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Table 3 The information of the common differential expressed proteins from iTRAQ data and MS validation and the possible biological function for those three groups

From: Comparative proteomic analysis of the brain and colon in three rat models of irritable bowel syndrome

Expression

change

Protein name

Accession no.

Function /Biological_process

C↑B↓

Heterogeneous nuclear ribonucleoprotein H2

Q6AY09

RNA binding; nucleotide binding

C↑B↓

T-kininogen 2

P08932

cysteine-type endopeptidase inhibitor activity

C↑B↓

Protein Zyx

D4A7U1

metal ion binding;zinc ion binding

C↑B↓

Adaptin ear-binding coat-associated protein 2

Q6P756

/ protein transport

C↑B↓

Protein Ttc1

Q66H09

unknown

C↑B↓

NSFL1 cofactor p47

O35987

lipid binding; ubiquitin binding

C↑B↓

Toll-interacting protein

A2RUW1

/inflammatory response; innate immune response; signal transduction

C↑B↓

Cystatin-C

P14841

beta-amyloid binding; cysteine-type endopeptidase inhibitor activity; protease binding

C↑B↓

Microtubule-associated protein

F1LQB5

unknown

C↑B↓

Anamorsin

Q5XID1

/ apoptotic process

C↑B↓

Zero beta-globin (Fragment)

Q63011

heme binding; iron ion binding; oxygen binding; oxygen transporter activity

C↑B↓

LSM4 homolog, U6 small nuclear RNA associated (S. cerevisiae) (Predicted), isoform CRA_a NADH dehydrogenase

D4A2C6

unknown

C↑B↓

(Ubiquinone) flavoprotein 3-like, isoform CRA_a

G3 V644

unknown

C↑B↓

Microtubule-associated protein 1A

P34926

actin binding

C↑B↓

Ndufa7 protein

A9UMV9

NADH dehydrogenase (ubiquinone) activity

C↑B↓

PDZ and LIM domain protein 4

P36202

metal ion binding; zinc ion binding

C↑B↓

Atp8b2 protein

Q4V8A7

unknown

C↑B↓

UPF0449 protein C19orf25 homolog

Q6AY72

unknown

C↑B↓

Biphenyl hydrolase-like (Serine hydrolase)

Q3B8N9

hydrolase activity

C↑B↓

Ubiquitin-fold modifier 1 (Fragment)

G5C7K5

unknown

C↑B↓

NADH dehydrogenase [ubiquinone] flavoprotein 3, mitochondrial

Q6PCU8

/electron transport chain

C↑B↓

Purkinje cell protein 4 (Fragment)

G5BG09

unknown

C↑B↓

Ubiquitin-conjugating enzyme E2 B (Fragment)

G5BN13

ATP binding;acid-amino acid ligase activity

C↑B↓

Neuromodulin

P07936

/glial cell differentiation; nervous system development

C↑B↓

Protein Chchd2

E9PT03

unknown

C↓B↑

Histone H3.1

Q6LED0

DNA binding

C↓B↑

Galactosylceramidase

Q5YKG1

cation binding; galactosylceramidase activity

C↓B↑

Interferon-induced, double-stranded RNA-activated protein kinase

Q63184

ATP binding;double-stranded RNA binding;non-membrane spanning protein tyrosine kinase activity; protein serine/threonine kinase activity

C↓B↑

Histone H1.4

P15865

DNA binding

C↓B↑

Tyrosine--tRNA ligase, mitochondrial

Q5I0L3

ATP binding RNA binding tyrosine binding tyrosine-tRNA ligase activity

C↓B↑

Pre-mRNA processing factor 8, isoform CRA_a

G3V6H2

/mRNA splicing, via spliceosome

C↓B↑

Histone H3

D3ZK97

DNA binding

CB↑

Bifunctional epoxide hydrolase 2

P80299

10-hydroxy-9-(phosphonooxy) octadecanoate phosphatase activity; 4-nitrophenylphosphatase activity; epoxide hydrolase activity; magnesium ion binding

CB↑

60S ribosomal protein L23

P62832

structural constituent of ribosome

CB↑

NLR family member X1

Q5FVQ8

ATP binding

CB↓

Tropomyosin alpha-4 chain

P09495

metal ion binding

CB↓

Calmodulin

G5BS71

calcium ion binding

CB↓

Tropomyosin alpha-3 chain

Q63610

/ brain development

CB↓

Polypyrimidine tract-binding protein 1 (Fragment)

G5C5X1

RNA binding;nucleotide binding

CB↓

Cytochrome b-c1 complex subunit 6, mitochondrial

Q5M9I5

protein complex binding; ubiquinol-cytochrome-c reductase activity

CB↓

Glyceraldehyde 3-phosphate

dehydrogenase (Fragment)

P97617

nucleotide binding;oxidoreductase activity; acting on the aldehyde or oxo group of donors; NAD or NADP as acceptor

CB↓

Protein Srrm1

D3ZD33

/ mRNA processing

CB↓

V-type proton ATPase subunit F

P50408

ATPase activity; hydrogen ion transporting ATP synthase activity; proton-transporting ATPase activity

  1. a) B brain, C colon b) ↑:upregulated, ↓:downregulated