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Table 4 In total, 22 proteins with differential expression (2-fold increase or decrease, ANOVA p < 0.05) between A2780cisR and the parent A2780 cell line due to treatment with CS in two aliquots with a time gap of 2 h using fresh/fresh and fresh/aged combinations were identified by MALDI-TOF/TOF

From: Changes in the in vitro activity of platinum drugs when administered in two aliquots

Spot

ID

Full name

MALDI

location

Expression in A2780cisR

Post treatment expression

Function

Tumour association

CS

CS + CS

 

fresh

aged

3

COX5A

Cytochrome c oxidase subunit 5A, mitochondrial

Score: 63

Mass: 16752

pI: 6.30

Coverage: 11 %

Mitochondria

Down Regulated

PR

PR

OR

Ribosome biogenesis; mitochondrial respiratory chain

Breast [77]; cervix [78]; colon [77]; gastric [31]; Kidney [79]; Lung [8082]; Nasopharyngeal [32]; Oesophageal [77]; Ovarian [77]; Prostate [77]; Thyroid [83]

19

COF2

Cofilin‐2

Score: 127

Mass: 18725

pI: 7.66

Coverage: 39 %

Cytoplasm, cytoskeleton

Down Regulated

R

R

OR

Actin polymerization

Pancreatic [84]; Prostate [85]

34

1433G

14‐3‐3 protein gamma

Score: 315

Mass: 28285

pI: 4.80

Coverage: 44 %

Cytoplasm

Down Regulated

PR

PR

OR

Adapter protein

Breast [86]

41

MARE1

Microtubule‐associated protein RP/EB family member 1

Score: 62

Mass: 29980

pI: 5.02

Coverage: 29 %

Cytoplasm

Down Regulated

-

R

OR

Microtubule cytoskeleton dynamics; cell migration.

Colon [87]; lung [88]; gastric [89]; oesophageal [90];

50

NPM

Nucleophosmin

Score: 68

Mass: 32555

pI: 4.64

Coverage: 26 %

Nucleoplasm

Down Regulated

-

R

OR

Chaperone; ribosome biogenesis; p53 and ARF regulation

Bladder [91]; breast [92]; Colon [93]; gastric [94]; haematopoietic [40]; ovarian [95]; prostate [96]

51

ANXA1

Annexin A1

Score: 369

Mass: 38690

pI: 6.57

Coverage: 53 %

Nucleus, cytoplasm

Down Regulated

R

R

OR

Calcium/phospholipid-binding protein

breast [97]; gastric [98]; HNSC [36]; lung [99]; oesophageal [100, 101]; prostate [100, 102];

62

RSSA

40S ribosomal protein SA

Score: 311

Mass: 32833

pI: 4.79

Coverage: 34 %

Cell membrane, cytoplasm, nucleus

Up Regulated

R

R

-

laminin receptor; fate determination; tissue morphogenesis

Breast [103]; cervical [104]; colon [54, 55, 105]; melanoma [106]

65

ACTB

Actin, cytoplasmic 1

Score: 767

Mass: 41710

pI: 5.29

Coverage: 53 %

Cytoplasm

Up Regulated

PR

R

PR

cell motility

Colon [107]; gastric [108]; liver [109]; sarcoma [110]

70

CALU

Calumenin

Score: 141

Mass: 37084

pI: 4.47

Coverage: 14 %

Sarcoplasmic, endoplasmic reticulum

Up Regulated

-

OR

PR

Vitamin K-dependent carboxylation

Colon [111]; gastric [112]; glioblastoma [113]; prostate [114];

72

HNRPF

Heterogeneous nuclear ribonucleoprotein F

Score: 342

Mass: 45643

pI: 5.38

Coverage: 33 %

Nucleus

Down Regulated

R

OR

R

processing of pre-mRNAs; alternative splicing events

Gastric [115]; thyroid [116]

