34
Phosphosite 10:	SMG5	Q9UPR3	T861	SPYLVPDTQALCHHL	62 / 8 AA	114
Phosphosite 11:	PASK	Q96RG2	S549	PFASCEDSEAPVPAE	71 / 7 AA	143
Phosphosite 12:	TTC18	Q5T0N1	S877	EASKCQDSSALLHPG	85 / 7 AA	126
Phosphosite 13:	TTC18	Q5T0N1	S878	ASKCQDSSALLHPGL	85 / 7 AA	126
Phosphosite 14:	AlphaK2	Q86TB3	S1205	ETAGEEDSQALSNVP	71 / 7 AA	237
Phosphosite 15:	PLAG1	Q6DJT9	S374	VPSSSQDSQASSSSK	85 / 7 AA	56
Phosphosite 16:	WT1	P19544	S212	PTDSCTGSQALLLRT	75 / 8 AA	49
Phosphosite 17:	C9orf150	Q8IV03	S214	DSSLIEDSQALHKRP	62 / 8 AA	25
Phosphosite 18:	FBXO18	Q8NFZ0	S89	GQDSCQDSEGDMIFP	71 / 7 AA	118
Phosphosite 19:	EMSY	Q7Z589	S733	SSQSSQDSQPVVHVI	55 / 9 AA	141
Phosphosite 20:	PLA2G4F	Q68DD2	S152	FPLNHQDSQELQVEF	62 / 8 AA	95