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:	SPON1
Human P-Site:	S264
P-Site Sequence:	KQVAELGSPVKMEEE
UniProt:	Q9HCB6
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	SPON1	Q9HCB6	S264	KQVAELGSPVKMEEE	100 / 9 AA	91
Phosphosite 1:	NAP5	O14513	S459	CKTADLGSPCKEPHK	75 / 8 AA	209
Phosphosite 2:	TTF1	Q15361	S493	DSDADLGSAVKQLQE	66 / 9 AA	103
Phosphosite 3:	FAM45A	Q8TCE6	S118	RMYLKHGSPVKMMES	100 / 6 AA	41
Phosphosite 4:	FAM45B	Q6NSW5	S118	RMYLKHGSPVKMMES	100 / 6 AA	41
Phosphosite 5:	AFTPH	Q6ULP2	S97	KDITAELSAPVKGQS	75 / 8 AA	102
Phosphosite 6:	HEATR1	Q9H583	S929	SLLINLGSPVKEVRR	85 / 7 AA	242
Phosphosite 7:	MACF1	Q9UPN3	S635	SVEELGSSVKEARLY	85 / 7 AA	620
Phosphosite 8:	VPS26B	Q4G0F5	S161	TYPELNSSIKMEVGI	62 / 8 AA	39
Phosphosite 9:	MKL1	Q969V6	T573	PAPAPLGTPVKQENS	66 / 9 AA	99
Phosphosite 10:	FAM40A	Q5VSL9	S254	TFRAELGSPLYNNEP	85 / 7 AA	96
Phosphosite 11:	DKFZp779A1753	P27816	S384	KKETERASPIKMDLA	55 / 9 AA	51
Phosphosite 12:	DKFZp779A1753	P27816	S358	LKETERASPIKMDLA	55 / 9 AA	51
Phosphosite 13:	PSD2	Q9BQI7	S220	GGDGELGSPLRRSIS	55 / 9 AA	85
Phosphosite 14:	TMPRSS11E	Q9UL52	S284	DISLAELSSPVPYTN	85 / 7 AA	48
Phosphosite 15:	ZMYND8	Q9ULU4	S797	PAPAATGSPVKKQRP	66 / 9 AA	132
Phosphosite 16:	ASH1L	Q9NR48	S899	RPKRQMRSPVKMKPP	62 / 8 AA	333
Phosphosite 17:	ATP10A	O60312	S601	RVRFELKSPVKTIED	85 / 7 AA	168
Phosphosite 18:	sciellin	O95171	S312	KGIQSLGSPIKVNQR	71 / 7 AA	78
Phosphosite 19:	NRXN1	P58400	S14	RCGAELGSPGGGGGG	100 / 6 AA	47
Phosphosite 20:	TMEM91	Q6ZNR0	S33	PGRHELGSPLREIAF	71 / 7 AA	18