Metabolic pathway — In biochemistry, metabolic pathways are series of chemical reactions occurring within a cell. In each pathway, a principal chemical is modified by a series of chemical reactions. Enzymes catalyze these reactions, and often require dietary… … Wikipedia
Twin-arginine translocation (Tat) pathway — The twin arginine translocation, or Tat, pathway is a protein export, or secretion pathway found in plants, bacteria, and archaea. It serves to actively translocate folded proteins across a lipid membrane bilayer. In plants, the Tat translocase… … Wikipedia
Irreducible complexity — This article covers irreducible complexity as used by those who argue for intelligent design. For information on irreducible complexity as used in Systems Theory, see Irreducible complexity (Emergence). Irreducible complexity (IC) is an argument… … Wikipedia
eye, human — ▪ anatomy Introduction specialized sense organ capable of receiving visual images, which are then carried to the brain. Anatomy of the visual apparatus Structures auxiliary to the eye The orbit The eye is protected from mechanical injury… … Universalium
Reelin — is a protein found mainly in the brain, but also in the spinal cord, blood and other body organs and tissues. Reelin is crucial for regulating the processes of neuronal migration and positioning in the developing brain.Besides this important role … Wikipedia
Proliferating cell nuclear antigen — The assembled human DNA clamp, a trimer of the protein PCNA … Wikipedia
DNA repair — For the journal, see DNA Repair (journal). DNA damage resulting in multiple broken chromosomes DNA repair refers to a collection of processes by which a cell identifies and corrects damage to the DNA molecules that encode its genome. In human… … Wikipedia
Phosphatidic acid — Chembox new ImageFile = Phosphatidate2.png ImageSize = IUPACName = OtherNames = 1,2 Diacylglycerol 3 phosphate, phosphatidic acid Section1 = Chembox Identifiers CASNo = PubChem = 5460104 SMILES = MeSHName = Phosphatidic+Acids Section2 = Chembox… … Wikipedia
Degeneracy (biology) — Within biological systems, degeneracy refers to circumstances where structurally dissimilar components/modules/pathways can perform similar functions (i.e. are effectively interchangeable) under certain conditions, but perform distinct functions… … Wikipedia
Biomolecular Object Network Databank — The Biomolecular Object Network Databank (BOND) is a bioinformatics databank containing information on small molecule and protein sequences, structures and interactions. The databank integrates a number of existing databses to provide a… … Wikipedia
Cyclin D — cyclin D1 Crystal structure of human cyclin D1 (blue/green) in complex with cyclin dependent kinase 4 (yellow/red).[1] Identifiers … Wikipedia