Table 3.

Mass spectrometry data for PAXYB1.

PAXYB1 protein	Predicted function	Mol. mass (kDa)	No. of peptides	No. of unique peptides	Sequence coverage (%)	Protein bands	Previous identification in φKMV	Previous identification in LKD16	Previous identification in M32
ORF16	hypothetical protein	13.3	4	4	37.82	PB16	−	−	−
ORF39	hypothetical protein	10.5	38	7	81.63	PB16	+	+	+
ORF41	head-tail connector protein	56.2	89	26	53.33	PB7	+	+	+
ORF42	scaffolding protein	33.2	3	3	13.04	PB9	+	−	−
ORF43	capsid protein	37.7	670	33	85.07	PB8	+	+	+
ORF44	tail tubular protein A	21.2	12	6	32.61	PB13	+	+	+
ORF45	tail tubular protein B	92.0	82	36	46.97	PB4	+	+	+
ORF46	Internalvirion protein	18.8	21	8	44.20	PB14	−	+	+
ORF47	Internalvirion protein	98.2	147	49	52.00	PB4	+	+	+
ORF48	Internalvirion protein	144.0	159	61	47.57	PB1	+	+	+
ORF49	putative tail fiber protein	28.4	38	13	52.59	PB11	+	+	+
ORF50	putative tail fiber protein	16.8	5	2	21.71	PB15	−	−	−
ORF51	putative tail fiber protein	33.2	40	9	28.90	PB9	+	+	+
ORF52	putative tail fiber protein	22.6	25	9	48.76	PB12	−	+	+
ORF57	Rz protein	12.0	2	2	12.84	PB16	−	−	−
ORF59	putative structural protein	10.5	93	6	83.65	PB16	+	+	+
ORF60	putative structural protein	6.9	8	3	43.75	PB17	+	+	+

The proteins detected by MS are listed with their predicted functions and molecular mass. Molecular mass was calculated from the gene sequence. The number of identified peptides and unique peptides in each protein and the corresponding protein sequence coverage are also indicated.