The monomer of a protein. A central carbon attached to an amino group (–NH2), a carboxyl group (–COOH), and a hydrogen atom (). The fourth group is variable and defines the amino acidâ€(tm)s chemical identity.
An important constituent of protein.
The basic structural unit of proteins. Naturally occurring amino acids are chemically distinct and contain a carboxylic acid group, an amino group and a specific sidechain linked to a single carbon atom.
A building block of protein. Each protein consists of a specific sequence of amino acids. There are 20 types of amino acids that can make up proteins.
A large group of organic compounds known as the body's building blocks. Amino acids are classified as essential and nonessential. Essential amino acids are required for growth and development, amino acids that cannot be produced by the body must be obtained from food. Nonessential amino acids are produced by the body and are not required in the diet. Deficiencies can prevent absorption of vitamins and minerals and impair the body's ability to repair metabolic breakdown.
chemical subunit that comprises proteins. Twenty unique amino acids are incorporated during polypeptide synthesis. Amino acid are joined by peptide bonds.
One of a class of organic acids having amino (NH2) groups in place of hydrogen atoms, in the hydrocarbon groups of fatty acids or other organic acids.
An organic compound containing at least one amino group and at least one carboxyl group. There are hundreds of amino acids in existence, but only 20 are generally considered in humans (sometimes 22). For a more in depth explanation, visit the "Amino Acid" tutorial, found in Room 101
An organic compound of the general formula H2N-CH-COOH, where can be one of 20 or more different side groups. An amino acid is so named because it has both a basic amine group, -NH2, and an acidic carboxyl group, -COOH. Proteins are polymers of amino acids.
Building block of proteins and enzymes. Dietary proteins need to be broken into their amino acid components before they can be used by the body. Note that there are 20 amino acids found in proteins. Many nutritional lists describe only 18 occluding glutamine and asparagine. Their values are included in those reported for the acidic forms glutamate and aspartate.
Building block of proteins; around 20 amino acids are present in proteins: alanine, arginine, asparagine, aspartic acid, cysteine, glutamic acid, glutamine, glycine, histidine, isoleucine, leucine, lysine, methionine, phenylalanine, proline, serine, threonine, tryptophan, tyrosine, valine.
a compound which contains both an acidic group and an amino group. There are 20 biologically important amino acids which are present in proteins.
the building block of a protein; these molecules may be joined together in long chains to form proteins
The main component of protein that the horse breaks proteins down to for absorption.
the chemical building blocks that make up proteins that are important to life on Earth. (See also astrochem.)
An organic compound containing an amino group and a carboxyl group; amino acids are the units or building blocks that make peptide and protein molecules.
Compounds that link together to make proteins. Essential amino acids are released in the intestines when food containing protein is digested -- the body cannot make them. Non-essential amino acids can be made by the body. Amino acids contain carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur.
The molecular building blocks that combine to form proteins in living things
unit molecule from which proteins are constructed by polymerization.
One of the essential building blocks from which proteins are made. Amino acids have the generic formula H3N+CHRCO2-.
Organic compound that forms the basis for much soft tissue in an animal and helps to facilitate biochemical reactions. Must have a carboxyl group (COOH) and amino group (NH2), in which the carboxyl performs as an acid and the amino as a base.
Chemical building blocks that help produce proteins in the body.
Constituents of proteins containing the amino (NH2) and carboxyl (COOH) groups of compounds.
A compound containing both amino (-NH2) and carboxyl (-COOH) groups. In particular, any of 20 basic building blocks of proteins having the formula NH2-CR-COOH, where R is different for each specific amino acid.
Any of 20 basic elements that make proteins.
One of the molecular components of proteins. There are approximately two dozen known amino acids nearly all of which contain the elements of carbon, hydrogen, nitrogen, and oxygen.
