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:	USP53
Human P-Site:	S105
P-Site Sequence:	IRHALAESFKDEQRF
UniProt:	Q70EK8
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	USP53	Q70EK8	S105	IRHALAESFKDEQRF	100 / 9 AA	121
Phosphosite 1:	FLJ40584	Q8N1K5	T633	GATAIAETFKNEKHQ	66 / 9 AA	74
Phosphosite 2:	ZNF35	P13682	S179	NDCHLPESFKEEENQ	75 / 8 AA	58
Phosphosite 3:	TTC14	Q96N46	T414	KALALDETFKDAEDA	75 / 8 AA	88
Phosphosite 4:	KIAA1632	Q9HCE0	S2014	CIDSLHESFKDKLLP	75 / 8 AA	292
Phosphosite 5:	NXF1	Q9UBU9	Y435	ARSSLAEYFKDSRNV	75 / 8 AA	70
Phosphosite 6:	CCDC27	Q2M243	S406	RASSLAESFEEELLA	66 / 9 AA	75
Phosphosite 7:	Stomatin	P27105	S18	EAQRLPDSFKDSPSK	71 / 7 AA	32
Phosphosite 8:	SH3BP1	Q9Y3L3	S84	LSTTMAESFKELDPD	62 / 8 AA	76
Phosphosite 9:	USP54	Q70EL1	T106	LRSALAKTFQDEQRF	66 / 9 AA	187
Phosphosite 10:	TRMU	O75648	S169	KLLQAADSFKDQTFF	71 / 7 AA	48
Phosphosite 11:	SMUG1	Q53HV7	S30	CPGSLAESFLEEELR	66 / 9 AA	30
Phosphosite 12:	TRAK1	Q9UPV9	S723	RRLSLAESFTNTRES	62 / 8 AA	106
Phosphosite 13:	HRH4	Q9H3N8	S156	PMILVSESWKDEGSE	62 / 8 AA	44
Phosphosite 14:	DENND4A	Q7Z401	S668	RLIELDESFKSEHTV	75 / 8 AA	209
Phosphosite 15:	OPHN1	O60890	S86	DEINIAESFKEFAEL	71 / 7 AA	92
Phosphosite 16:	C3orf20	Q8ND61	T619	LESSIAETLKDEPES	55 / 9 AA	101
Phosphosite 17:	TCTE3	Q8IZS6	S111	VQQILTESLKDVKYD	71 / 7 AA	23
Phosphosite 18:	GRHL2	Q6ISB3	S219	PDSTYSESFKDAATE	62 / 8 AA
Phosphosite 19:	ERAP1	Q9NZ08	S821	LQWLLDESFKGDKIK	62 / 8 AA	107
Phosphosite 20:	TXNDC10	Q96JJ7	S34	FVEDLDESFKENRND	71 / 7 AA	52