GCH1 and cancer: To comprehensively understand these four lncRNAs (LINC01224, CASC9, LINC00346, and TRPM2-AS) and seven target mRNAs (CCNF, PKMYT1, GCH1, TK1, PSAT1, ADAM33, and DDX11), we performed genome instability, immune, cancer stemness, and drug sensitivity analysis.