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:	Plk1
Human P-Site:	S390
P-Site Sequence:	SVNASKPSERGLVRQ
UniProt:	P53350
Intern. Prot. ID:	IPI00021248

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	Plk1	P53350	S390	SVNASKPSERGLVRQ	100 / 9 AA	68
Phosphosite 1:	COL12A1	Q99715	S2476	ANIASKPSERHVFIV	100 / 7 AA	333
Phosphosite 2:	IKZF3	Q9UKT9	S373	LPEKSVPSERGLSPN	87 / 8 AA	58
Phosphosite 3:	C1orf2	P81408	S17	RSLTSRPSTRGLTHL	66 / 9 AA	71
Phosphosite 4:	KIAA2018	Q68DE3	S1165	REVASKPSEASLLEG	77 / 9 AA	241
Phosphosite 5:	LLGL1	Q15334	S443	RNLAQEPSQRGLLLT	66 / 9 AA	115
Phosphosite 6:	C1orf2	P81408	T18	SLTSRPSTRGLTHLR	75 / 8 AA	71
Phosphosite 7:	UBAP2	Q5T6F2	S164	CNQVDKPSDRGKRAR	83 / 6 AA	117
Phosphosite 8:	WHSC1	O96028	S658	VSVSSKKSERGVTAK	66 / 9 AA	152
Phosphosite 9:	NCAPH	Q15003	S30	PHSASSPSERVFPMP	66 / 9 AA	83
Phosphosite 10:	STAG3	Q9UJ98	S1208	ASSYSSTSERGLDLL	75 / 8 AA	139
Phosphosite 11:	TREX1	Q9NSU2	S224	LERASSPSEHGPRKS	75 / 8 AA	39
Phosphosite 12:	CSPG3	O14594	S33	TQDITDASERGLHMQ	62 / 8 AA	143
Phosphosite 13:	C1orf191	Q7Z2R9	S28	TEAGQKPSLRGLLDV	85 / 7 AA	11
Phosphosite 14:	FAM108A1	Q96GS6	S158	GASSGRPSERNLYAD	55 / 9 AA	34
Phosphosite 15:	ADAMTS20	P59510	S1124	CHEASRPSDRQSCVL	71 / 7 AA	215
Phosphosite 16:	COL12A1	Q99715	S2473	NELANIASKPSERHV	100 / 6 AA	333
Phosphosite 17:	ANK2	Q01484	S1550	SSVQSSRSERGLVEE	75 / 8 AA	430
Phosphosite 18:	Plk1	P53350	S387	QLHSVNASKPSERGL	100 / 6 AA	68
Phosphosite 19:	C7orf25	Q9BPX7	S342	NVVPDQPSERALRLV	71 / 7 AA	46
Phosphosite 20:	IFIT2	P09913	S453	MQQADEDSERGLESG	66 / 9 AA	55