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:	Rb
Human P-Site:	S141
P-Site Sequence:	LLKEIDTSTKVDNAM
UniProt:	P06400
Intern. Prot. ID:	IPI00302829

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	Rb	P06400	S141	LLKEIDTSTKVDNAM	100 / 9 AA	106
Phosphosite 1:	Rb	P06400	T140	NLLKEIDTSTKVDNA	100 / 8 AA	106
Phosphosite 2:	KLHDC4	Q8TBB5	T108	NTRKDTWTKVDIPSP	85 / 7 AA	58
Phosphosite 3:	ZNF652	Q9Y2D9	S47	ANQELDLSTKVYKRE	75 / 8 AA	70
Phosphosite 4:	ABCG5	Q9H222	S319	KEREIETSKRVQMIE	55 / 9 AA	73
Phosphosite 5:	ZBTB2	Q8N680	Y418	LNQSIDTYTMVDKQT	75 / 8 AA	57
Phosphosite 6:	ZBTB2	Q8N680	T419	NQSIDTYTMVDKQTL	75 / 8 AA	57
Phosphosite 7:	ACP6	Q9NPH0	S244	DRMGIDSSDKVDFFI	75 / 8 AA	49
Phosphosite 8:	CCM2	Q9BSQ5	T253	LHSDDSSTKVDIKET	85 / 7 AA	49
Phosphosite 9:	CCM2	Q9BSQ5	S252	SLHSDDSSTKVDIKE	85 / 7 AA	49
Phosphosite 10:	SNAP91	O60641	S325	PAKTIDTSPPVDLFA	75 / 8 AA	93
Phosphosite 11:	RBM6	P78332	T1051	VDKEDIDTSSKGGCV	71 / 7 AA	129
Phosphosite 12:	SGK269	Q9H792	T670	HTYEEIETESKVPDN	62 / 8 AA	193
Phosphosite 13:	Daxx	Q9UER7	T684	APVADSSTRVDSPSH	71 / 7 AA	81
Phosphosite 14:	NUP205	Q92621	T1174	SGFLHFDTATKVRRK	71 / 7 AA	228
Phosphosite 15:	DDX39	O00148	S420	LPEEIDISTYIEQSR	55 / 9 AA	49
Phosphosite 16:	C11orf63	Q6NUN7	S408	QNKPLDTSTKPESIV	62 / 8 AA	89
Phosphosite 17:	Daxx	Q9UER7	S683	LAPVADSSTRVDSPS	71 / 7 AA	81
Phosphosite 18:	KIAA0423	Q9Y4F4	T1340	MDQELDTTVKVLLHK	62 / 8 AA	189
Phosphosite 19:	STIL	Q15468	T1013	GVKIDSPTKVKKNAH	71 / 7 AA	143
Phosphosite 20:	ZNF432	O94892	S155	KSCEINNSTKFSGDG	71 / 7 AA	75