Small molecules that contain a nitrogen-based amine group and a carbon-based carboxyl group surrounding a central carbon atom. Amino acids are the primary subunit of proteins, and in the process of protein translation are joined together in a chemical reaction, forming a peptide bond. There are many amino acids that occur in nature, but multicellular organisms utilize only 20 amino acids to create proteins. Substitution or deletion of a single amino acid can alter the function of a protein, and mutations that lead to cancer are many times attributed to changes in amino acid sequence.
protein-building molecule containing an amino group (NH2) and a carboxylic group (COOH)
An organic chemical. Amino acids include an amine group (NH2) and a carboxyl group (COOH) on the same molecule. Twenty different amino acids are essential for human life, since the proteins are made of long chains of them. Eight of these have to come from proteins in your food; your body can manufacture the rest of them.
A functional group which consists of a carbon with a carboxylic acid, "-COOH" and an amine, "-NH2." These compounds are the building blocks for proteins.
organic compound compose of C, N, O which is the building block for proteins
A molecule formed from the hydrolysis (digestion) of protein.
A small molecule (monomer) containing an amino group (-NH2) at one end and a carboxylic acid group (-COOH) at the other that can be linked to other amino acids to form a protein. Amino acids are fundamental building blocks of life. More than 80 amino acids are known, but only about 20 occur naturally in living organisms.
The basic building block of a protein. There are about 20 different amino acids. Long chains of amino acids make up a protein.
One of the twenty chemical building blocks that can be linked together to form a polypeptide chain or a protein. Examples: phenylalanine, threonine, and alanine.
A building block of protein which is used by the body to build muscle and other tissue.
an organic compound containing nitrogen, carbon, hydrogen and oxygen; the building block of protein.
any of a class of organic compounds, including the building blocks from which proteins are constructed.
organic compounds containing an amino group and a carboxylic acid group; "proteins are composed of various proportions of about 20 common amino acids"
a molecule that contains a
a monomer of a peptide or protein, a nucleotide is a monomer of an oligonucleotide or polynucleotide
a relatively short chain of molecules, and many combinations of these can be formed into longer chains of molecules to make many kinds of proteins
a small molecule containing an amino group, a carboxylic acid group, and a side chain which determines the chemical properties
a small molecule that acts as
Amino acids are chemical building blocks that make up proteins. There are 20 different common amino acids.
Amino acids are the building blocks of protein. Amino acids join together and form short chains (peptides) or much longer chains (polypeptides). Over 80 amino acids are known to occur naturally,with 20 found commonly in protein polypeptides.
A molecule with both an amino and a carboxylic acid group. There are 20 common natural amino acids found in proteins.
The base chemical subunit of proteins. There are 20 common amino acids.
The molecular building blocks for proteins.
basic structural unit of proteins possessing carboxy and amino terminals (ends).
A large class of substances with molecules including the amino and carboxyl groups.In the human body, amino acids are joined together to form long chains as part of the structures of proteins. Because they possess two functional groups, amino acids exhibit both acidic and basic characteristics. Each amino acid has an abbreviation when in a protein chain, so that the protein GlyAlaVal would indicate that a molecule of Glycine is joined to one of Alanine which is in turn joined to one of Valine. A list of the more common amino acids are given below
an organic acid in which an amino group, a hydrogen atom, and an R group are attached to the carbon atom next to the carboxyl group.
Large molecules that are the building blocks for proteins. Twenty of them are also present in the genetic code.
a) An organic compound having both an amino group (NH2) and a carboxylic acid group (COOH). b) A compound of the form NH2CHRCOOH, found as essential components of the protein molecule.
The basic building blocks for proteins in the body. Amino acids can be made by the body from other substances and are also ingested from eating foods with protein.
an organic acid containing an amine (ammonia-like) chemical group. Amino acids are put together by your body in highly specific ways to manufacture proteins.
ah-MEEN-o AS-id An organic molecule consisting of a central carbon atom bonded to a hydrogen atom, an amino group, a carboxylic acid, and an R group. 46
Any of twenty-two nitrogen containing organic acids from which proteins are made.
the subunit that is polymerised to form proteins. There are twenty types of amino acid.
An organic compound which is the basic element of proteins.
an organic compound that is a basic constituent of a protein.
The single molecular units (20 in total), that when chained together form a protein. The number, type, and sequence of amino acids found in the chain determine the shape and function on the protein.
