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:	Proline-rich protein 20A
Human P-Site:	S137
P-Site Sequence:	ITETAAFSLSETGPP
UniProt:	P86496
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	Proline-rich protein 20A	P86496	S137	ITETAAFSLSETGPP	100 / 9 AA
Phosphosite 1:	Proline-rich protein 20A	P86496	S139	ETAAFSLSETGPPPG	100 / 7 AA
Phosphosite 2:	B3GALNT2	Q8NCR0	S130	NQEIEAFSLSEDTSS	75 / 8 AA	57
Phosphosite 3:	CD109	Q6YHK3	S1334	PSEAISLSETVKKVE	85 / 7 AA	162
Phosphosite 4:	B3GALNT2	Q8NCR0	S132	EIEAFSLSEDTSSGL	100 / 6 AA	57
Phosphosite 5:	CD109	Q6YHK3	S1332	MVPSEAISLSETVKK	66 / 9 AA	162
Phosphosite 6:	XK	P51811	S23	AETTAALSLSSTYRS	77 / 9 AA	51
Phosphosite 7:	SYN2	Q92777	S548	QSLTNAFSFSESSFF	66 / 9 AA	63
Phosphosite 8:	SMF	Q12766	S789	PRARQAFSLSDKTPS	71 / 7 AA	168
Phosphosite 9:	PELI1	Q96FA3	S217	SVCGNVFSLRETRSA	71 / 7 AA	46
Phosphosite 10:	SMF	Q12766	S791	ARQAFSLSDKTPSVR	83 / 6 AA	168
Phosphosite 11:	RGNEF	Q8N1W1	S590	EQRAYSLSEPPRENR	83 / 6 AA	192
Phosphosite 12:	RGNEF	Q8N1W1	S588	SEEQRAYSLSEPPRE	83 / 6 AA	192
Phosphosite 13:	PGA3	P00790	S166	TNQIFGLSETEPGSF	83 / 6 AA	42
Phosphosite 14:	ZNF479	Q96JC4	S447	EECGKAFSLSSTLTD	85 / 7 AA	61
Phosphosite 15:	RGNEF	Q8N1W1	Y587	SSEEQRAYSLSEPPR	83 / 6 AA	192
Phosphosite 16:	ZNF716	A6NP11	S322	EECGKAFSLSSTLKK	85 / 7 AA	60
Phosphosite 17:	ZNF733	A6NKZ1	S445	EECGKAFSLSSTLTD	85 / 7 AA	60
Phosphosite 18:	ZNF734	A6NF79	S446	EECGKAFSLSSTLTD	85 / 7 AA	65
Phosphosite 19:	PIP5KG	O60331	S476	LGPTAAFSASQIPSE	75 / 8 AA	73
Phosphosite 20:	THNSL2	Q86YJ6	S301	TVQQGDFSLSEAVKS	62 / 8 AA	54