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Table 6 Results from the pathway analyses for differentially expressed genes

From: A combined epigenome- and transcriptome-wide association study of the oral masticatory mucosa assigns CYP1B1 a central role for epithelial health in smokers

Pathway

Identifier

Class

p value

q value

Reactome database

 The Citric Acid Cycle and Respiratory Electron Transport

R-HSA-1428517

Metabolism (electron transport)

1.4 × 10−5

0.009

 tRNA Aminoacetylation

R-HSA-379724

Metabolism of proteins

1.1 × 10−4

0.019

 Assembly of the pre-Replicative Complex

R-HSA-68867

DNA replication

1.3 × 10−4

0.019

 M-G1-Transition

NA

Cell cycle

1.4 × 10−4

0.019

 Cytosolic tRNA Aminoacylation

R-HSA-379716

Metabolism of proteins

1.7 × 10−4

0.019

 HIV-Infection

R-HSA-162906

Disease

2.1 × 10−4

0.019

 Host Interactions of HIV Factors

R-HSA-162909

Disease

2.1 × 10−4

0.019

 Cell Cycle Checkpoints

R-HSA-69620

Cell Cycle

3.4 × 10−4

0.021

 Destabilisation of mRNA by AUF1 (hnRNP D0)

R-HSA-450580

Metabolism of RNA

3.5 × 10−4

0.021

 Respiratory electron transport, ATP synthesis by chemiosmotic coupling, and heat production by uncoupling proteins

R-HSA-163200

Metabolism (electron transport)

3.7 × 10−4

0.021

 CDT1 association with the CDC6:ORC:origin complex

R-HSA-68827

DNA replication

3.7 × 10−4

0.021

 Genes involved in APC/C:Cdc20 mediated degradation of mitotic proteins

R-HSA-176409

Cell cycle

5.4 × 10−4

0.026

 Orc1 removal from chromatin

R-HSA-68949

Cell cycle, DNA replication

5.7 × 10−4

0.026

 Regulation of mitotic cell cycle

R-HSA-453276

Cell cycle

6.0 × 10−4

0.026

 Respiratory electron transport

R-HSA-611105

Metabolism (electron transport)

6.0 × 10−4

0.026

 G1/S Transition

R-HSA-69206

Cell cycle

7.3 × 10−4

0.029

 Regulation of ornithine decarboxylase (ODC)

R-HSA-350562

Metabolism

9.2 × 10−4

0.033

 CDK-mediated phosphorylation and removal Cdc6

R-HSA-69017

Cell cycle, DNA replication

9.5 × 10−4

0.033

 Autodegradation of the E3 ubiquitin ligase COP1

R-HSA-349425

Cell cycle

9.8 × 10−4

0.033

 APC/C:Cdh1 mediated degradation of Cdc20 and other APC/C:Cdh1 targeted proteins in late mitosis/early G1

R-HSA-174178

Cell cycle

1.2 × 10−3

0.038

 Metabolism of RNA

R-HSA-8953854

Metabolism of RNA

1.3 × 10−3

0.038

 SCF-beta-TrCP mediated degradation of Emi1

R-HSA-174113

Cell cycle

1.4 × 10−3

0.039

 Mitotic G1-G1/S phases

R-HSA-453279

Cell cycle

1.4 × 10−3

0.040

 Mitotic M-M/G1 phases

R-HSA-453274

Cell cycle

1.5 × 10−3

0.040

KEGG database

 Aminoacyl tRNA Biosynthesis

hsa00970

Translation

1.9 × 10−4

0.034

 Metabolism of Xenobiotics by Cytochrome P450

rn00980

Metabolism/xenobiotics biodegradation

3.7 × 10−4

0.034