Simple organic molecules containing an amino group (NH2) and a carboxyl group (COOH). Amino acids link together in chains to form proteins.
A chemical substance found in plants and animals. The building blocks of hair.
Any of about 20 different organic molecules found universally in proteins and displaying carboxyl and amino groups, that when joined together form a polypeptide.
Any one of 20 or more organic acids, some of which are the building blocks for proteins and are necessary for metabolism and growth.
An organic compound containing at least one amino group and one carboxyl group. In the 20 different amino acids that compose proteins, an amino group and carboxyl group are linked to a central carbon atom, the carbon, to which a variable side chain is bound. ( Figure 3-2)
The unit molecular building block of proteins, which are chains of amino acids in a certain sequence. There are 20 main amino acids in the proteins of living things, and the properties of a protein depend upon its particular amino acid sequence.
One of twenty-two known organic acids that contain nitrogen and serve as building blocks for the production of protein in the body.
A building block of protein. More than 20 different amino acids are used by the body to manufacture different proteins in muscle, hair, skin, blood, and other tissues.
A molecule that is a building block of protein
A family of modified organic acids that serve as building blocks for the synthesis of proteins.
One of a group of nitrogenous compounds which forms protein.
Organic molecule containing both an amino group and a carboxyl group. Those that serve as the building blocks of proteins are alpha amino acids, having both the amino and carboxyl groups linked to the same carbon atom.
One of the building blocks of proteins in the body.
The basic unit of proteins. The human body makes some amino acids, while others, called essential amino acids, are obtained only from foods containing protein.
The fundamental building block of proteins. There are 20 naturally occurring amino acids in animals and around 100 more found only in plants.
the building blocks of proteins. Life uses 20 amino acids to build proteins. Amino acids have two sticky ends that can be joined together to form long chains.
Different kinds of small molecules that link together in long chains to form proteins, amino acids are often referred to as the "building blocks" of proteins. [Talking Glossary
one of 20 naturally occurring hydrocarbon molecules that in combination form proteins in living things.
Amino acids are chemical compounds that are the building blocks of all proteins. Some amino acids also function as chemical signals, such as neurotransmitters.
Any of a class of molecules that are combined to form proteins.
An organic molecule of the general formula RÑCH(NH2)COOH, possessing both basic (NH2) and acidic (COOH) groups, as well as a side group (R) specific for each amino acid. The subunit building block of proteins.
The basic building block of proteins. A short chain of amino acids is called a peptide and a long chain of amino acids (normally more than fifty) is called a protein.
the building blocks of proteins, 20 different amino acids are commonly found in proteins which are each made of many thousand amino acids.
The building blocks of polypeptides and proteins.
the main building blocks of proteins, which are chained together in many different ways to create many different Proteins.
n organic acid in which one or more of the hydrogen atoms has been replaced by the amino group (—NH2). Amino acids are the building blocks in the formation of proteins.
The basic building block of protein. All amino acids contain an amino (NH2 ) end, a carboxyl end (COOH) and a side group (R). In proteins, amino acids are joined together when the NH2 group of one forms a bond with the COOH group of the adjacent amino acid. The side group is what distinguishes each of the amino acids from the others. There are 20 common amino acids: alanine, arginine, asparagine, aspartic acid, cysteine, glutamic acid, glutamine, glycine, histidine, isoleucine, leucine, lysine, methionine, phenylalanine, proline, serine, threonine, tryptophan, tyrosine, and valine.
one of 20+ organic acids that are the building blocks of proteins.
A basic building block of protein. There are 22 amino acids, nine of which cannot be produced within the body and are considered essential; the remainder are considered nonessential.
a peptide; the basic building block of proteins (or polypeptides).
the fundamental monomer unit for proteins; R-CH(NH2)CO2H.
Molecules combined to form proteins. The sequence of amino acids in a protein, and hence protein function, are determined by the genetic code.
one of 20 or more different building blocks that combine to form proteins. The structure and function of a protein is determined by the sequence of the amino acids it contains.
a small molecule that is the building blocks of proteins
The chemical building blocks that make up proteins. There are 20 different amino acids, and their sequence in a protein is determined by the relevant genetic code.
