Biology:SMCP

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Short description: Protein-coding gene in the species Homo sapiens


A representation of the 3D structure of the protein myoglobin showing turquoise α-helices.
Generic protein structure example

Sperm mitochondrial-associated cysteine-rich protein is a protein that in humans is encoded by the SMCP gene.[1][2]

Function

Sperm mitochondria differ in morphology and subcellular localization from those of somatic cells. They are elongated, flattened, and arranged circumferentially to form a helical coiled sheath in the midpiece of the sperm flagellum. The protein encoded by this gene localizes to the capsule associated with the mitochondrial outer membranes and is thought to function in the organization and stabilization of the helical structure of the sperm's mitochondrial sheath.[2]

References

  1. "Isolation, expression, and chromosomal localization of the human mitochondrial capsule selenoprotein gene (MCSP)". Genomics 32 (2): 184–90. Mar 1996. doi:10.1006/geno.1996.0104. PMID 8833144. 
  2. 2.0 2.1 "Entrez Gene: SMCP sperm mitochondria-associated cysteine-rich protein". https://www.ncbi.nlm.nih.gov/sites/entrez?Db=gene&Cmd=ShowDetailView&TermToSearch=4184. 

Further reading