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:	PIBF1
Human P-Site:	S399
P-Site Sequence:	IDQLRNASREMYERE
UniProt:	Q8WXW3
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PIBF1	Q8WXW3	S399	IDQLRNASREMYERE	100 / 9 AA	90
Phosphosite 1:	SNRNP70	P08621	S410	LEGLGNDSRDMYMES	66 / 9 AA	52
Phosphosite 2:	CXorf21	Q9HAI6	S107	VEICRDASRETYLVP	75 / 8 AA	34
Phosphosite 3:	PKD1L2	Q7Z442	S1919	FRARRNSSRDVYQPP	62 / 8 AA	273
Phosphosite 4:	DLG4	P78352	S371	GVDLRNASHEQAAIA	75 / 8 AA	80
Phosphosite 5:	IGF1R	P08069	S316	SGFIRNGSQSMYCIP	55 / 9 AA	155
Phosphosite 6:	Putative uncharacterized protein FLJ42213	Q6ZVQ6	S42	RVSGREASREMESSP	85 / 7 AA	17
Phosphosite 7:	NEFH	P12036	T374	LDAELRNTKWEMAAQ	62 / 8 AA	112
Phosphosite 8:	NHS	Q6T4R5	S863	SGQHLPHSSREMKLP	62 / 8 AA	177
Phosphosite 9:	KIAA0802	Q9Y4B5	T478	SSLKRRSTREMYKEK	62 / 8 AA	209
Phosphosite 10:	HEM1	P55160	Y1117	YVLLRNAYREVSRAF	75 / 8 AA	128
Phosphosite 11:	SH3PXD2B	A1X283	S499	KDVLRKASSDMSASA	62 / 8 AA	102
Phosphosite 12:	Smc4	Q9NTJ3	S810	RVVKLRHSEREMRNT	62 / 8 AA	147
Phosphosite 13:	PCDH12	Q9NPG4	S859	HPRQRNASRENLNLP	100 / 6 AA	129
Phosphosite 14:	ARID5B	Q14865	S858	EQTSKYPSRDMYRES	50 / 8 AA	132
Phosphosite 15:	MPDZ	O75970	S1220	GMDLRDASHEQAVEA	62 / 8 AA	219
Phosphosite 16:	Sh3tc1	Q8TE82	S117	LRLLENDSREMARVL	75 / 8 AA	147
Phosphosite 17:	DLG3	Q92796	T444	GVNLRNATHEQAAAA	62 / 8 AA	90
Phosphosite 18:	PIBF1	Q8WXW3	Y403	RNASREMYERENRNL	100 / 5 AA	90
Phosphosite 19:	EXOC8	Q8IYI6	S711	LQDLRNASRLIRVNP	100 / 6 AA	82
Phosphosite 20:	WNT8A	Q9H1J5	T82	HNRLRSATRETSFIH	62 / 8 AA	39