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:	CDK4
Human P-Site:	Y17
P-Site Sequence:	AEIGVGAYGTVYKAR
UniProt:	P11802
Intern. Prot. ID:	IPI00007811

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	CDK4	P11802	Y17	AEIGVGAYGTVYKAR	100 / 9 AA	34
Phosphosite 1:	CDK4	P11802	T19	IGVGAYGTVYKARDP	100 / 7 AA	34
Phosphosite 2:	ERBB4	Q15303	T731	LGSGAFGTVYKGIWV	85 / 7 AA	147
Phosphosite 3:	ERBB2	P04626	T733	LGSGAFGTVYKGIWI	85 / 7 AA	138
Phosphosite 4:	EGF receptor	P00533	T725	LGSGAFGTVYKGLWI	85 / 7 AA	134
Phosphosite 5:	TSSK4	Q6SA08	Y36	KAIGHGSYGSVYEAF	66 / 9 AA	37
Phosphosite 6:	CDK5	Q00535	Y15	EKIGEGTYGTVFKAK	66 / 9 AA	33
Phosphosite 7:	MSK2	O75676	Y44	KVLGTGAYGKVFLVR	66 / 9 AA	86
Phosphosite 8:	MSK1	O75582	Y60	KVLGTGAYGKVFLVR	66 / 9 AA	90
Phosphosite 9:	STK4	Q13043	Y41	EKLGEGSYGSVYKAI	66 / 9 AA	56
Phosphosite 10:	DHX9	Q08211	Y1256	RGGGRGAYGTGYFGQ	77 / 9 AA	141
Phosphosite 11:	CDK6	Q00534	Y24	AEIGEGAYGKVFKAR	66 / 9 AA	37
Phosphosite 12:	RICS	A7KAX9	Y1673	ALCDVDAYGTVQLRP	75 / 8 AA	231
Phosphosite 13:	DNAH9	Q9NYC9	Y2555	NMPEVDAYGTVQPHT	85 / 7 AA	512
Phosphosite 14:	PAK1	Q13153	S281	EKIGQGASGTVYTAM	77 / 9 AA	61
Phosphosite 15:	PAK3	O75914	S294	EKIGQGASGTVYTAL	77 / 9 AA	61
Phosphosite 16:	MAP4K2	Q12851	Y27	QRVGAGTYGDVYKAR	66 / 9 AA	92
Phosphosite 17:	p38-beta	Q15759	Y35	RPVGSGAYGSVCSAY	66 / 9 AA	42
Phosphosite 18:	BRAF	P15056	T470	IGSGSFGTVYKGKWH	71 / 7 AA	84
Phosphosite 19:	Raf1	P04049	T362	IGSGSFGTVYKGKWH	71 / 7 AA	73
Phosphosite 20:	CDK5	Q00535	T17	IGEGTYGTVFKAKNR	71 / 7 AA	33