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:	Per2
Human P-Site:	S275
P-Site Sequence:	KSFFCRVSVRKSHEN
UniProt:	O15055
Intern. Prot. ID:	IPI00004516

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	Per2	O15055	S275	KSFFCRVSVRKSHEN	100 / 9 AA	137
Phosphosite 1:	MAST2	Q6P0Q8	S171	RGSFCRTSNRKSLIV	77 / 9 AA	196
Phosphosite 2:	MAST2	Q6P0Q8	T170	RRGSFCRTSNRKSLI	75 / 8 AA	196
Phosphosite 3:	FAM102B	Q5T8I3	S83	DPCIYRVSVRKELKG	75 / 8 AA	39
Phosphosite 4:	TRIM31	Q9BZY9	S59	KCPLCKTSVRKNAIR	55 / 9 AA	48
Phosphosite 5:	IL1RN	P18510	S28	SETICRPSGRKSSKM	66 / 9 AA	20
Phosphosite 6:	MAST4	O15021	S229	RGSLCRTSNRKSLIG	66 / 9 AA	284
Phosphosite 7:	TRIM31	Q9BZY9	T58	FKCPLCKTSVRKNAI	62 / 8 AA	48
Phosphosite 8:	AIDA-1b	Q7Z6G8	S1220	PIPKPRVSIRKSVDL	85 / 7 AA	138
Phosphosite 9:	PPP2R5E	Q16537	S21	VDGFSRKSVRKARQK	66 / 9 AA	55
Phosphosite 10:	PHF17	Q6IE81	S414	REEAHRVSVRKQKLQ	85 / 7 AA	96
Phosphosite 11:	MAST1	Q9Y2H9	S32	RTKSCRTSNRKSLIL	75 / 8 AA	171
Phosphosite 12:	ODZ3	Q9P273	T37	NEECRVPTQKSYSSS	62 / 8 AA	301
Phosphosite 13:	ODZ2	Q9NT68	T36	SEDCRVPTQKSYSSS	62 / 8 AA	308
Phosphosite 14:	MUC5B	Q9HC84	S5584	DVSSCRGSLRKTGCC	62 / 8 AA	590
Phosphosite 15:	FAM102A	Q5T9C2	S86	DPCVFRVSVRKELKG	100 / 6 AA	42
Phosphosite 16:	NACAP1	Q9BZK3	T94	VTGVTRVTIRKSKNI	71 / 7 AA	23
Phosphosite 17:	NACA	Q13765	T95	VTGVTRVTIRKSKNI	71 / 7 AA	23
Phosphosite 18:	SORCS2	Q96PQ0	S851	SPGIYRVSVRAENTA	71 / 7 AA	128
Phosphosite 19:	FLNC	Q14315	S2016	EVGEHVVSVRKSGKH	100 / 6 AA	291
Phosphosite 20:	LOC91431	Q6ZU11	Y585	LTPTERVYVRKSIEQ	85 / 7 AA	105