PABPC1

Overview

PABPC1 (Poly(A) Binding Protein Cytoplasmic 1) encodes an RNA-binding protein involved in mRNA stability and translation. It was identified as a significantly mutated gene (MutSigCV) in pancreatic ductal adenocarcinoma; its oncogenic driver status in PDA is unvalidated.

Alterations observed in the corpus

  • In pancreatic ductal adenocarcinoma (PAAD), PABPC1 was among 24 significantly mutated genes (MutSigCV q<0.1) in a 109-case whole-exome sequencing study; mutated in ~4% of cases. Functional role in PDA biology remains to be validated. PMID:25855536

Cancer types (linked)

  • PAAD: recurrently mutated at ~4% frequency by MutSigCV; driver vs. passenger status unresolved. PMID:25855536

Co-occurrence and mutual exclusivity

  • No specific co-occurrence or mutual exclusivity patterns reported in the corpus.

Therapeutic relevance

  • No direct therapeutic relevance established in the corpus.

Open questions

  • Whether PABPC1 mutations are oncogenic drivers or passengers in PDA awaits functional validation. PMID:25855536

Sources

This page was processed by crosslinker on 2026-05-14.