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:	MATN3
Human P-Site:	S256
P-Site Sequence:	GVIEKLSSRFQETFC
UniProt:	O15232
Intern. Prot. ID:	IPI00005690

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	MATN3	O15232	S256	GVIEKLSSRFQETFC	100 / 9 AA	53
Phosphosite 1:	MATN3	O15232	S255	YGVIEKLSSRFQETF	100 / 8 AA	53
Phosphosite 2:	AKAP1	Q92667	S269	YVAEKLPSRFIESAH	77 / 9 AA	97
Phosphosite 3:	AFF4	Q9UHB7	S50	SKEDKLSSRIQSMLG	75 / 8 AA	127
Phosphosite 4:	AFF4	Q9UHB7	S49	TSKEDKLSSRIQSML	75 / 8 AA	127
Phosphosite 5:	SLC34A1	Q06495	S469	SPREKLSSAFQIALC	87 / 8 AA	69
Phosphosite 6:	PPL	O60437	S688	QCSSTLASRFQEHCP	75 / 8 AA	205
Phosphosite 7:	ARAP3	Q8WWN8	S1242	EPPRLLGSRFQERFF	85 / 7 AA	170
Phosphosite 8:	SPERT	Q8NA61	S306	DQGSGLSSRFEEPKG	85 / 7 AA	52
Phosphosite 9:	SPEG	Q15772	S2465	SFTLERLSSRLQRSG	75 / 8 AA	354
Phosphosite 10:	SPEG	Q15772	S2466	FTLERLSSRLQRSGS	75 / 8 AA	354
Phosphosite 11:	SNAPC1	Q16533	S16	TDCEALLSRFQETDS	77 / 9 AA	43
Phosphosite 12:	ADAR	P55265	S128	RGVDCLSSHFQELSI	85 / 7 AA	136
Phosphosite 13:	NPHP3	Q7Z494	S611	PRWLEKLSARHQGSI	75 / 8 AA	151
Phosphosite 14:	RBM43	Q6ZSC3	S318	RACEQLSSRYLEVLI	66 / 9 AA	41
Phosphosite 15:	CCDC88B	A6NC98	S1398	GQRRKLSSRFPVGRS	85 / 7 AA	165
Phosphosite 16:	TRIM7	Q9C029	S268	TQLSKLSSQIQETAQ	75 / 8 AA	57
Phosphosite 17:	HS1BP3	Q53T59	S83	EFYQKLSSRYAAASL	71 / 7 AA	43
Phosphosite 18:	CCDC88B	A6NC98	S1397	GGQRRKLSSRFPVGR	85 / 7 AA	165
Phosphosite 19:	MYO15B	Q96JP2	S208	RGRPTLASRFQQALE	62 / 8 AA	167
Phosphosite 20:	HS1BP3	Q53T59	S82	EEFYQKLSSRYAAAS	71 / 7 AA	43