Table 1.
List of proteins identified by tandem mass spectrometry (MS/MS) (either by quadrupole-time-of-flight (Q-TOF) or Orbitrap) from the coomassie blue-stained gel (presented in Figure 3).
Master Spot Number | Targets of Senescence | Targets of Selenium in Young Cells | Targets of Selenium in Senescent Cells | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Protein Name | Gene Name | MS Ident | Score | Nb | Nb acc | Average Ratio (S/Y) | p Value | Average Ratio (Sup/Dpl) | p Value | Average Ratio (Sup/Dpl) | p Value | |
Mascot | Peptides | |||||||||||
Proteins Targets Common to Three Conditions | ||||||||||||
754 | Vinculin | VCL | Orbitrap | 452 | 15 | P18206 | 2.40 | 0.01800 | 2.68 | 0.01800 | 3.06 | 0.00540 |
2057 | Ferritin light chain | FTL | Orbitrap | 422 | 21 | P02792 | 1.91 | 0.00260 | −1.78 | 0.00046 | −3.05 | 0.00000 |
1870 | Superoxide dismutase [Mn], mitochondrial | SOD2 | Orbitrap | 165 | 5 | P04179 | 1.58 | 0.00016 | −1.64 | 0.00057 | −2.42 | 0.00086 |
1870 | Ubiquitin carboxyl-terminal hydrolase isozyme L1 | UCHL1 | Orbitrap | 197 | 12 | P09936 | 1.58 | 0.00016 | −1.64 | 0.00057 | −2.42 | 0.00086 |
1869 | Ubiquitin carboxyl-terminal hydrolase isozyme L1 | UCHL1 | Q-TOF | 251 | 9 | P09936 | 1.54 | 0.00010 | −1.51 | 0.00013 | −2.34 | 0.00003 |
Proteins Targets Common to Two Conditions | ||||||||||||
600 | Glycyl-tRNA synthetase | GARS | Q-TOF | 88 | 4 | P41250 | 1.90 | 0.00059 | −2.09 | 0.00150 | ||
600 | Mitochondrial inner membrane protein | IMMT | Q-TOF | 72 | 2 | Q16891 | 1.90 | 0.00059 | −2.09 | 0.00150 | ||
579 | Glycyl-tRNA synthetase | GARS | Orbitrap | 1047 | 47 | P41250 | 1.64 | 0.00300 | −1.63 | 0.00130 | ||
579 | Mitochondrial inner membrane protein | IMMT | Orbitrap | 1000 | 45 | Q16891 | 1.64 | 0.00300 | −1.63 | 0.00130 | ||
579 | Vinculin | VCL | Orbitrap | 940 | 31 | P18206 | 1.64 | 0.00300 | −1.63 | 0.00130 | ||
1546 | Prohibitin-2 | PHB2 | Q-TOF | 191 | 6 | Q99623 | 4.48 | 0.00078 | 2.69 | 0.00140 | ||
789 | 78 kDa glucose-regulated protein | HSPA5 | Orbitrap | 660 | 22 | P11021 | 2.67 | 0.00280 | 4.47 | 0.00073 | ||
1500 | L-lactate dehydrogenase B chain | LDHB | Orbitrap | 235 | 6 | P07195 | 2.61 | 0.00029 | 2.33 | 0.00010 | ||
1500 | Malate dehydrogenase, cytoplasmic | MDH1 | Orbitrap | 380 | 15 | P40925 | −2.61 | 0.00029 | 2.33 | 0.00010 | ||
761 | Heat shock cognate 71 kDa protein | HSPA8 | Orbitrap | 557 | 20 | P11142 | 2.60 | 0.00540 | 1.79 | 0.01200 | ||
761 | Stress-70 protein, mitochondrial | HSPA9 | Orbitrap | 573 | 20 | P38646 | 2.60 | 0.00540 | 1.79 | 0.01200 | ||
753 | Gelsolin | GSN | Orbitrap | 252 | 10 | P06396 | 2.40 | 0.01100 | 2.80 | 0.00230 | ||
