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Structural in Biological Dictionary

Structural gene

... A structural gene is a gene that codes for any RNA or ... than a regulatory factor . It may code for a structural protein, an enzyme, or an RNA molecule not involved in regulation. Aspects of the topic structural - gene are discussed in the following places at ...

Structural change

... structural change of an economy refers to a long-term ... mixed economy is liberalized. A current structural change in the world economy is globalization. This is a prime example of social structural change . ... Social ...

Structural biology

... structural biology is a branch of molecular biology , ... to biologists ... Welcome to SBB, the structural Biology Brussels laboratory. The structural Biology Brussels Lab, headed by Jan Steyaert ...

Polyprotein

... polyprotein precursor is further processed into structural and nonstructural ... Polyprotein processing ... frame codes for a polyprotein from which structural proteins VP0, VP3, ... This polyprotein ... into a polyprotein , which is cleaved into all structural ... POLG_CSFVB Genome polyprotein . 1 entry. ...

Operon

... an operator, a common promoter, and one or more structural genes, which is controlled as a unit to produce ... enteric bacteria. It consists of three adjacent structural genes, a promoter, a terminator, and an ... ... A typical operon consists of a group of structural genes that code for enzymes ... Operon ...

Lac repressor

... enteric bacteria. It consists of three adjacent structural genes, a promoter, a terminator, and an ... inhibits the expression of genes coding for structural dynamics of the Lac repressor -DNA complex revealed by a multiscale simulation. ... structural basis for cooperative DNA binding by CAP and Lac ...

Zinc finger

... help stabilize their folds. They can be classified into several different structural families and typically function as interaction ... Zinc - ... ... zinc finger ( ¦ziŋk ¦fiŋgər ) ( biochemistry ) A small structural domain that is organized around a zinc ion and is found in many ...

Vacuoles

... that stores biochemicals, helps in plant growth, and plays an important structural role for the plant. Biology4Kids.com! The web site that teaches the ... prices and buy online at Shopzilla. The vacuoles help to provide structural support for the plant cells. ... The vacuole is a large vesicle ...

Signal transduction

... Terms ... 3.1.2 Signal transduction of transmembrane receptors by structural changes ... This page is an annotated index of major online resources ... ... 3.1.2 Signal transduction of transmembrane receptors by structural changes ... The online version of Signal Transduction on ...

Secondary Structure

... In biochemistry and structural biology, secondary structure is the general three-dimensional form of ... structure . The scaffold for this structure is provided by secondary structural elements which are hydrogen bonds within ... This 1996-1997 ...

Rhodopsin

... protein of ... The rhodopsin crystal structure provides a structural basis for understanding ... The major structural motifs observed for rhodopsin are expected to carry over to ... The ...

Nucleoside

... dictionary and ... adenosine - (biochemistry) a nucleoside that is a structural component of ... The purpose of this study was to investigate the ... information regarding the three principal ... Nucleosides are structural subunits of nucleic acids, the macromolecules that ... Retrieved from ...

Nephron

... Nephron is the basic structural and functional unit of the kidney. Its chief function is to regulate the ... term. What does nephron mean? ... nephron /neph·ron/ (nef'ron) the structural and functional unit of the kidney, ... A nephron eliminates wastes ...

Microtubules

... varying from 200 nanometers to 25 micrometers. Microtubules serve as structural components within cells and are involved ... These straight, hollow ... Centriole & centrosome ... A n a,b-tubulin heterodimer is the basic structural unit of microtubules . ... Spiral arranged microtubules visible in a ...

Lateral elements

... ... for back and front lateral elements , orange stripes for the ... structural Engineer is the leading design and specification resource for ... revealed ... system of the associated story under equivalent ... and other structural elements that provide lateral support for the ... ... usable as a ...

Keratin

... keratin n. A tough, insoluble protein substance that is the chief structural constituent of hair, nails, horns, and hooves ... burning keratin is ... ... Keratin is any one of the family of tough and insoluble fibrous structural ... Keratin's characteristic toughness and resilience depend on its ...

Helix-turn-helix

... In proteins, the helix - turn - helix (HTH) is a major structural motif capable of binding DNA. It is composed of two α helices joined by ... a hydrogen bond to the ... ... helix - turn - helix (HTH) structural motif, please input the PDB ID of a structure to be tested. ... the ...

Fibroblast

... type of cell that synthesizes the extracellular matrix and collagen, the structural framework (stroma) for animal tissues, and play a critical role in wound ... Trial, Credit Card Required. The European Bioinformatics Institute ... structural interactions of fibroblast growth factor receptor with its ligands. ...

Denaturation

... concentrated inorganic salt, ... Denaturation (biochemistry), a structural change in macromolecules caused by extreme conditions ... ... Association Medical Terms ... In biochemistry, denaturation is a structural change in biomolecules such as ... DNA denaturation refers to the ...

Companion cells

... in sieve tube (plant structure); ... cells , showing more primitive structural features, perform the same function. Sieve-tube elements are almost ... to regulate the metabolic activities of the sieve tube elements, ... structural features of sieve elements & companion cells . Sieve tube and ...

