Table I.

Proteins identified from BN/SDS-PAGE

Spota	Accession numberb	Protein name	Abbreviation	Theoretical molecular mass	Score MS/MSc	Matched peptides	Localization
				Da
1	gi 3282771	Actin-binding protein 278	ABP-278	278,018	169	5	Cytoskeleton
2	gi 4504743	Integrin α2	ITAG2	129,214	58	2	Cytoskeleton
3	gi 306891	90-kDa heat shock protein	HSP90	83,242	140	7	Cytoplasm
4	gi 21361368	Pyrroline-5-carboxylate synthetase isoform 1	ALDH18A1	87,248	67	2	Mitochondrion
5	gi 49457432	G22P1	Ku70	69,829	73	3	Cytoplasm, nucleus
6	gi 5729877	Heat shock protein 70	HSP70	70,854	49	2	Cytoplasm
7	gi 88567	Ribophorin II	RNP2	69,259	55	1	Endoplasmic reticulum
8	gi 45595681	Heat shock protein 60	HSP60	61,016	397	35	Mitochondrion, cytoplasm
9	gi 32015	α-Tubulin	α-Tubulin	49,761	72	2	Cytoskeleton
10	gi 45044327	Hydroxyacyl dehydrogenase	HADH	51,262	76	2	Mitochondrion
11	gi 31645	Glyceraldehyde-3-phosphate dehydrogenase	GAPDH	36,031	73	2	Cytoplasm
12	gi 5729887	IQ motif-containing GTPase-activating protein 2	IQGAP2	180,500	212	6	Cytoplasm, cytoskeleton
13	gi 31621305	Leucine-rich PPRd motif-containing protein	LRP130	157,805	131	4	Mitochondrion, nucleus
14	gi 62088648	Heat shock protein gp96	HSP gp96	92,411	221	6	Endoplasmic reticulum
15	gi 306891	Heat shock protein 90	HSP90	83,242	418	12	Cytoplasm, nucleus
16	gi 35038	ATP-dependent DNA helicase II	Ku86	82,652	82	3	Nucleus, cytoplasm
17	gi 1143492	BiP	Bip	72,071	262	8	Cytoplasm
18	gi 49457432	G22P1	Ku70	69,829	251	12	Cytoplasm, nucleus
19	gi 5729877	Heat shock protein 70	HSP70	70,854	102	4	Cytoplasm, nucleus
20	gi 3273228	Acyl-coenzyme A dehydrogenase	ACAD	70,391	111	3	Mitochondrion
21	gi 20151194	Glutamate dehydrogenase	GLUD	55,973	349	11	Mitochondrion
22	gi 23468343	Translation elongation factor 1	EF1	50,109	155	4	Cytoplasm
23	gi 33150754	GTP-binding protein	CDC42	44,715	43	1	Cytoplasm
24	gi 31645	Glyceraldehyde-3-phosphate dehydrogenase	GAPDH	36,031	52	1	Cytoplasm

^aThe letters correspond to the marked letters on the gel in Fig. 1B. Spots 1–11 come from the 450-kDa complex, and spots 12–24 come from the 250-kDa complex.

^bNCBInr database accession number.

^cScore from Mascot (Matrix Science). Individual scores >35 indicate identity (p < 0.05).

^dPentatricopeptide repeat.