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Table 6 Pathways from the National Cancer Institute-Nature Pathway Interaction Database overrepresented in RC-77 cell lines

From: Proteomic characterization of paired non-malignant and malignant African-American prostate epithelial cell lines distinguishes them by structural proteins

Pathway Name

Differentially Expressed Proteins in Pathway

p-value

q-value

α6β1 and α6β4 integrin signaling

ITGA6, ITGB1, LAMC2, SFN

5.75E-05

7.88E-03

α4β7 integrin signaling

CD44, ITGB1

7.79E-04

5.14E-02

α6β4 integrin-ligand interactions

ITGA6, LAMC2

1.18E-03

5.14E-02

Arf6 trafficking events

CTNNB1, ITGA6, ITGB1

1.50E-03

5.14E-02

TGF-beta receptor signaling

CAV1, CTNNB1, PML*

2.08E-03

5.70E-02

mTOR signaling pathway

EIF4B, PML*, SFN

4.07E-03

7.38E-02

β1 integrin cell surface interactions

ITGA6, ITGB1, LAMC2

4.07E-03

7.38E-02

Canonical Wnt signaling pathway

CAV1, CTNNB1

4.31E-03

7.38E-02

Plexin-D1 signaling

ITGA6, ITGB1

5.59E-03

8.51E-02

Integrin family cell surface interactions

ITGA6, ITGB1

6.52E-03

8.93E-02

BARD1 signaling events

EWSR1*, XRCC5

8.58E-03

1.07E-01

Syndecan-4-mediated signaling events

ACTN1, ITGB1

9.69E-03

1.11E-01

Signaling mediated by p38-alpha and p38-beta

KRT19, KRT8

1.34E-02

1.40E-01

E-cadherin signaling events

CTNNB1

1.43E-02

1.40E-01

Stabilization and expansion of the E-cadherin adherens junction

ACTN1, CTNNB1

1.75E-02

1.60E-01

Integrin-linked kinase signaling

ACTN1, CTNNB1

1.90E-02

1.63E-01

FoxO family signaling

CTNNB1, SFN

2.21E-02

1.78E-01

Direct p53 effectors

CAV1, PML*, SFN

2.46E-02

1.87E-01

Caspase cascade in apoptosis

LMNB1, VIM

2.79E-02

2.01E-01

Co-regulation of androgen receptor activity

CTNNB1, XRCC5

3.32E-02

2.17E-01

Signaling events mediated by focal adhesion kinase

ACTN1, ITGB1

3.32E-02

2.17E-01

Validated targets of C-MYC transcriptional repression

ITGA6, ITGB1

4.27E-02

2.54E-01

Signaling events mediated by VEGFR1 and VEGFR2

CAV1, CTNNB1

4.27E-02

2.54E-01

p73 transcription factor network

PML*, SFN

4.88E-02

2.79E-01

  1. Proteins in bold font were upregulated in RC-77 T/E. Proteins in italic font were downregulated in RC-77 T/E. *Protein found in RC-77 T/E only. P-values were calculated using a hypergeometric cumulative distribution function. Q-value is the p-value corrected for multiple hypotheses testing using the Benjamini-Hochberg method. ACTN1 alpha-actinin-1, CAV1 caveolin-1, CD44 CD44 antigen, CTNNB1 beta-catenin, EIF4B eukaryotic translation initiation factor 4B, EWSR1 RNA-binding protein EWS, ITGA6 integrin alpha-6, ITGB1 integrin beta-1, KRT8 type II cytoskeletal keratin 8, KRT19 = type I cytoskeletal keratin 19, LAMC2 laminin subunit gamma-2, LMNB1 lamin-B1, PML protein PML, SFN 14–3-3 protein sigma, VIM vimentin, XRCC5 X-ray repair cross-complementing protein 5