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:	UPF1
Human P-Site:	S771
P-Site Sequence:	GQEEIASSGTSYLNR
UniProt:	Q92900
Intern. Prot. ID:	IPI00034049

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	UPF1	Q92900	S771	GQEEIASSGTSYLNR	100 / 9 AA	124
Phosphosite 1:	UPF1	Q92900	S770	QGQEEIASSGTSYLN	100 / 8 AA	124
Phosphosite 2:	C9orf21	Q7RTV5	S140	RGEEIASSGQSPHIK	87 / 8 AA	25
Phosphosite 3:	C9orf21	Q7RTV5	S139	KRGEEIASSGQSPHI	87 / 8 AA	25
Phosphosite 4:	MAGEB6	Q8N7X4	S258	ELKEMDSSGESYTLV	66 / 9 AA	44
Phosphosite 5:	IGSF1	Q8N6C5	S820	DGSEIASSDRSWASP	66 / 9 AA	149
Phosphosite 6:	EXOC7	Q9UPT5	S532	ASQETSSSATSYSSE	66 / 9 AA	83
Phosphosite 7:	RNF111	Q6ZNA4	S558	ANSSSGTSYHEQQAL	100 / 6 AA	109
Phosphosite 8:	UPF1	Q92900	S774	EIASSGTSYLNRTEA	100 / 6 AA	124
Phosphosite 9:	JPH3	Q8WXH2	S386	QKAEIAASRTSHSRA	66 / 9 AA	81
Phosphosite 10:	RNF111	Q6ZNA4	S555	PCGANSSSGTSYHEQ	100 / 6 AA	109
Phosphosite 11:	NUP153	P49790	S1458	GKNVFSSSGTSFSGR	62 / 8 AA	154
Phosphosite 12:	BCAS3	Q9H6U6	S157	GVCKSIGSSGTSPPY	85 / 7 AA	101
Phosphosite 13:	HSP90B1	P14625	S169	NLGTIAKSGTSEFLN	85 / 7 AA	92
Phosphosite 14:	Uncharacterized protein FLJ14100	Q9H7Y2	S171	PGSENPSSGTSRPSR	75 / 8 AA	24
Phosphosite 15:	BCAS3	Q9H6U6	S158	VCKSIGSSGTSPPYC	85 / 7 AA	101
Phosphosite 16:	GMEB2	Q9UKD1	S437	GYTVLASSGSTYPST	62 / 8 AA	56
Phosphosite 17:	Uncharacterized protein FLJ14100	Q9H7Y2	S170	RPGSENPSSGTSRPS	75 / 8 AA	24
Phosphosite 18:	SRRM2	Q9UQ35	S456	SHREISSSPTSKNRS	75 / 8 AA	300
Phosphosite 19:	SRRM2	Q9UQ35	S455	GSHREISSSPTSKNR	75 / 8 AA	300
Phosphosite 20:	LRRC50	Q8NEP3	S54	KEICVGSSDTSYHSQ	62 / 8 AA	80