Cell wall

... It is located outside the cell membrane and provides these cells with structural support and protection, and also acts as ... The cell is the structural and functional unit of all known living organisms. It is the smallest unit ...

Cells

... in culture, stained for keratin (red) and DNA (green) The cell is the structural and functional unit of all ... Mouse cells grown in a culture dish. ... and Basic Structure - This lesson introduces the cell as the basic structural unit of life, and details modern cell theory. Cell biology, basic ...

Capsid

... is the protein shell of a virus. It consists of several oligomeric structural subunits made of protein called protomers. The observable 3-dimensional ... structures in terms of their complete capsids , along with detailed structural and computational analysis The European ... Phytoreovirus outer capsid ...

Calyx

... Together, these two structures are known ... Calyx (kidney), a structural component of the mammalian kidney ... Calyx of held, a large ... The sepals of a flower considered as a group. ... Calyx (kidney), a structural component of the mammalian kidney ... Calyx is a Canadian based ...

Biophysics

... using ... Biophysics - Wikipedia, the free encyclopedia ... The structural Biology and Biophysics Program (SBB) provides a collegial ... the participation of anyone interested in structural biology and biophysics . ... Multidisciplinary graduate study in ...

Virus

... Virus life science, infectious agent found in virtually all ... Virus News - Life Science ... that make up the virus particle are called structural proteins. ... Answers how biological viruses cause so much trouble, what makes us so vulnerable to them, and what makes them spread. Virus ...

Vacuole

... ... Each plant cell has a large, single vacuole that stores biochemicals, helps in plant growth, and plays an important structural role for the plant. vacuole ( ) n. A small cavity in the cytoplasm of a cell, bound by a single membrane and containing water, food, or ...

Ubiquitin

... ubiquitin is highly conserved, meaning that the amino acid ... "The human ubiquitin -52 amino acid fusion protein gene shares several structural ... "Effect of ubiquitin on platelet functions: possible identity with platelet ... This classical function of ubiquitin is associated with ...

Tubulin

... and β- tubulin , the proteins that make up microtubules. Each has a molecular weight ... tubulin n. A globular protein that is the basic structural constituent of microtubules. ... Tubulin is one of several members of a small family of globular proteins. ... tubulin The constituent ...

Transmembrane receptor

... : transmembrane receptor protein tyrosine kinase signaling pathway ... 3.1.2 Signal transduction of transmembrane receptors by structural changes ... 4.1 Signal amplification at the transmembrane hormone receptor ... Online Shopping at SpotCost.com - New and used books like ...

Transmembrane proteins

... polarity, and ... 6. Predicting transmembrane helix-bundle protein topology ... 11. Classifying transmembrane proteins using predicted structural features. 12. Conclusions ... In others - the transmembrane proteins - the polypeptide chain actually ... The figure shows a transmembrane ...

Transfer RNA

... ... transfer RNA (tRNA) 20 or more varieties of small RNA molecules ... Transfer RNA . Reference: Quigley, G. J. and A. Rich. ( 1976). structural domains of transfer RNA molecules. Science. 194, 796-806. [Medline Abstract] ... Transfer RNA : The cell's brick layer. Another type of ...

Transduction

... ,biological,biology definition,biology terminology,biology terms,biology abbreviations ... 3.1.2 Signal transduction of transmembrane receptors by structural changes ... Signal transduction will involve a receptor for the first messenger and may ... Thus, muscarinic cholinergic transduction at all ...

Thylakoids

... The word "thylakoid" is derived from the Greek thylakos, meaning ... thylakoid ( ) n. A saclike membrane that is the structural unit of the grana in ... Thylakoids consists of a thylakoid membrane surrounding a thylakoid lumen. ... Information about Thylakoids in ...

Striated muscle

... muscle , can tense ... ... subcellular structure of striated muscle ; • molecular components of this ... Striated muscle has different structural features and different characteristics ... A comprehensive, fun and entertaining site devoted exclusively to histology. ... Non striated ...

Stem

... A stem is one of two main structural axes of a vascular plant. The stem is normally divided into nodes and internodes, the nodes hold buds which grow into one or more leaves, ...

Sequence similarity

... are the most ... linearly related to sequence similarity (as determined by a Smith-Water ... continuous correlation between sequence and. structural similarity would imply that ... whether high levels of sequence similarity can consistently produce accurate evolutionary trees. ... 63% of ...

Sequential Epitope

... averaging performed better ... The sequential models for T cell epitope prediction has also been developed ... prediction methods based on structural or sequential models has low accuracy. ... 5]The epitope may consist of either sequential or non- sequential amino acids. If non- ...

Seminiferous tubules

... tubules in the Online Dictionary. Meaning of Seminiferous tubules . ... Seminiferous tubules . Seminific. Seminification. seminin ... structural alterations in the seminiferous tubules of rats treated with ... Seminiferous tubules cross sections were randomly chosen in three non-serial ...

Self-splicing

...... Self - splicing occurs in vitro (for a few of the introns studied to date), but ... They are large self - splicing ribozymes and have 6 structural domains (usually ... This reaction is similar to the self - splicing reaction in that the region to be ... a comparable role in the self - ...
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