40S ribosomal protein S29

40S ribosomal protein S29 is a protein that in humans is encoded by the RPS29 gene. This protein is a component of the 40S subunit of the ribosome, which is involved in the translation of messenger RNA (mRNA) into protein. The 40S ribosomal protein S29 plays a crucial role in the initiation of translation, binding of tRNA, and interactions with various translation factors.

Function

The 40S ribosomal protein S29 is part of the small ribosomal subunit and contributes to the formation of the ribosomal structure that is necessary for accurate and efficient protein synthesis. Ribosomal proteins like S29 are essential for the ribosome's function in decoding mRNA sequences and ensuring the correct assembly of amino acids into polypeptide chains. The precise role of S29 within the ribosome includes participating in the processing of the 18S rRNA, a key component of the small ribosomal subunit, and facilitating the interaction between the ribosome and mRNA.

Gene

The RPS29 gene is located on chromosome 14 in humans. It encodes the 40S ribosomal protein S29, which is highly conserved across different species, indicating its fundamental role in the ribosome's function. The gene's conservation across species underscores the evolutionary importance of the ribosomal proteins in the cellular machinery.

Clinical Significance

Alterations in the expression or function of ribosomal proteins, including S29, can lead to various diseases, known collectively as ribosomopathies. These conditions are characterized by defects in ribosome function and can lead to a wide range of clinical manifestations, including developmental abnormalities and increased susceptibility to certain diseases. However, specific diseases associated directly with mutations in the RPS29 gene have not been extensively documented.

See Also

• Ribosome
• Ribosomal proteins
• Translation (biology)
• Ribosomopathies