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Table 2 Key functions of the protein products of 16 hub genes of PMOP according to GeneCards, NCBI-gene, UniProt, Enrichr GO molecular function and literature mining

From: In-silico analysis predicts disruption of normal angiogenesis as a causative factor in osteoporosis pathogenesis

Gene symbol

Gene name

Functions of protein product as per NCBI-gene and UniProt

ESR1

Estrogen receptor 1 (alpha)

Transcription factor, nuclear hormone receptor, modulate angiogenesis in adipose tissue

CTNNB1

Catenin beta 1

Intracellular signal transducer, coactivator for transcription factors of the TCF/LEF family

GAPDH

Glyceraldehyde-3-phosphate dehydrogenase

Enzyme, Component of OCA-S transcriptional coactivator complex

IGF1

Insulin like growth factor 1

Hormone activity, growth factor activity

IL1B

Interleukin 1 Beta

Pro-inflammatory cytokine, role in angiogenesis

IL6

Interleukin 6

Cytokine, role in angiogenesis

MAPK3

Mitogen-activated protein kinase 3

Kinase, phosphorylation of transcription factors

SPP1

Secreted phosphoprotein 1

Osteopontin, cytokine, bone protein, extracellular matrix binding viz. hydroxyapatite binding

TNF

Tumor necrosis factor

An adipokine and a cytokine, role in angiogenesis

VEGFA

Vascular Endothelial Growth Factor A

Heparin-binding protein, cytokine, role in angiogenesis

RUNX2

RUNX Family Transcription Factor 2

Transcription factor, osteoblastic differentiation, role in angiogenesis and bone vascularization

TLR4

Toll Like Receptor 4

Single transmembrane cell-surface receptors, mediate cytokine secretion and inflammatory response, role in angiogenesis

BGLAP

Bone Gamma-Carboxyglutamate Protein

Osteocalcin, bone protein, calcium ion binding, hydroxyapatite binding, role in angiogenesis

BMP2

Bone Morphogenetic Protein 2

Secreted ligand of the TGF-beta receptors, cytokine, role in angiogenesis

HIF1A

Hypoxia Inducible Factor 1 Subunit Alpha

Transcription factor, role in angiogenesis

SOX9

SRY-Box Transcription Factor 9

Transcription factor