1385 | Actin, cytoplasmic 1 | ACTB | Orbitrap | 184 | 6 | P60709 | 2.33 | 0.00099 | 1.96 | 0.01500 | ||
1385 | Translation initiation factor eIF-2B subunit beta | EIF2B2 | Orbitrap | 302 | 9 | P49770 | 2.33 | 0.00099 | 1.96 | 0.01500 | ||
1382 | Biliverdin reductase A | BLVRA | Q-TOF | 97 | 5 | P53004 | 2.27 | 0.00130 | 2.14 | 0.00510 | ||
753 | Heat shock protein 70 kDa | HSPA1A | Orbitrap | 252 | 7 | P08107 | 2.21 | 0.01100 | 2.80 | 0.00230 | ||
752 | Heat shock protein 70 kDa | HSPA1A | Orbitrap | 687 | 24 | P08107 | 2.21 | 0.01500 | 2.50 | 0.00300 | ||
1503 | Desmoplakin | DSP | Orbitrap | 198 | 10 | P15924 | 2.21 | 0.00190 | 1.90 | 0.00095 | ||
1503 | L-lactate dehydrogenase B chain | LDHB | Orbitrap | 225 | 5 | P07195 | 2.21 | 0.00190 | 1.90 | 0.00095 | ||
1503 | Malate dehydrogenase, mitochondrial | MDH2 | Orbitrap | 172 | 6 | P40926 | 2.21 | 0.00190 | 1.90 | 0.00095 | ||
1383 | Elongation factor 2 | EEF2 | Orbitrap | 260 | 11 | P13639 | 2.15 | 0.00120 | 2.42 | 0.01200 | ||
1383 | PDZ domain-containing protein GIPC1 | GIPC1 | Orbitrap | 244 | 7 | O14908 | 2.15 | 0.00120 | 2.42 | 0.01200 | ||
1383 | Transaldolase | TALDO1 | Orbitrap | 164 | 5 | P37837 | 2.15 | 0.00120 | 2.42 | 0.01200 | ||
1837 | Peroxiredoxin-6 | PRDX6 | Q-TOF | 214 | 11 | P30041 | 2.04 | 0.00020 | −1.54 | 0.01300 | ||
553 | Neutral alpha-glucosidase | GANAB | Orbitrap | 416 | 15 | Q14697 | 1.85 | 0.00007 | −1.64 | 0.00140 | ||
553 | Programmed cell death 6-interacting protein | PDCD6IP | Orbitrap | 482 | 18 | Q8WUM4 | 1.85 | 0.00007 | −1.64 | 0.00140 | ||
553 | Caldesmon | CALD1 | Q-TOF | 365 | 20 | Q05682 | 1.85 | 0.00007 | −1.64 | 0.00140 | ||
553 | Neutral alpha-glucosidase AB | GANAB | Q-TOF | 422 | 20 | Q14697 | 1.85 | 0.00007 | −1.64 | 0.00140 | ||
1635 | Annexin A1 | ANXA1 | Orbitrap | 486 | 12 | P04083 | 1.84 | 0.00096 | −2.54 | 0.00460 | ||
1635 | Guanine nucleotide-binding protein subunit beta-2-like 1 | GNB2L1 | Orbitrap | 647 | 22 | P63244 | 1.84 | 0.00096 | −2.54 | 0.00460 | ||
1635 | Syntenin-1 | SDCBP | Orbitrap | 747 | 22 | O00560 | 1.84 | 0.00096 | −2.54 | 0.00460 | ||
1211 | Actin, cytoplasmic 2 | ACTG1 | Q-TOF | 63 | 4 | P63261 | 1.83 | 0.02500 | 1.81 | 0.00014 | ||
1734 | Prohibitin | PHB | Q-TOF | 249 | 10 | P35232 | 1.76 | 0.00053 | −1.63 | 0.00160 | ||
1859 | Ubiquitin carboxyl-terminal hydrolase isozyme L1 | UCHL1 | Q-TOF | 119 | 5 | P09936 | 1.69 | 0.03500 | −2.18 | 0.00023 | ||
1336 | 3-hydroxyisobutyryl-CoA hydrolase, mitochondrial | HIBCH | Orbitrap | 181 | 5 | Q6NVY1 | 1.62 | 0.00014 | −1.69 | 0.01700 | ||
1336 | Methionine adenosyltransferase 2 subunit beta | MAT2B | Orbitrap | 186 | 4 | Q9NZL9 | 1.62 | 0.00014 | −1.69 | 0.01700 | ||
