Table 3.

Summary of mass spectrometry data.

Phage	ORF	Putative function	No. of peptides	Coverage (%)
93 (FIGURE 2A. CONTROL)
	07	Portal protein	12	38
	15	Major tail protein	10	51
	16	Tail protein extension	6	53
	19	TMP	19	24
	20	Dit	14	33
	21	Tal	8	24
	23	RBP	11	58
93 PVP (FIGURE 2A 3% PVP)
Band 1:	16	Tail protein extension	4	44
	15	Major tail protein	3	12
Band 2:	15	Major tail protein	4	20
Band 3:	16	Tail protein extension	2	17
	16	Major tail protein	4	29
	7	Portal protein	3	10
	8	Protease	6	48
	10	Hypothetical structural protein 1	3	44
	11	Hypothetical structural protein 2	2	27
	13	Hypothetical structural protein 3	1	14
	14	Hypothetical structural protein 4	4	35

Structural proteins extracted from purified phage 93 particles before (93) and after (93 PVP) exposure to 3% w/v PVP via electrospray ionization-tandem mass spectrometry (ESI-MSI/MS). A minimum of either two independent unique peptides or 5% sequence coverage were used as threshold values.