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:	USP54
Human P-Site:	S727
P-Site Sequence:	SMGGWTKSQPFSGEE
UniProt:	Q70EL1
Intern. Prot. ID:	IPI00418210

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	USP54	Q70EL1	S727	SMGGWTKSQPFSGEE	100 / 9 AA	187
Phosphosite 1:	MDN1	Q9NU22	S2478	KTSSWTRSQPFTLQD	66 / 9 AA	633
Phosphosite 2:	KIAA1462	Q9P266	S1156	RKCGWTKSPLFVGDR	75 / 8 AA	148
Phosphosite 3:	DBF4B	Q8NFT6	T600	AKPQGWNTPQPFLHC	62 / 8 AA	67
Phosphosite 4:	Putative uncharacterized protein ENSP00000334305	Q3C1V9	S87	RHAGWNRSQPSPELA	71 / 7 AA	85
Phosphosite 5:	HTR3C	Q8WXA8	T409	GGSGWTKTQLMELWV	62 / 8 AA	50
Phosphosite 6:	CLEC2D	Q9UHP7	S99	DTKNWTSSQRFCDSQ	55 / 9 AA	22
Phosphosite 7:	NHSL1	Q5SYE7	S198	TQTNWTKSLPLPTPE	55 / 9 AA	171
Phosphosite 8:	Cytohesin 4	Q9UIA0	S240	NLFDSIKSEPFSIPE	55 / 9 AA	46
Phosphosite 9:	HTR3C	Q8WXA8	T407	PDGGSGWTKTQLMEL	83 / 6 AA	50
Phosphosite 10:	Rapgef3	O95398	T596	LAQEDGWTKGQVLVK	83 / 6 AA	104
Phosphosite 11:	VGLL1	Q99990	T87	WRYSSPWTKPQPEVP	83 / 6 AA	29
Phosphosite 12:	SKT	Q5T5P2	S1521	GQQVETKSQPHSLAT	85 / 7 AA	214
Phosphosite 13:	GIPC3	Q8TF64	S183	MLRELPKSQPFTLRL	55 / 9 AA	34
Phosphosite 14:	SYNGAP1	Q96PV0	T144	LKSSIKRTKSQPKLD	83 / 6 AA	148
Phosphosite 15:	DAB2IP	Q5VWQ8	T90	LKGSIKRTKSQPKLD	83 / 6 AA	132
Phosphosite 16:	CLEC2D	Q9UHP7	S98	DDTKNWTSSQRFCDS	62 / 8 AA	22
Phosphosite 17:	SYNGAP1	Q96PV0	S146	SSIKRTKSQPKLDRT	83 / 6 AA	148
Phosphosite 18:	DAB2IP	Q5VWQ8	S92	GSIKRTKSQPKLDRN	83 / 6 AA	132
Phosphosite 19:	PCDH17	O14917	S927	MKTTSTKSQPLEQEP	71 / 7 AA	126
Phosphosite 20:	DONSON	Q9NYP3	S168	TRLLFTSSQPFTWAD	62 / 8 AA	63