Table 1.

List of Streptococcus pneumoniae proteins selected for on-chip protein microarray experiments.

Locus ID S. pneumoniae TIGR4	Protein	Subcellular location	Molecular weight (Da)	Ortholog in Streptococcus mitis NCTC12261	% Identity
SP0013	Cell division protein FtsH	Membrane	71,326	NAa	93
SP0091	ABC transporter; permease protein	Membrane	34,545	SM12261_0720	93
SP0092	ABC transporter substrate-binding protein	Extracellular	54,485	SM12261_0719	92
SP0102	Glycosyl transferase	Membrane	40,703	No significant similarity	–
SP0107	LysM domain protein	Extracellular	20,921	SM12261_0703	96
SP0117	Surface protein A	Membrane	82,764	No significant similarity	–
SP0385	Hypothetical protein	Membrane	27,192	SM12261_1022	95
SP0523	ABC transporter, permease protein, putative	Membrane	40,505	SM12261_0538	94
SP0704	Hypothetical protein	Membrane	28,261	No significant similarity	–
SP0749	Branched-chain amino acid ABC transporter; amino acid-binding protein (livJ)	Extracellular	40,414	SM12261_0255	94
SP0751	Branched-chain amino acid ABC transporter; permease protein (livM)	Membrane	33,564	SM12261_0253	96
SP0954	Competence protein CelA	Membrane	23,181	SM12261_1388	92
SP1002	Adhesion lipoprotein (lmb)	Extracellular	33,951	SM12261_0792	93
SP1067	Cell division protein FtsW; putative	Membrane	45,449	No significant similarity	–
SP1069	Conserved hypothetical protein	Extracellular	36,428	SM12261_1418	90
SP1264	Conserved domain protein	Membrane	38,825	No significant similarity	–
SP1400	Phosphate ABC transporter, phosphate-binding protein, putative	Extracellular	31,201	SM12261_0153	78
SP1601	Conserved hypothetical protein	Membrane	24,619	SM12261_0284	92
SP1604	Hypothetical protein	Membrane	16,812	SM12261_0287	79
SP1628	Hypothetical protein	Membrane	8,493	NA	97
SP1650	Manganese ABC transporter; manganese-binding adhesion lipoprotein (PsaA)	Extracellular	34,593	SM12261_0346	95
SP1684	PTS system; IIBC components	Membrane	54,471	SM12261_0375	98
SP1839	ABC transporter ATP-binding protein/permease	Membrane	65,551	NA	92
SP1952	Hypothetical protein	Membrane	36,169	No significant similarity	–
SP1964	DNA-entry nuclease (endA)	Membrane	29,890	SM12261_0490	93
SP2013	Conserved hypothetical protein	Membrane	35,985	No significant similarity	–
SP2051	Competence protein CglC (cglC)	Membrane	12,177	SM12261_0632	91
SP2108	Maltose/maltodextrin ABC transporter maltose/maltodextrin-binding protein	Extracellular	45,337	SM12261_0678	96
SP2201	Choline-binding protein D	Extracellular	50,349	SM12261_0760	89
SP2239	Serine protease	Membrane	41,842	SM12261_0790	94

^aNA, not annotated in the NCBI database, but present in the genome sequences.