1336 | Phosphoserine aminotransferase | PSAT1 | Orbitrap | 261 | 11 | Q9Y617 | 1.62 | 0.00014 | −1.69 | 0.01700 | ||
1644 | Annexin A1 | ANXA1 | Q-TOF | 198 | 5 | P04083 | 1.52 | 0.00520 | −1.91 | 0.00600 | ||
1644 | Guanine nucleotide-binding protein subunit beta-2-like 1 | GNB2L1 | Q-TOF | 110 | 4 | P63244 | 1.52 | 0.00520 | −1.91 | 0.00600 | ||
829 | Pyruvate kinase isozymes M1/M2 | PKM2 | Q-TOF | 299 | 14 | P14618 | −1.54 | 0.00200 | 1.70 | 0.00280 | ||
1486 | Actin, alpha skeletal muscle | ACTA1 | Q-TOF | 259 | 5 | P68133 | −1.60 | 0.00190 | 1.61 | 0.00044 | ||
1486 | Actin, cytoplasmic 2 | ACTG1 | Q-TOF | 259 | 12 | P63261 | −1.60 | 0.00190 | 1.61 | 0.00044 | ||
822 | Pyruvate kinase isozymes M1/M2 | PKM2 | Q-TOF | 152 | 9 | P14618 | −1.78 | 0.00130 | 2.59 | 0.00069 | ||
1381 | Serine-threonine kinase receptor-associated protein | STRAP | Orbitrap | 667 | 17 | Q9Y3F4 | −1.87 | 0.00004 | 1.65 | 0.02300 | ||
1381 | Vimentin | VIM | Orbitrap | 269 | 13 | P08670 | −1.87 | 0.00004 | 1.65 | 0.02300 | ||
720 | Heat shock protein 75 kDa, mitochondrial | TRAP1 | Q-TOF | 143 | 6 | Q12931 | −1.89 | 0.00056 | 2.23 | 0.00120 | ||
729 | Heat shock protein 71 kDa | HSPA8 | Orbitrap | 702 | 24 | P11142 | −2.01 | 0.00046 | 2.54 | 0.00110 | ||
729 | Prelamin-A/C | LMNA | Orbitrap | 577 | 23 | P02545 | −2.01 | 0.00046 | 2.54 | 0.00110 | ||
729 | Heat shock protein 75 kDa, mitochondrial | TRAP1 | Orbitrap | 783 | 32 | Q12931 | −2.01 | 0.00046 | 2.54 | 0.00110 | ||
2202 | ADP-ribosylation factor 1 | ARF1 | Orbitrap | 298 | 9 | P00441 | −2.18 | 0.00093 | 2.74 | 0.00160 | ||
2202 | Cofilin-1 | CFL1 | Orbitrap | 193 | 5 | P23528 | −2.18 | 0.00093 | 2.74 | 0.00160 | ||
2202 | Superoxide dismutase [Cu-Zn] | SOD1 | Orbitrap | 399 | 13 | P00441 | −2.18 | 0.00093 | 2.74 | 0.00160 | ||
Proteins Targets of One Condition | ||||||||||||
1836 | Peroxiredoxin-6 | PRDX6 | Q-TOF | 197 | 11 | P30041 | 1.80 | 0.00001 | ||||
1826 | Heat shock protein beta-1 | HSPB1 | Q-TOF | 324 | 11 | P04792 | 1.74 | 0.00031 | ||||
1506 | 26S proteasome non-ATPase regulatory subunit 14 | PSMD14 | Q-TOF | 139 | 6 | O00487 | 1.73 | 0.02200 | ||||
1745 | Cathepsin D | CTSD | Q-TOF | 195 | 8 | P07339 | 1.68 | 0.00002 | ||||
1422 | Reticulocalbin-1 | RCN1 | Q-TOF | 432 | 19 | Q15293 | 1.67 | 0.00027 | ||||
1422 | Vimentin | VIM | Q-TOF | 68 | 3 | P08670 | 1.67 | 0.00027 | ||||
1643 | Electron transfer flavoprotein subunit alpha, mitochondrial | ETFA | Orbitrap | 1130 | 47 | P13804 | 1.62 | 0.00035 | ||||
1181 | Eukaryotic initiation factor 4A-I | EIF4A1 | Q-TOF | 138 | 5 | P60842 | −1.53 | 0.00300 | ||||
