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:	USP50
Human P-Site:	S161
P-Site Sequence:	YHYSRRRSYEKGSTQ
UniProt:	Q70EL3
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	USP50	Q70EL3	S161	YHYSRRRSYEKGSTQ	100 / 9 AA	39
Phosphosite 1:	USP50	Q70EL3	Y162	HYSRRRSYEKGSTQR	100 / 8 AA	39
Phosphosite 2:	RNF123	Q5XPI4	Y486	ERLRRRAYERGCQRL	75 / 8 AA	148
Phosphosite 3:	DNAJA1	P31689	Y315	MPIYRRPYEKGRLII	85 / 7 AA	45
Phosphosite 4:	KIF21B	O75037	S1222	SPLTRRKSYDRGQPI	55 / 9 AA	183
Phosphosite 5:	RNASEN	Q9NRR4	S280	RTPSRHRSYERSRER	66 / 9 AA	159
Phosphosite 6:	CDK13	Q14004	S375	PSYSRHSSYERGGDV	66 / 9 AA	165
Phosphosite 7:	TULP4	Q9NRJ4	Y40	KPVCRRRYYEEGWLA	66 / 9 AA	169
Phosphosite 8:	KIF21B	O75037	Y1223	PLTRRKSYDRGQPIR	62 / 8 AA	183
Phosphosite 9:	KIF21A	Q7Z4S6	Y1247	PVTRRKAYEKAEKSK	62 / 8 AA	187
Phosphosite 10:	BBOX1	O75936	Y352	LLHGRRSYEAGTEIS	85 / 7 AA	45
Phosphosite 11:	HS3ST3A1	Q9Y663	Y192	PHFFDRSYDKGLAWY	83 / 6 AA	45
Phosphosite 12:	HS3ST3B1	Q9Y662	Y177	PHFFDRSYDKGLAWY	83 / 6 AA	43
Phosphosite 13:	BBOX1	O75936	S351	RLLHGRRSYEAGTEI	85 / 7 AA	45
Phosphosite 14:	PPP1R12C	Q9BZL4	Y533	SRDRRRSYQMPVRDE	71 / 7 AA	85
Phosphosite 15:	ACACA	Q13085	Y142	RSIRRWSYEMFRNER	71 / 7 AA	266
Phosphosite 16:	KIAA0895	Q8NCT3	S224	PKPQLSRSFEKGDDF	83 / 6 AA	61
Phosphosite 17:	PPP1R12C	Q9BZL4	S532	DSRDRRRSYQMPVRD	71 / 7 AA	85
Phosphosite 18:	HS3ST4	Q9Y661	Y237	PHFFDRNYEKGLEWY	83 / 6 AA	50
Phosphosite 19:	TULP4	Q9NRJ4	Y41	PVCRRRYYEEGWLAT	75 / 8 AA	169
Phosphosite 20:	SSRP1	Q08945	Y607	AEDARRDYEKAMKEY	71 / 7 AA	81