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:	HECTD3
Human P-Site:	S558
P-Site Sequence:	MSEELCPSSADTPVP
UniProt:	Q5T447
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	HECTD3	Q5T447	S558	MSEELCPSSADTPVP	100 / 9 AA	97
Phosphosite 1:	HECTD3	Q5T447	S559	SEELCPSSADTPVPL	100 / 8 AA	97
Phosphosite 2:	CARD10	Q9BWT7	S889	SGEELCPSSAPGAPK	100 / 7 AA	116
Phosphosite 3:	SERTAD2	Q14140	T182	EIEELCPTSTSTEAA	66 / 9 AA	34
Phosphosite 4:	ANKIB1	Q9P2G1	S952	ARSDFCPSSSDPDSA	62 / 8 AA	122
Phosphosite 5:	ARHGEF5	Q12774	S936	TNFLCPSSPTTPWTP	75 / 8 AA	177
Phosphosite 6:	PVR	P15151	S384	HCHLCPSSTEHASAS	71 / 7 AA	45
Phosphosite 7:	SSPO	A2VEC9	S2806	SRSRLCPSPGDSSCP	62 / 8 AA	548
Phosphosite 8:	CARD10	Q9BWT7	S890	GEELCPSSAPGAPKA	100 / 6 AA	116
Phosphosite 9:	FBN1	P35555	T2101	DPCELCPTEPDEAFR	62 / 8 AA	312
Phosphosite 10:	FAM71B	Q8TC56	S157	FYLQLCPSSDTREDL	83 / 6 AA	65
Phosphosite 11:	C20orf23	Q96L93	T1143	VISEGCSTSADTMKD	66 / 9 AA	152
Phosphosite 12:	CCDC159	P0C7I6	S73	ETLGCPASGDTVRTA	71 / 7 AA	46
Phosphosite 13:	KIAA1797	Q5VW36	S1508	GSPELCPSALHGLSQ	83 / 6 AA	200
Phosphosite 14:	CNTN2	Q02246	S517	KITLAPSSADINLGD	75 / 8 AA	113
Phosphosite 15:	CAPN8	A6NHC0	S84	RPTELCPSPQFIVGG	83 / 6 AA	77
Phosphosite 16:	FGD5	Q6ZNL6	S1061	LNNLCPDSAEYDNTQ	71 / 7 AA	160
Phosphosite 17:	ADAMTS15	Q8TE58	S572	CNLEPCPSSASGKSF	85 / 7 AA	103
Phosphosite 18:	ANKIB1	Q9P2G1	S953	RSDFCPSSSDPDSAG	71 / 7 AA	122
Phosphosite 19:	HEMGN	Q9BXL5	S247	KILPCPTSEDTADLA	71 / 7 AA	55
Phosphosite 20:	SLC4A3	P48751	S239	RERLCPGSALGNPGG	83 / 6 AA	136