748 | Pyruvate kinase isozymes M1/M2 | PKM2 | Q-TOF | 236 | 7 | P14618 | −1.59 | 0.00074 | ||||
1304 | Spermine synthase | SMS | Q-TOF | 116 | 5 | P52788 | −1.62 | 0.00049 | ||||
1304 | Vimentin | VIM | Q-TOF | 83 | 5 | P08670 | −1.62 | 0.00049 | ||||
1402 | Transaldolase | TALDO1 | Q-TOF | 279 | 7 | P37837 | −1.66 | 0.01100 | ||||
1274 | Actin, cytoplasmic 2 | ACTG1 | Q-TOF | 296 | 9 | P63261 | −1.76 | 0.00100 | ||||
1395 | Annexin A2 | ANXA2 | Q-TOF | 122 | 4 | P07355 | 2.16 | 0.00300 | 2.13 | 0.00930 | ||
2243 | Actin-related protein 2/3 complex subunit 5 | ARPC5 | Q-TOF | 175 | 5 | O15511 | 1.91 | 0.00230 | 1.57 | 0.02100 | ||
1653 | Delta(3,5)-Delta(2,4)-dienoyl-CoA isomerase, mitochondrial | ECH1 | Orbitrap | 820 | 21 | O15144 | 1.53 | 0.00001 | ||||
1278 | Protein SET | SET | Q-TOF | 116 | 3 | Q01105 | −1.54 | 0.00620 | ||||
980 | Glucose-6-phosphate 1-dehydrogenase | G6PD | Q-TOF | 279 | 14 | P11413 | −1.57 | 0.00000 | ||||
1302 | Sialic acid synthase | NANS | Q-TOF | 208 | 6 | Q9NR45 | −1.60 | 0.00000 | ||||
783 | 78 kDa glucose-regulated protein | HSPA5 | Orbitrap | 887 | 31 | P11021 | 3.00 | 0.00100 | ||||
2045 | Desmoplakin | DSP | Q-TOF | 504 | 18 | P15924 | 2.87 | 0.00460 | ||||
1124 | Actin, cytoplasmic 2 | ACTG1 | Q-TOF | 383 | 14 | P63261 | 1.75 | 0.00380 | ||||
1124 | POTE ankyrin domain family member E | POTEE | Q-TOF | 269 | 7 | Q6S8J3 | 1.75 | 0.00380 | ||||
2363 | Actin-related protein 2/3 complex subunit 5-like protein | ARPC5L | Orbitrap | 961 | 36 | Q4R5P2 | 1.73 | 0.00860 | ||||
2363 | Heat shock protein beta-6 | HSPB6 | Orbitrap | 554 | 28 | O14558 | 1.73 | 0.00860 | ||||
837 | Catalase | CAT | Q-TOF | 176 | 9 | P04040 | 1.68 | 0.00940 | ||||
837 | Pyruvate kinase isozymes M1/M2 | PKM2 | Q-TOF | 151 | 6 | P14618 | 1.68 | 0.00940 | ||||
1174 | Fumarate hydratase, mitochondrial | FH | Q-TOF | 244 | 5 | P07954 | 1.64 | 0.03400 | ||||
1783 | Endoplasmic reticulum resident protein 29 | ERP29 | Q-TOF | 238 | 7 | P30040 | 1.55 | 0.05000 | ||||
1864 | Ubiquitin carboxyl-terminal hydrolase isozyme L1 | UCHL1 | Q-TOF | 121 | 6 | P09936 | −1.50 | 0.02900 | ||||
1786 | Phosphoglycerate mutase 1 | PGAM1 | Q-TOF | 65 | 3 | P18669 | −1.53 | 0.00009 | ||||
1779 | Endoplasmic reticulum resident protein 29 | ERP29 | Orbitrap | 447 | 14 | P30040 | −1.55 | 0.01100 | ||||
1779 | Beta-hexosaminidase subunit beta | HEXB | Orbitrap | 533 | 21 | P07686 | −1.55 | 0.01100 | ||||
1779 | Nicotinamide N-methyltransferase | NNMT | Orbitrap | 415 | 19 | P40261 | −1.55 | 0.01100 | ||||
1005 | Tubulin beta chain | TUBB | Q-TOF | 311 | 10 | P07437 | −1.56 | 0.00035 | ||||
1416 | Annexin A1 | ANXA1 | Q-TOF | 343 | 13 | P04083 | −1.56 | 0.00500 | ||||
