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:	spermidine synthase
Human P-Site:	T72
P-Site Sequence:	LDGVIQCTERDEFSY
UniProt:	P19623
Intern. Prot. ID:	IPI00292020

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	spermidine synthase	P19623	T72	LDGVIQCTERDEFSY	100 / 9 AA	34
Phosphosite 1:	THBS1	P07996	T587	SGNGIQCTDVDECKE	75 / 8 AA	129
Phosphosite 2:	TNXB	P22105	Y1183	FDSFVIQYKDRDGQP	62 / 8 AA	464
Phosphosite 3:	TNXB	P22105	Y1997	FDSFEIQYTDRDGQL	71 / 7 AA	464
Phosphosite 4:	TNXB	P22105	T1998	DSFEIQYTDRDGQLQ	71 / 7 AA	464
Phosphosite 5:	ITPR2	Q14571	T2184	KCRVFNTTERDEQGS	66 / 9 AA	308
Phosphosite 6:	FYCO1	Q9BQS8	S849	VQELLQCSEREGALQ	50 / 8 AA	167
Phosphosite 7:	CSDE1	O75534	S43	SYGFIQCSERQARLF	71 / 7 AA	89
Phosphosite 8:	FLJ45252	Q6ZSR9	T185	ELTVIQCTSQELPAQ	62 / 8 AA	38
Phosphosite 9:	ZNRF3	Q9ULT6	T312	ELRVIPCTHRFHRKC	71 / 7 AA	101
Phosphosite 10:	CLEC4E	Q9ULY5	T12	KSSETQCTERGCFSS	71 / 7 AA	25
Phosphosite 11:	CTGF	P29279	T69	KQLGELCTERDPCDP	100 / 5 AA	38
Phosphosite 12:	DYNC1H1	Q14204	Y221	TNVAKQCYERGEKPK	71 / 7 AA	532
Phosphosite 13:	C12orf35	Q9HCM1	T1590	NRVGFKCTERESISL	57 / 7 AA	195
Phosphosite 14:	TTN	Q8WZ42	S9559	EIEEIERSERDEKEF	62 / 8 AA	3816
Phosphosite 15:	DNMBP	Q6XZF7	T1135	LLDFYNCTERAEKLK	83 / 6 AA	177
Phosphosite 16:	NID2	Q14112	T891	AGDGHQCTDVDECSE	71 / 7 AA	151
Phosphosite 17:	MAGEB1	P43366	S79	AAVSCTESDEGAKCQ	83 / 6 AA	39
Phosphosite 18:	GFRA1	P56159	T222	SCRDIACTERRRQTI	83 / 6 AA	51
Phosphosite 19:	FAM75A7	Q8IWB4	T721	GSDLLRCTERTHIEN	57 / 7 AA	149
Phosphosite 20:	FAM75A3	Q5VYP0	T721	GSDLLRCTERTHIEN	57 / 7 AA	149