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:	S420
P-Site Sequence:	QPVHVSVSSGYGSLG
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	S420	QPVHVSVSSGYGSLG	100 / 9 AA	132
Phosphosite 1:	K5	P13647	S499	SVVTSSVSSGYGSGS	100 / 7 AA	62
Phosphosite 2:	C16orf82	Q7Z2V1	S151	EGSHASLSSGYAGDK	66 / 9 AA	23
Phosphosite 3:	MPHOSPH9	Q99550	S44	NVDSCSVSSGYGTFC	87 / 8 AA	116
Phosphosite 4:	K5	P13647	S500	VVTSSVSSGYGSGSG	100 / 7 AA	62
Phosphosite 5:	CDC42BPB	Q9Y5S2	Y1479	SPTHVTVYSEYGVDV	66 / 9 AA	194
Phosphosite 6:	KRT6B	P04259	S494	SVVQSTVSSGYGGAS	66 / 9 AA	60
Phosphosite 7:	K6a	P02538	S494	SVVQSTVSSGYGGAS	66 / 9 AA	60
Phosphosite 8:	SERPINB7	O75635	T62	DKLLHVNTASGYGNS	62 / 8 AA	43
Phosphosite 9:	Cytokeratin 6E	P48668	S494	SVVQSTISSGYGGAS	55 / 9 AA	60
Phosphosite 10:	Per3	P56645	Y423	HVSVSSGYGSLGSSG	100 / 6 AA	132
Phosphosite 11:	DLAT	P10515	T49	PARRNSVTTGYGGVR	71 / 7 AA	69
Phosphosite 12:	K5	P13647	Y502	TSSVSSGYGSGSGYG	100 / 6 AA	62
Phosphosite 13:	DLAT	P10515	T50	ARRNSVTTGYGGVRA	71 / 7 AA	69
Phosphosite 14:	C2orf44	Q9H6R7	S276	TNSEVSVSSSYLEPL	85 / 7 AA	79
Phosphosite 15:	Ig kappa chain V-III region WOL	P01623	S30	CRASQSVSSGYLGWY	100 / 6 AA	12
Phosphosite 16:	EXTL2	Q9UBQ6	S184	FVPRKHVSTSSGIYS	85 / 7 AA	37
Phosphosite 17:	EXTL2	Q9UBQ6	T185	VPRKHVSTSSGIYSY	85 / 7 AA	37
Phosphosite 18:	EXTL2	Q9UBQ6	S186	PRKHVSTSSGIYSYG	85 / 7 AA	37
Phosphosite 19:	FN1	P02751	S1340	EYVVSVSSVYEQHES	75 / 8 AA	263
Phosphosite 20:	EXPH5	Q8NEV8	S534	SEHWESFSSGYGTDV	66 / 9 AA	223