1728 | Cathepsin D | CTSD | Q-TOF | 175 | 8 | P07339 | −1.56 | 0.00900 | ||||
1261 | Fructose-bisphosphate aldolase A | ALDOA | Q-TOF | 196 | 8 | P04075 | −1.57 | 0.00380 | ||||
1437 | Glyceraldehyde-3-phosphate dehydrogenase | GAPDH | Q-TOF | 222 | 7 | P04406 | −1.61 | 0.01100 | ||||
1225 | Isocitrate dehydrogenase [NADP] cytoplasmic | IDH1 | Q-TOF | 375 | 14 | O75874 | −1.63 | 0.02300 | ||||
1026 | Aldehyde dehydrogenase, mitochondrial | ALDH2 | Q-TOF | 185 | 5 | P05091 | −1.65 | 0.00004 | ||||
1026 | Xaa-Pro dipeptidase | PEPD | Q-TOF | 184 | 5 | P12955 | −1.65 | 0.00004 | ||||
1026 | Tubulin beta-4B chain | TUBB4B | Q-TOF | 140 | 6 | P68371 | −1.65 | 0.00004 | ||||
1985 | Peroxiredoxin-2 | PRDX2 | Q-TOF | 201 | 10 | P32119 | −1.65 | 0.00380 | ||||
970 | Protein disulfide-isomerase A3 | PDIA3 | Q-TOF | 409 | 19 | P30101 | −1.70 | 0.00200 | ||||
970 | Vimentin | VIM | Q-TOF | 158 | 4 | P08670 | −1.70 | 0.00200 | ||||
1618 | Annexin A5 | ANXA5 | Q-TOF | 175 | 11 | P08758 | −1.71 | 0.00002 | ||||
1182 | Desmin | DES | Q-TOF | 415 | 18 | P17661 | −1.77 | 0.01400 | ||||
1182 | Vimentin | VIM | Q-TOF | 415 | 18 | P08670 | −1.77 | 0.01400 | ||||
1441 | Glyceraldehyde-3-phosphate dehydrogenase | GAPDH | Q-TOF | 246 | 6 | P04406 | −1.77 | 0.00650 | ||||
1942 | Glutathione S-transferase P | GSTP1 | Q-TOF | 329 | 10 | P09211 | −1.82 | 0.00094 | ||||
1938 | Glutathione S-transferase P | GSTP1 | Orbitrap | 1357 | 40 | P09211 | −1.85 | 0.00000 | ||||
992 | Vimentin | VIM | Orbitrap | 2287 | 97 | P08670 | −1.87 | 0.00400 | ||||
1368 | Actin, cytoplasmic 1 | ACTB | Q-TOF | 215 | 8 | P60709 | −2.02 | 0.00056 | ||||
1001 | Tubulin beta chain | TUBB | Q-TOF | 213 | 6 | P07437 | −2.03 | 0.00010 | ||||
1151 | Protein disulfide-isomerase | P4HB | Q-TOF | 121 | 3 | P07237 | −2.04 | 0.00270 | ||||
1151 | Ribonuclease inhibitor | RNH1 | Q-TOF | 86 | 3 | P13489 | −2.04 | 0.00270 | ||||
1151 | Vimentin | VIM | Q-TOF | 40 | 2 | P08670 | −2.04 | 0.00270 | ||||
1556 | l-lactate dehydrogenase B | LDHB | Orbitrap | 234 | 7 | P07195 | −2.05 | 0.00310 | ||||
1556 | Inorganic pyrophosphatase | PPA1 | Orbitrap | 376 | 21 | Q15181 | −2.05 | 0.00310 | ||||
1556 | Tubulin beta-6 chain | TUBB6 | Orbitrap | 239 | 8 | Q9BUF5 | −2.05 | 0.00310 | ||||
1436 | Glyceraldehyde-3-phosphate dehydrogenase | GAPDH | Q-TOF | 206 | 6 | P04406 | −2.07 | 0.00900 | ||||
1608 | Annexin A4 | ANXA4 | Q-TOF | 481 | 28 | P09525 | −2.17 | 0.00011 | ||||
1485 | Annexin A1 | ANXA1 | Q-TOF | 108 | 4 | P04083 | −2.26 | 0.00032 | ||||
1485 | Malate dehydrogenase, cytoplasmic | MDH1 | Q-TOF | 99 | 3 | P40925 | −2.26 | 0.00032 |
Nb: number; Sup/Dpl: Supplemented vs. Depleted.