locus-tag	class	description
pVa4_0001	COG0582	viral genome integration into host DNA
pVa4_0022	COG2404	hydrolase activity, acting on ester bonds
pVa4_0049	COG1403	HNH endonuclease
pVa4_0055	COG3772	lysozyme
pVa4_0063	COG1802	Transcriptional regulator
pVa4_0063	COG4626	Terminase
pVa4_0066	COG0740	serine-type endopeptidase activity