TABLE 2.

Key characteristics of the E1B-55K mutant viruses used in this study

Virus	E1B-55K mutation(s)	Likely defect	Reference(s) or source
dl110	Deletion, frameshift	Null	42
dl1520	Stop codon, deletion	Null	39
dl338	Deletion	Null	41
4149	4 stop codons	Null for all 55K related	104
4100	None	None	43
4108	T255A	E4orf6 binding	Identical mutation to virus described in reference 60
4109	H260A	p53 binding, E4orf6 binding	Identical mutation to virus described in reference 60
4127	C454S C456S	Mre11 binding	105
4174	S490A S491A T495A	Non-phospho C terminus	10, 106, 107
4185	P70T S73A	Unknown (P70T S73A)	108
4197	E472A	Daax interaction 1	55
4198	K185A K187A	Daax interaction 2	55
4216	GVVI233–236AAAS	SUMO interaction	Not published
4217	V339A V341A I342S	SUMO interaction	Not published
4227	S490D S491D T494D	Phosphomimetic C terminus	57, 107