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:	KRT4
Human P-Site:	S506
P-Site Sequence:	SSGFGSGSGSGFGFG
UniProt:	P19013
Intern. Prot. ID:	IPI00290078

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	KRT4	P19013	S506	SSGFGSGSGSGFGFG	100 / 9 AA	57
Phosphosite 1:	SRGN	P10124	S108	GSGSGSGSGSGFLTE	100 / 8 AA	18
Phosphosite 2:	SRGN	P10124	S102	GSGFGSGSGSGSGSG	100 / 8 AA	18
Phosphosite 3:	CUBN	O60494	S1839	FISDGSGSGTGFQAT	87 / 8 AA	399
Phosphosite 4:	K9	P35527	S119	GGGFGGGSGGGFGGG	77 / 9 AA	62
Phosphosite 5:	HNRNPA1	P09651	S302	GRGFGGGSGSNFGGG	77 / 9 AA	39
Phosphosite 6:	SRGN	P10124	S110	GSGSGSGSGFLTEME	100 / 7 AA	18
Phosphosite 7:	NUPL1	Q9BVL2	S549	SAGFGSSSTSGFNFS	77 / 9 AA	61
Phosphosite 8:	K3	P12035	Y101	GGGFGSGYGGGFGGG	77 / 9 AA	64
Phosphosite 9:	Elk-1	P19419	S341	ERTPGSGSGSGLQAP	87 / 8 AA	45
Phosphosite 10:	KRT4	P19013	S504	GLSSGFGSGSGSGFG	100 / 7 AA	57
Phosphosite 11:	SRGN	P10124	S100	YSGSGFGSGSGSGSG	100 / 7 AA	18
Phosphosite 12:	KRT4	P19013	S508	GFGSGSGSGFGFGGS	100 / 7 AA	57
Phosphosite 13:	Per1	O15534	S1071	GSGLGSGSGSGSHEG	87 / 8 AA	136
Phosphosite 14:	K3	P12035	S561	GFSAGGGSGSGFGRG	87 / 8 AA	64
Phosphosite 15:	RNF40	O75150	S316	SGYYVSGSSSGFQGG	66 / 9 AA	114
Phosphosite 16:	K9	P35527	S77	GYSYGGGSGGGFSAS	66 / 9 AA	62
Phosphosite 17:	METT11D1	Q9H7H0	S194	QTLMDFGSGTGSVTW	85 / 7 AA	51
Phosphosite 18:	CUBN	O60494	T1841	SDGSGSGTGFQATFM	85 / 7 AA	399
Phosphosite 19:	SPAG8	Q99932	S159	GAGHGSGSGSGPGCG	87 / 8 AA	45
Phosphosite 20:	CDC40	O60508	S16	AASYGSGSGSESDSD	85 / 7 AA	66