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:	Per3
Human P-Site:	S921
P-Site Sequence:	HPFITSRSSSPLQLN
UniProt:	P56645
Intern. Prot. ID:	IPI00010692

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	Per3	P56645	S921	HPFITSRSSSPLQLN	100 / 9 AA	132
Phosphosite 1:	Per3	P56645	S922	PFITSRSSSPLQLNL	100 / 8 AA	132
Phosphosite 2:	Per2	O15055	S985	PPLFQSRSSSPLQLN	77 / 9 AA	137
Phosphosite 3:	C1orf216	Q8TAB5	S124	SLSIDSRSSSPEPAC	87 / 8 AA	25
Phosphosite 4:	Per2	O15055	S986	PLFQSRSSSPLQLNL	100 / 7 AA	137
Phosphosite 5:	MAPK8IP1	Q9UQF2	S196	QDRVSRSSSPLKTGE	87 / 8 AA	78
Phosphosite 6:	MAPK8IP1	Q9UQF2	S197	DRVSRSSSPLKTGEQ	100 / 7 AA	78
Phosphosite 7:	CHD8	Q9HCK8	T1993	HQQYTSRTASPLPLR	75 / 8 AA	291
Phosphosite 8:	Per3	P56645	S923	FITSRSSSPLQLNLL	100 / 7 AA	132
Phosphosite 9:	Per2	O15055	S987	LFQSRSSSPLQLNLL	100 / 7 AA	137
Phosphosite 10:	MAPK8IP1	Q9UQF2	S195	WQDRVSRSSSPLKTG	87 / 8 AA	78
Phosphosite 11:	GPR44	Q9Y5Y4	S350	RTSSTARSASPLALC	75 / 8 AA	43
Phosphosite 12:	Per3	P56645	S919	EGHPFITSRSSSPLQ	100 / 7 AA	132
Phosphosite 13:	CIC	Q96RK0	S1246	WTPTARSSPPLPPPA	75 / 8 AA	164
Phosphosite 14:	CIC	Q96RK0	S1245	TWTPTARSSPPLPPP	75 / 8 AA	164
Phosphosite 15:	PHF3	Q92576	S1786	SITFTSRSTSPRTST	75 / 8 AA	229
Phosphosite 16:	TRIOBP	Q9H2D6	S992	HQSTSRTSSPVYPAA	75 / 8 AA	261
Phosphosite 17:	TMPO	P42167	S158	EQGTESRSSTPLPTI	85 / 7 AA	51
Phosphosite 18:	TMPO	P42166	S158	EQGTESRSSTPLPTI	85 / 7 AA	75
Phosphosite 19:	SFRS6	Q13247	S303	RSQSRSNSPLPVPPS	85 / 7 AA	40
Phosphosite 20:	SFRS6	Q13247	S301	RSRSQSRSNSPLPVP	85 / 7 AA	40