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:	MAST4
Human P-Site:	T23
P-Site Sequence:	CSGHGSRTPASALVA
UniProt:	O15021
Intern. Prot. ID:	IPI00307611

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	MAST4	O15021	T23	CSGHGSRTPASALVA	100 / 9 AA	284
Phosphosite 1:	MAST4	O15021	S21	RGCSGHGSRTPASAL	100 / 7 AA	284
Phosphosite 2:	RHPN1	Q8TCX5	T648	QREHGCKTPASTWAS	66 / 9 AA	76
Phosphosite 3:	CELF6	Q96J87	T199	RGLHGSRTMAGASSS	77 / 9 AA	50
Phosphosite 4:	ACD	Q96AP0	T422	RSPHASRTPSSPLQS	66 / 9 AA	58
Phosphosite 5:	AIM1	Q9Y4K1	T641	AQSQGSRTPLMAESS	66 / 9 AA	189
Phosphosite 6:	SPT5	O00267	T814	PLHDGSRTPAQSGAW	85 / 7 AA	121
Phosphosite 7:	NECAB2	Q7Z6G3	T218	QTWCGSPTPASAPNH	77 / 9 AA	43
Phosphosite 8:	ITGA5	P08648	T5	___MGSRTPESPLHA	75 / 8 AA	115
Phosphosite 9:	SPT5	O00267	S812	QTPLHDGSRTPAQSG	100 / 6 AA	121
Phosphosite 10:	TFE3	P19532	T103	SSAGGSRTPAMSSSS	100 / 6 AA	62
Phosphosite 11:	TFE3	P19532	S101	ASSSAGGSRTPAMSS	100 / 6 AA	62
Phosphosite 12:	CELF6	Q96J87	S197	AIRGLHGSRTMAGAS	85 / 7 AA	50
Phosphosite 13:	TNK2	Q07912	T791	LSPQGSRTPSPLVPP	71 / 7 AA	115
Phosphosite 14:	FLNA	P21333	T2599	VGVHGPRTPCEEILV	83 / 6 AA	281
Phosphosite 15:	PSAPL1	Q6NUJ1	T474	GACHGPRTPLLGTDQ	83 / 6 AA	57
Phosphosite 16:	TNK2	Q07912	S789	EPLSPQGSRTPSPLV	71 / 7 AA	115
Phosphosite 17:	UBE2F	Q969M7	T19	DGLKGSRTAATASDS	75 / 8 AA	21
Phosphosite 18:	SRRM2	Q9UQ35	T2261	VNLADSRTPAAAAAM	75 / 8 AA	300
Phosphosite 19:	MAST4	O15021	S26	HGSRTPASALVAASS	100 / 6 AA	284
Phosphosite 20:	PDXP	Q96GD0	T190	PLSDGSRTPGTGSLA	55 / 9 AA	32