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:	Y190
P-Site Sequence:	SLFKESYYQLMKTAL
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	Y190	SLFKESYYQLMKTAL	100 / 9 AA	34
Phosphosite 1:	MAK	P20794	Y87	EYMKENLYQLMKDRN	77 / 9 AA	71
Phosphosite 2:	ABCA13	Q86UQ4	Y2337	SSLKETIYHLMKSSF	66 / 9 AA	576
Phosphosite 3:	ICK	Q9UPZ9	Y87	EYMKENLYQLIKERN	66 / 9 AA	71
Phosphosite 4:	TMED5	Q9Y3A6	Y49	AGQKECFYQPMPLKA	62 / 8 AA	26
Phosphosite 5:	ZZEF1	O43149	Y1648	HKEIRDTYYQLVLFL	50 / 8 AA	331
Phosphosite 6:	CCDC80	Q76M96	Y164	PHASEGYYRLMMSLL	62 / 8 AA	108
Phosphosite 7:	CCDC80	Q76M96	Y163	APHASEGYYRLMMSL	71 / 7 AA	108
Phosphosite 8:	C3orf33	Q6P1S2	Y258	SLKKESYYEKLKRTY	66 / 9 AA	34
Phosphosite 9:	EXD3	Q8N9H8	Y364	KDMKDRYYQLPIPRE	71 / 7 AA	97
Phosphosite 10:	DNAJA3	Q96EY1	Y114	KEIKKAYYQLAKKYH	66 / 9 AA	53
Phosphosite 11:	DNAJA3	Q96EY1	Y95	PLAKEDYYQILGVPR	62 / 8 AA	53
Phosphosite 12:	DNAJA3	Q96EY1	Y94	APLAKEDYYQILGVP	62 / 8 AA	53
Phosphosite 13:	EXD3	Q8N9H8	Y363	VKDMKDRYYQLPIPR	71 / 7 AA	97
Phosphosite 14:	RYR2	Q92736	Y673	AQYKKWYYELMVDHT	62 / 8 AA	565
Phosphosite 15:	KIAA0256	Q93073	Y109	VSTEYTYYQLMPAPC	83 / 6 AA	122
Phosphosite 16:	KIAA0256	Q93073	Y108	PVSTEYTYYQLMPAP	83 / 6 AA	122
Phosphosite 17:	Per2	O15055	Y155	VKANEEYYQLLMSSE	55 / 9 AA	137
Phosphosite 18:	HMHA1	Q92619	Y510	KSATISYYQMMHMQT	83 / 6 AA	125
Phosphosite 19:	ZZEF1	O43149	T1647	LHKEIRDTYYQLVLF	57 / 7 AA	331
Phosphosite 20:	UVRAG	Q9P2Y5	Y125	WGGKENIYQLLIEWK	62 / 8 AA	78