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:	S981
P-Site Sequence:	HDQIGMISAGPSHVA
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	S981	HDQIGMISAGPSHVA	100 / 9 AA	124
Phosphosite 1:	COL6A3	P12111	S354	PQVLVLISAGPSSDE	85 / 7 AA	344
Phosphosite 2:	ABI3BP	Q7Z7G0	S617	IPFIPMISPSPSQEE	66 / 9 AA	119
Phosphosite 3:	HECW1	Q76N89	S432	AGDQGMVSVGPEGAG	71 / 7 AA	180
Phosphosite 4:	HRBL	O95081	S398	GPGFGMSSAGPGFPQ	75 / 8 AA	49
Phosphosite 5:	HRBL	O95081	S397	PGPGFGMSSAGPGFP	75 / 8 AA	49
Phosphosite 6:	ULK1	O75385	S775	GPRTRMFSAGPTGSA	71 / 7 AA	113
Phosphosite 7:	SSTR3	P32745	S32	DATLGNVSAGPSPAG	66 / 9 AA	46
Phosphosite 8:	WDFY4	Q6ZS81	S1978	KLYSGMFSADPRHIL	71 / 7 AA	354
Phosphosite 9:	SHANK1	Q9Y566	S1294	SIDEGMFSAEPYLRL	71 / 7 AA	225
Phosphosite 10:	TCOF1	Q13428	S192	AAKPGMVSAGQADSS	62 / 8 AA	152
Phosphosite 11:	ABI3BP	Q7Z7G0	S619	FIPMISPSPSQEELQ	71 / 7 AA	119
Phosphosite 12:	KCTD3	Q9Y597	S457	TRFRGMISTQPGSTP	71 / 7 AA	89
Phosphosite 13:	KCTD3	Q9Y597	T458	RFRGMISTQPGSTPL	71 / 7 AA	89
Phosphosite 14:	NDST3	O95803	S726	FSFYEVISAGPRAPS	71 / 7 AA	101
Phosphosite 15:	SGTA	O43765	S252	QLMSGMISGGNNPLG	83 / 6 AA	34
Phosphosite 16:	NCOA6	Q14686	S1900	PVGPGTASAGPSLPG	75 / 8 AA	219
Phosphosite 17:	CAST	P20810	S108	TKPQDMISAGGESVA	83 / 6 AA	77
Phosphosite 18:	COL6A6	A6NMZ7	S1699	GARGKMISAGLPGEM	100 / 5 AA	247
Phosphosite 19:	FBN1	P35555	S719	SSGPGMTSAGSDINE	83 / 6 AA	312
Phosphosite 20:	ALAS1	P13196	S148	RKEVAETSAGPSVVS	55 / 9 AA	71