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:	BTG4
Human P-Site:	S143
P-Site Sequence:	RASSDVSSGTSCDEE
UniProt:	Q9NY30
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	BTG4	Q9NY30	S143	RASSDVSSGTSCDEE	100 / 9 AA	26
Phosphosite 1:	BTG4	Q9NY30	S142	SRASSDVSSGTSCDE	100 / 8 AA	26
Phosphosite 2:	BTG4	Q9NY30	T145	SSDVSSGTSCDEESC	100 / 7 AA	26
Phosphosite 3:	PDZD8	Q8NEN9	S663	EVAKDVTSETSCPTK	75 / 8 AA	129
Phosphosite 4:	USP16	Q9Y5T5	S433	KERSDIPSGTSKHLQ	75 / 8 AA	94
Phosphosite 5:	THPO	P40225	S276	LGAPDISSGTSDTGS	75 / 8 AA	38
Phosphosite 6:	ANAPC1	Q9H1A4	S1005	VLSSDVPSGTETEEE	85 / 7 AA	217
Phosphosite 7:	TPP1	O14773	S218	LTSQDVGSGTSNNSQ	85 / 7 AA	61
Phosphosite 8:	OLFML2A	Q68BL7	T84	VETVSSGTDCRCSCT	85 / 7 AA	73
Phosphosite 9:	USP35	Q9P2H5	S364	LVKEDSNSGTSCLEQ	75 / 8 AA	113
Phosphosite 10:	BTG4	Q9NY30	S146	SDVSSGTSCDEESCS	100 / 6 AA	26
Phosphosite 11:	SNTG1	Q9NSN8	S163	CAPSDQSSGTSSPLC	77 / 9 AA	58
Phosphosite 12:	PHF3	Q92576	S346	AGSSDISSDAACTNP	55 / 9 AA	229
Phosphosite 13:	SNTG1	Q9NSN8	S162	ACAPSDQSSGTSSPL	87 / 8 AA	58
Phosphosite 14:	CYP1A1	P04798	S153	SIASDPASSTSCYLE	66 / 9 AA	58
Phosphosite 15:	NIPBL	Q6KC79	S2272	KEMGDVSSGMSSSIM	75 / 8 AA	316
Phosphosite 16:	LY6D	Q14210	S79	TLQGQVSSGTSSTQC	75 / 8 AA	13
Phosphosite 17:	NIPBL	Q6KC79	S2271	LKEMGDVSSGMSSSI	85 / 7 AA	316
Phosphosite 18:	TCN1	P20061	S91	KSRLSDVSSGELALI	100 / 6 AA	48
Phosphosite 19:	LY6D	Q14210	S78	YTLQGQVSSGTSSTQ	85 / 7 AA	13
Phosphosite 20:	PEBP1	P30086	S99	MKGNDISSGTVLSDY	71 / 7 AA	21