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:	Cip1 (p21)
Human P-Site:	S146
P-Site Sequence:	GRKRRQTSMTDFYHS
UniProt:	P38936
Intern. Prot. ID:	IPI00009384

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	Cip1 (p21)	P38936	S146	GRKRRQTSMTDFYHS	100 / 9 AA	18
Phosphosite 1:	Cip1 (p21)	P38936	T145	QGRKRRQTSMTDFYH	100 / 8 AA	18
Phosphosite 2:	Cip1 (p21)	P38936	T148	KRRQTSMTDFYHSKR	100 / 7 AA	18
Phosphosite 3:	Rab3GAP1	Q15042	S927	PEERRQNSVSDFPPP	66 / 9 AA	111
Phosphosite 4:	C9orf93	Q6TFL3	S257	DLLRRQTSELEFSTQ	66 / 9 AA	153
Phosphosite 5:	BSN	Q9UPA5	S3149	LQKPRQTSLADLEQK	55 / 9 AA	416
Phosphosite 6:	RFX4	Q33E94	S325	QILRRQTSLNHLCQA	55 / 9 AA	83
Phosphosite 7:	ERC2	O15083	S792	EVRRREDSMADNSQH	62 / 8 AA	111
Phosphosite 8:	SPHK1IP	Q2M3C7	S1237	SPVCHRQSSMPDSRS	62 / 8 AA	186
Phosphosite 9:	SPHK1IP	Q2M3C7	S1238	PVCHRQSSMPDSRSP	62 / 8 AA	186
Phosphosite 10:	MYOM3	Q5VTT5	S90	AQLRRQTSAVELEER	55 / 9 AA	162
Phosphosite 11:	BSN	Q9UPA5	T3148	PLQKPRQTSLADLEQ	71 / 7 AA	416
Phosphosite 12:	GPATCH8	Q9UKJ3	S469	SEQPKETSMTEPSEP	50 / 8 AA	164
Phosphosite 13:	UBE2H	P62256	S169	GDSSSESSMSDFSED	44 / 9 AA
Phosphosite 14:	MEKK4	Q9Y6R4	T213	IARPARQTSRTDCPA	85 / 7 AA	182
Phosphosite 15:	MEKK4	Q9Y6R4	S214	ARPARQTSRTDCPAD	85 / 7 AA	182
Phosphosite 16:	FTSJ3	Q8IY81	S253	LTLYHRTSVTDFLRA	62 / 8 AA	97
Phosphosite 17:	RFX4	Q33E94	T324	SQILRRQTSLNHLCQ	62 / 8 AA	83
Phosphosite 18:	UBE2H	P62256	S171	SSSESSMSDFSEDEA	57 / 7 AA
Phosphosite 19:	SYNM	O15061	T1364	SHTSGRQTVMTEKST	71 / 7 AA	173
Phosphosite 20:	Putative uncharacterized protein ENSP00000401716	A8MWP4	S33	QQGRRQPSMPGSAQC	62 / 8 AA	25