Gem-associated protein 6 (GEMIN6)

Gem-associated protein 6 (GEMIN6) is a protein encoded by the human GEMIN6 gene and is a component of the survival of motor neuron (SMN) multiprotein complex, which is essential for the assembly of small nuclear ribonucleoproteins (snRNPs), the core building blocks of the spliceosome required for cellular pre-mRNA splicing[1][3][5]. GEMIN6 forms a heterodimer with Gemin7 and shares a structural similarity with canonical Sm proteins, facilitating its role in organizing Sm proteins for assembly on snRNAs as part of snRNP biogenesis[5][6]. It is present both in the cytoplasm and nucleus, localizing to Cajal bodies and gems[1]. Overexpression of GEMIN6 has been associated with poor prognosis and lower immune infiltration in lung adenocarcinoma, suggesting a role as an oncogene and possible therapeutic target in this context[2][4]. It is also indirectly implicated in the pathogenesis of spinal muscular atrophy via its role in the SMN complex, but GEMIN6 is not itself a receptor, enzyme, transporter, or classical therapeutic target, rather a structural and functional facilitator in ribonucleoprotein assembly[1][3][5][6]. No drugs are currently listed as directly targeting GEMIN6, and no direct mechanisms of drug action or specific pharmacodynamic safety concerns have been described for this molecule. In cancer, high GEMIN6 expression may serve as a prognostic marker and contribute to increased cell proliferation, tumor progression, and immune evasion[2][4].

Other names

Gem nuclear organelle-associated protein 6GEMIN6Gemin-6FLJ23459SIP2gem-associated protein 6