76

ENOA

Alpha‐enolase

Score: 471

Mass: 47139

pI: 7.01

Coverage: 47 %

Cytoplasm

Down Regulated

-

PR

R

Glycolysis; hypoxia tolerance; tumour suppressor

Breast [117]; lung [118]; nasopharyngeal [119];

85

ATPA

ATP synthase subunit alpha, mitochondrial

Score: 391

Mass: 59714

pI: 9.16

Coverage: 29 %

Mitochondria

Up Regulated

-

OR

OR

Production of ATP from ADP

Breast [120]; colon [121]; gastric [122]; leukemia [123]; thyroid [124];

92

PDIA3

Protein disulfide-isomerase A3

Score: 525

Mass: 56747

pI: 5.98

Coverage: 54 %

Endoplasmic reticulum

Down Regulated

PR

PR

R

endopeptidase; electron carrier;

Lung [125]; ovarian [48]; Prostate [46]; retinoblastoma [126]

100

HNRPK

Heterogeneous nuclear ribonucleoprotein K

Score: 123

Mass: 50944

pI: 5.39

Coverage: 26 %

Cytoplasm, nucleus

Up Regulated

-

OR

-

Pre-mRNA-binding proteins; p53 response to DNA damage

Breast [127]; colon [128]; Leukemia [129, 130]; lung [131]; Oropharyngeal [132]; pancreatic [133];

103

CH60

60 kDa heat shock protein, mitochondrial

Score: 762

Mass: 61016

pI: 5.70

Coverage: 39 %

Mitochondria

Up Regulated

PR

OR

PR

macromolecular assembly; stress working chaperone

Bronchus [134]; Colon [135]; leukemia [136]; prostate [137]

104

TCPQ

T‐complex protein 1 subunit theta

Score: 200

Mass: 59583

pI: 5.42

Coverage: 24 %

Cytoplasm

Down Regulated

R

OR

R

chaperone

Colon [138]; liver [139];

127

GRP75

Stress‐70 protein, mitochondrial

Score: 839

Mass: 73635

pI: 5.87

Coverage: 33 %

Mitochondria, nucleus

Down Regulated

R

PR

R

Cell proliferation; cellular aging; chaperone

Brain, Breast, colon, kidney, lung, ovarian [140]

139

GLU2B

Glucosidase 2 subunit beta

Score: 80

Mass: 59388

pI: 4.33

Coverage: 11 %

Endoplasmic reticulum

Up Regulated

OR

OR

-

Regulatory subunit of glucosidase II

Colon [138, 141]; sarcoma [142];

149

HSP74

Stress‐70 protein, mitochondrial

Score: 187

Mass: 94271

pI: 5.11

Coverage: 10 %

Cytoplasm

Down Regulated

-

OR

PR

Stress response; cell proliferation, differentiation

Breast [143]

170

HNRPC

Heterogeneous nuclear ribonucleoproteins

Score: 142

Mass: 33650

pI: 4.95

Coverage: 8 %

Nucleus

Up Regulated

-

R

OR

mRNA processing and translation

Breast [144]; colon [145]; lung [146]; pancreatic [147];

215

CALR

Calreticulin

Score: 246

Mass: 48112

pI: 4.29

Coverage: 17 %

Endoplasmic, sarcoplasmic reticulum

Up Regulated

-

R

OR

Calcium-binding chaperone

Bladder [69]; breast [148]; colon [149]; gastric [150]; glioblastoma [69]; liver [151]; ovarian [69]; pancreas [152]; prostate [153]

246

VIME

Vimentin

Score: 539

Mass: 53619

pI: 5.06

Coverage: 81 %

Cytoplasm

Up Regulated

P

OR

-

Filaments attached to nucleus and endoplasmic reticulum

Breast [154]; gastric [155]; lung [156]; pancreas [157]

  1. (−) indicates that the spot was either not visible on the gel or that the treatment had no effect on the expression of the protein
  2. R Restored, PR Partially Restored, OR Over Restored