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:	S1221
P-Site Sequence:	HPDDPLFSELDGLGL
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	S1221	HPDDPLFSELDGLGL	100 / 9 AA	136
Phosphosite 1:	STXBP2	Q15833	S116	TCPEPLFSELGRSRL	75 / 8 AA	66
Phosphosite 2:	GNPDA2	Q8TDQ7	S271	KLVDPLFSMKDGN__	77 / 9 AA	31
Phosphosite 3:	LEPREL1	Q8IVL5	Y675	WFTLDPLYRELERIQ	62 / 8 AA	81
Phosphosite 4:	C16orf62	Q7Z3J2	S71	SVVDPLSSVLDGTDP	77 / 9 AA	110
Phosphosite 5:	VRK2	Q86Y07	S72	QENGPLFSELKFYQR	75 / 8 AA	58
Phosphosite 6:	ARRDC3	Q96B67	Y394	RFLPPPLYSEIDPNP	71 / 7 AA	46
Phosphosite 7:	ARRDC3	Q96B67	S395	FLPPPLYSEIDPNPD	71 / 7 AA	46
Phosphosite 8:	ARRDC4	Q8NCT1	Y398	RFQPPPLYSEVDPHP	71 / 7 AA	45
Phosphosite 9:	ARRDC4	Q8NCT1	S399	FQPPPLYSEVDPHPS	71 / 7 AA	45
Phosphosite 10:	MASTL	Q96GX5	S836	LKRHPLFSDVDWENL	71 / 7 AA	97
Phosphosite 11:	ARFGEF3	Q5TH69	S1301	SGWRPLFSALETVHG	71 / 7 AA	241
Phosphosite 12:	PANK2	Q9BZ23	S551	GQLKALFSEHEGYFG	62 / 8 AA	63
Phosphosite 13:	BCoR	Q6W2J9	Y1188	NHLEDPHYSELTNLK	71 / 7 AA	192
Phosphosite 14:	TLL2	Q9Y6L7	S37	PDATADYSELDGEEG	83 / 6 AA	114
Phosphosite 15:	RAPGEF5	Q92565	S467	GKFKKLFSELESLTD	71 / 7 AA	68
Phosphosite 16:	CROT	Q9UKG9	S531	LFTDPLFSKSGGGGN	66 / 9 AA	70
Phosphosite 17:	MLH3	Q9UHC1	S1143	ESLQSLFSEWDNPVF	55 / 9 AA	164
Phosphosite 18:	RBM44	Q6ZP01	S131	ESLTPLSSELDPEVQ	85 / 7 AA	118
Phosphosite 19:	RBM44	Q6ZP01	S130	KESLTPLSSELDPEV	85 / 7 AA	118
Phosphosite 20:	CDCA3	Q99618	S120	PPEAPLSSELDLPLG	85 / 7 AA	29