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:	Per1
Human P-Site:	Y321
P-Site Sequence:	QPFRLTPYVTKIRVS
UniProt:	O15534
Intern. Prot. ID:	IPI00440484

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	Per1	O15534	Y321	QPFRLTPYVTKIRVS	100 / 9 AA	136
Phosphosite 1:	Per1	O15534	T319	RYQPFRLTPYVTKIR	100 / 7 AA	136
Phosphosite 2:	Per1	O15534	T323	FRLTPYVTKIRVSDG	100 / 7 AA	136
Phosphosite 3:	TM7SF4	Q9H295	Y443	VKRRLSLYLTKIHFW	66 / 9 AA	53
Phosphosite 4:	polycystin 1	P98161	Y1316	PDARLTAYVTGNPAH	85 / 7 AA	463
Phosphosite 5:	polycystin 1	P98161	T1314	TQPDARLTAYVTGNP	85 / 7 AA	463
Phosphosite 6:	BAHD1	Q8TBE0	Y645	PRKTSTPYVAKISAL	85 / 7 AA	85
Phosphosite 7:	USP11	P51784	Y642	LMYRLSRYVTKPNSD	75 / 8 AA	110
Phosphosite 8:	MDGA1	Q8NFP4	Y724	YEVRLTPYTTFGAGD	85 / 7 AA	106
Phosphosite 9:	CAD	P27708	S1407	AGGRRLSSFVTKGYR	62 / 8 AA	243
Phosphosite 10:	MDGA1	Q8NFP4	T722	HSYEVRLTPYTTFGA	85 / 7 AA	106
Phosphosite 11:	APOA4	P06727	Y204	LKGRLTPYADEFKVK	55 / 9 AA	45
Phosphosite 12:	TMEM63A	O94886	Y752	MPPPFTPYVPRILNG	62 / 8 AA	92
Phosphosite 13:	KIAA0678	O75165	Y1616	LAGMLTPYVARKLAV	71 / 7 AA	115
Phosphosite 14:	LY9	Q9HBG7	Y589	DYDPVTPYVTEVESV	55 / 9 AA	72
Phosphosite 15:	PIP4K2B	P78356	Y374	IIDILTPYDTKKKAA	85 / 7 AA	47
Phosphosite 16:	DST	Q03001	T732	SGMTSRLTPSVTPAY	85 / 7 AA	372
Phosphosite 17:	APOA4	P06727	T202	EELKGRLTPYADEFK	83 / 6 AA	45
Phosphosite 18:	HMGB3L1	Q3SYE8	Y78	NDSEKQPYVTKVAKL	83 / 6 AA	15
Phosphosite 19:	SLC4A3	P48751	Y1146	KHHPEQPYVTKVKTW	83 / 6 AA	136
Phosphosite 20:	PSME4	Q14997	Y275	GYIDWDPYVPKIFTR	62 / 8 AA	211