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:	RNF121
Human P-Site:	S238
P-Site Sequence:	QQIFVDVSEEGIIEN
UniProt:	Q9H920
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	RNF121	Q9H920	S238	QQIFVDVSEEGIIEN	100 / 9 AA	38
Phosphosite 1:	SERPINB11	Q96P15	S340	HKSYLDVSEEGTEAA	66 / 9 AA	44
Phosphosite 2:	C17orf47	Q8NEP4	S523	TAFFLDVSEEMYNRV	85 / 7 AA	63
Phosphosite 3:	ZZZ3	Q8IYH5	S183	EIKKVNVSEEGPLNS	85 / 7 AA	102
Phosphosite 4:	Putative uncharacterized protein LOC342346	A6NNT2	S233	DAMFTSVSEEGRGG_	75 / 8 AA	27
Phosphosite 5:	SERPINA9	Q86WD7	S360	HKAVLDVSEEGTEAT	75 / 8 AA	47
Phosphosite 6:	UBTF	P17480	S273	KHPELNISEEGITKS	62 / 8 AA	89
Phosphosite 7:	GSN	P06396	S261	GRARVHVSEEGTEPE	75 / 8 AA	86
Phosphosite 8:	PEX13	Q92968	S287	EYDFAAVSEEEISFR	66 / 9 AA	44
Phosphosite 9:	SMYD1	Q8NB12	S259	YIDFLNVSEERKRQL	71 / 7 AA	57
Phosphosite 10:	ZNF148	Q9UQR1	S124	EITFTDVSEQLMRDK	71 / 7 AA	89
Phosphosite 11:	ANK3	Q12955	S2523	SKIYKDVSENGVGKV	55 / 9 AA	480
Phosphosite 12:	SRGAP2	O75044	S132	IPRFVQVSEDSGRLF	62 / 8 AA	121
Phosphosite 13:	CNNM1	Q9NRU3	S246	GGTGEDYSEEGIHFP	85 / 7 AA	97
Phosphosite 14:	CCDC146	Q8IYE0	S42	DERFVDLSETPAFIF	83 / 6 AA	113
Phosphosite 15:	eIF4B	P23588	T108	GNLPYDVTEESIKEF	71 / 7 AA	69
Phosphosite 16:	EXOC3L	Q86VI1	S677	RQQFPDVSEDHVSAL	55 / 9 AA	82
Phosphosite 17:	SPTBN4	Q9NRC6	S1636	QQYFLDVSELEGWVE	83 / 6 AA	417
Phosphosite 18:	FLJ11506	Q6PD74	S118	ILVCDRVSEDGINRQ	83 / 6 AA	35
Phosphosite 19:	RAB20	Q9NX57	T118	VGNKVDLTEEGALAG	71 / 7 AA	26
Phosphosite 20:	SYCP2	Q9BX26	S140	LLVIHDVSDEGKKQV	62 / 8 AA	176