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:	TRIM21
Human P-Site:	S238
P-Site Sequence:	ELDRRCHSSALELLQ
UniProt:	P19474
Intern. Prot. ID:	IPI00018971

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	TRIM21	P19474	S238	ELDRRCHSSALELLQ	100 / 9 AA	54
Phosphosite 1:	TRIM21	P19474	S239	LDRRCHSSALELLQE	100 / 8 AA	54
Phosphosite 2:	C9orf150	Q8IV03	S90	GSPRGSHSSALERLE	77 / 9 AA	25
Phosphosite 3:	CLK1	P49759	S36	KRRKRSHSSAQENKR	66 / 9 AA	57
Phosphosite 4:	CLK4	Q9HAZ1	S35	KRKRRSHSSTQENRH	66 / 9 AA	57
Phosphosite 5:	LRFN1	Q9P244	S674	VGPRRSRSGALEPPT	66 / 9 AA	82
Phosphosite 6:	PLEKHN1	Q494U1	S240	GGPRRCHSAPPQGSC	55 / 9 AA	72
Phosphosite 7:	ZNF70	Q9UC06	S377	GKAFCHSSALIQHQR	100 / 6 AA	51
Phosphosite 8:	NTN3	O00634	S77	SDPRRAHSPALLTSP	75 / 8 AA	61
Phosphosite 9:	C9orf150	Q8IV03	S91	SPRGSHSSALERLET	85 / 7 AA	25
Phosphosite 10:	CLK1	P49759	S37	RRKRSHSSAQENKRC	75 / 8 AA	57
Phosphosite 11:	ZNF578	Q96N58	T57	ARHRRCHTSEKPYKC	71 / 7 AA	43
Phosphosite 12:	Cyclin H	P51946	S282	QKLERCHSAELALNV	71 / 7 AA	38
Phosphosite 13:	ARHGAP36	Q6ZRI8	T343	MPPCHSDTLERLLKA	71 / 7 AA	62
Phosphosite 14:	DOK3	Q7L591	S284	EAGRRCHSGEGLFAF	83 / 6 AA	53
Phosphosite 15:	KLHDC10	Q6PID8	S320	PAARRCHSCVQIKND	71 / 7 AA	49
Phosphosite 16:	HERC1	Q15751	S4355	ISAGRCHSAAWTAPP	71 / 7 AA	532
Phosphosite 17:	HERC2	O95714	S2772	KQLKRCHSSQPGMLL	83 / 6 AA	527
Phosphosite 18:	PRIM1	P49642	S123	DDVRRCCSSADICPK	85 / 7 AA	50
Phosphosite 19:	PCNT	O95613	S1814	ADQERRHSQALEALQ	75 / 8 AA	378
Phosphosite 20:	FAM86A	Q96G04	S191	YIFSDCHSRVLEQLR	71 / 7 AA	37