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:	UBA1
Human P-Site:	S305
P-Site Sequence:	PKKISFKSLVASLAE
UniProt:	P22314
Intern. Prot. ID:	IPI00645078

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	UBA1	P22314	S305	PKKISFKSLVASLAE	100 / 9 AA	118
Phosphosite 1:	HEATR5A	Q86XA9	S1991	QYSSVFKSLVASSPA	100 / 7 AA	222
Phosphosite 2:	SLC25A21	Q9BQT8	S55	TDPNSYKSLVDSFRM	75 / 8 AA	33
Phosphosite 3:	UBA1	P22314	S302	VKVPKKISFKSLVAS	100 / 6 AA	118
Phosphosite 4:	DONSON	Q9NYP3	S420	NFLINSKSLVATSGP	66 / 9 AA	63
Phosphosite 5:	SAMD9L	Q8IVG5	S372	AFLQNLKSLVASRKE	75 / 8 AA	184
Phosphosite 6:	C12orf35	Q9HCM1	S1233	VTVVQFKSLVNNPKT	55 / 9 AA	195
Phosphosite 7:	Smc4	Q9NTJ3	S574	QEETNFKSLVHDLFQ	71 / 7 AA	147
Phosphosite 8:	UBE2Q1	Q7Z7E8	Y402	LTRAQQSYKSLVQIH	83 / 6 AA	46
Phosphosite 9:	RRP12	Q5JTH9	S639	RPTDVAISFKGLART	83 / 6 AA	144
Phosphosite 10:	UBE2Q1	Q7Z7E8	S404	RAQQSYKSLVQIHEK	83 / 6 AA	46
Phosphosite 11:	CETN1	Q12798	S122	DDETGKISFKNLKRV	83 / 6 AA	20
Phosphosite 12:	CETN2	P41208	S122	DDETGKISFKNLKRV	83 / 6 AA	20
Phosphosite 13:	STX19	Q8N4C7	S77	KFGQQQKSLVASMRR	100 / 6 AA	34
Phosphosite 14:	Ubiquitin-conjugating enzyme E2Q-like protein 1	A1L167	S143	EAEATFKSLVKTHEK	83 / 6 AA	18
Phosphosite 15:	Fez1	Q99689	S58	SEIISFKSMEDLVNE	83 / 6 AA	45
Phosphosite 16:	Fez1	Q99689	S55	NFSSEIISFKSMEDL	83 / 6 AA	45
Phosphosite 17:	ZFP1	Q6P2D0	S197	DKAFSFKSLLISHKR	66 / 9 AA	48
Phosphosite 18:	SLC4A1AP	Q9BWU0	S501	EKPETFESLVAKLND	71 / 7 AA	89
Phosphosite 19:	TIGD2	Q4W5G0	S27	KKLEEGISFKKLSVV	83 / 6 AA	60
Phosphosite 20:	FAM71D	Q8N9W8	S106	DTETLFKSLLTSPPA	71 / 7 AA	47