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:	SP4
Human P-Site:	S321
P-Site Sequence:	MPESPSSSTTCTTTA
UniProt:	Q02446
Intern. Prot. ID:	IPI00025805

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SP4	Q02446	S321	MPESPSSSTTCTTTA	100 / 9 AA	82
Phosphosite 1:	SP4	Q02446	S320	TMPESPSSSTTCTTT	100 / 8 AA	82
Phosphosite 2:	DTNBP1	Q96EV8	S300	AKPPSSSSTCTDSAT	87 / 8 AA	39
Phosphosite 3:	DTNBP1	Q96EV8	S299	RAKPPSSSSTCTDSA	87 / 8 AA	39
Phosphosite 4:	TBX20	Q9UMR3	S78	SGSSPSSSSLCTEPL	77 / 9 AA	33
Phosphosite 5:	SP4	Q02446	T323	ESPSSSTTCTTTAST	100 / 7 AA	82
Phosphosite 6:	DTNBP1	Q96EV8	S298	LRAKPPSSSSTCTDS	85 / 7 AA	39
Phosphosite 7:	ONECUT1	Q9UBC0	S459	SGNSSSSSSTCTKA_	77 / 9 AA	51
Phosphosite 8:	BPTF	Q12830	S2064	STTSPTSSTTSTISP	77 / 9 AA	338
Phosphosite 9:	MUC5AC	P98088	S3624	TISSPTSSTTSTPQT	77 / 9 AA	527
Phosphosite 10:	SP4	Q02446	S319	STMPESPSSSTTCTT	100 / 7 AA	82
Phosphosite 11:	C8A	P07357	T89	ASCSSSTTCVRQAQC	100 / 6 AA	65
Phosphosite 12:	C8A	P07357	S87	DQASCSSSTTCVRQA	87 / 8 AA	65