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:	Y581
P-Site Sequence:	KNQPTCSYQQISCLD
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	Y581	KNQPTCSYQQISCLD	100 / 9 AA	137
Phosphosite 1:	Per1	O15534	Y625	KEASSCSYQQINCLD	66 / 9 AA	136
Phosphosite 2:	ZDHHC18	Q9NUE0	Y6	__MKDCEYQQISPGA	85 / 7 AA	42
Phosphosite 3:	Asxl3	Q9C0F0	S1905	KRLLPSCSFQQNLFH	71 / 7 AA	242
Phosphosite 4:	LRRC63	Q05C16	Y189	PESPGYTYQHISRDL	55 / 9 AA	66
Phosphosite 5:	MTAC2D1	Q8N9U0	Y133	VYNPFYMYQHISPDL	55 / 9 AA	55
Phosphosite 6:	RBMS3	Q6XE24	Y430	SNEHAPAYSYQQSKP	71 / 7 AA	47
Phosphosite 7:	RBMS3	Q6XE24	S431	NEHAPAYSYQQSKP_	71 / 7 AA	47
Phosphosite 8:	RBMS3	Q6XE24	Y432	EHAPAYSYQQSKP__	71 / 7 AA	47
Phosphosite 9:	LKAP	Q9Y4F3	Y1502	SLLHTYHYQQIFLHE	62 / 8 AA	193
Phosphosite 10:	F10	P00742	S63	ECMEETCSYEEAREV	66 / 6 AA	55
Phosphosite 11:	F2	P00734	S66	ECVEETCSYEEAFEA	66 / 6 AA	70
Phosphosite 12:	F2	P00734	Y67	CVEETCSYEEAFEAL	66 / 6 AA	70
Phosphosite 13:	F10	P00742	Y64	CMEETCSYEEAREVF	66 / 6 AA	55
Phosphosite 14:	ADCK2	Q7Z695	S410	EESVPVSSYQQAGIP	71 / 7 AA	69
Phosphosite 15:	ADCK2	Q7Z695	Y411	ESVPVSSYQQAGIPV	71 / 7 AA	69
Phosphosite 16:	ADCK2	Q7Z695	S409	YEESVPVSSYQQAGI	71 / 7 AA	69
Phosphosite 17:	MIER2	Q8N344	S430	SSEPGPCSFQQLDES	66 / 6 AA	60
Phosphosite 18:	Per3	P56645	Y534	NDEHSPSYQQINCID	83 / 6 AA	132
Phosphosite 19:	ZDHHC18	Q9NUE0	S10	DCEYQQISPGAAPLP	100 / 5 AA	42
Phosphosite 20:	BTG4	Q9NY30	Y127	RWEEWELYQQISYAV	100 / 5 AA	26