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:	USP4
Human P-Site:	S722
P-Site Sequence:	YGTADINSLAADGKL
UniProt:	Q13107
Intern. Prot. ID:	IPI00011836

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	USP4	Q13107	S722	YGTADINSLAADGKL	100 / 9 AA	109
Phosphosite 1:	KNDC1	Q76NI1	T1716	FSGADISTLAADSRA	77 / 9 AA	191
Phosphosite 2:	C12orf4	Q9NQ89	S192	LTDQDVNSLAAQHFE	75 / 8 AA	64
Phosphosite 3:	GLB1L	Q6UWU2	S637	LHRTHINSLSADTLS	66 / 9 AA	74
Phosphosite 4:	MTIF2	P46199	S126	NTDIDIDSLEADSHL	75 / 8 AA	81
Phosphosite 5:	ALB	P02768	S328	EMPADLPSLAADFVE	77 / 9 AA	69
Phosphosite 6:	GLB1L	Q6UWU2	S639	RTHINSLSADTLSAS	85 / 7 AA	74
Phosphosite 7:	ASB2	Q96Q27	T251	KYGADINTQASDNAS	66 / 9 AA	65
Phosphosite 8:	KNDC1	Q76NI1	S1715	RFSGADISTLAADSR	75 / 8 AA	191
Phosphosite 9:	PIK3CG	P48736	S751	KVTLDIKSLSAEKYD	62 / 8 AA	126
Phosphosite 10:	LAMA3	Q16787	S2075	RQVKEINSLQSDFTK	62 / 8 AA	367
Phosphosite 11:	DEFB134	Q4QY38	S23	PVLAGINSLSSEMHK	55 / 9 AA	8
Phosphosite 12:	SMG7	Q92540	S514	QETSVIESLAADGSP	85 / 7 AA	127
Phosphosite 13:	CCNA1	P78396	S200	SQSEDISSLGTDVIN	55 / 9 AA	52
Phosphosite 14:	MAGED2	Q9UNF1	S101	VLAAENKSLAADTKK	66 / 9 AA	65
Phosphosite 15:	FAM135A	Q9P2D6	S842	SSLTSINSLPSDDEL	71 / 7 AA	170
Phosphosite 16:	ATAD5	Q96QE3	T1838	IPKETVNTLAADFP_	71 / 7 AA	208
Phosphosite 17:	FAM59A	Q9H706	S710	LESTDVKSLAAGVTK	55 / 9 AA	97
Phosphosite 18:	ZNF280A	P59817	S257	LAMTDISSLASQNKT	55 / 9 AA	61
Phosphosite 19:	SAMD9	Q5K651	S1510	KKTPDINSLWQSGDV	83 / 6 AA	184
Phosphosite 20:	CCDC40	Q4G0X9	T1046	VIQADFDTLEADLTR	55 / 9 AA	130