The building blocks of proteins, the ‘doingâ€(tm) molecules of a cell protein is made of long chains of amino acids joined together and folded up in a very precise way. There are twenty different types of amino acid, all with different chemical properties. The jobs a protein is able to carry out are determined by the order the amino acids are joined together in. This order is determined, in turn, by the order of the bases on the gene that makes it.
one of a large group of organic compounds that are the building blocks of proteins and are the products of protein digestion
a molecule which is the building block of protein. Amino acids contain nitrogen as well as carbon, hydrogen and oxygen, the basic atoms of life. All organisms contain at least 20 different types of amino acids. Some bacteria are able to make all amino acids, unlike humans which cannot make about 8 amino acids for which they must rely on other organisms, like microbes and plants, to make for them. One type of amino acid, glutamate, is made by bacteria which humans then use to make the flavor enhancer, MSG -- monosodium glutamate.
A compound with amino and carboxyl groups that is a constituent of peptides and proteins. Click here for a detailed description.
Amino acids are molecules that contain at least one amine group (-NH2) and at least one carboxylic acid group (-COOH). When these groups are both attached to the same carbon, the acid is an -amino acid. -amino acids are the basic building blocks of proteins.
Building blocks of which proteins are constructed. End product of protein digestion.
Organic molecule containing both an amino group (2NH2) and an acid group ; the basic building block of proteins.
A molecule which serves as the building block of proteins. Proteins have different characteristics as determined by the sequence of amino acids. Genes specify this sequence.
An organic compound containing both an amino group (-NH2 ) and a carboxyl group (-COOH); essential component of proteins.
One of a large class of organic compounds important as the building blocks of proteins.
(uh-MEE-no A-sid) ( listen) Organic acid containing one or more amino groups, especially any of a group that make up proteins and are important to living cells. Some can be synthesized by the body ( nonessential amino acids) and others must be obtained through the diet ( essential amino acids).
A nitrogen-containing molecule that serves as a building block for proteins, including enzymes, muscles, and structural molecules. The human body uses twenty of the eighty amino acids found in nature.
any of the subunits that are polymerized to form proteins
any of the 26 chemical building blocks of proteins.
One of the 20 building blocks of protein.
naturally occurs in human protein, used to add moisturizing properties to creams, lotions, and conditioners
Large organic molecule: building block of protein
any of a class of 20 molecules that combine to form proteins in living things.
result of body's breakdown of protein, used for body recycling; excess is converted to energy or fat
building block of proteins. Proteins consist of amino acids linked end-to-end. There are 20 different amino acid molecules that make up proteins. The DNA sequence that codes for a gene dictates the order of amino acids in a given protein.
amino acids play a vital role in the production and regulation of brain chemicals
an organic compound, an essential component of a protein.
An organic compound containing the amino group NH2. Amino acids are the main component of proteins.
A simple molecule that forms the basic building blocks of proteins.
an organic compound that is a basic structural unit of peptides and proteins. There are over 100 amino acids, eight of which (isoleucine, leucine, lysine, methionine, phenylalanine, threonine, tryptophan, and valine) are essential for human metabolism.
Molecular building blocks of proteins.
one of twenty different molecules that combine to form proteins. The sequence of amino acids in a protein determines the protein's structure and function.
While DNA is made of nucleotides, proteins are made of amino acids, a group of 20 different chemicals with names like alanine, arginine, and serine. (IOCeleraGenome) Aminoácido... como eles interagiam com os hormônios e os neurotransmissores, mapeando sítios de ligação para aminoácidos específicos. (POFapesp2)
One of about two dozen chemical compounds from which proteins are made.
A relatively simple organic molecule from which proteins are made.
An organic compound from which proteins are made.
The basic building block of a protein. There are 20 different amino acids commonly found in proteins. The genetic code specifies the sequence of amino acids in a protein.
A building block of proteins. There are 20 different kinds of amino acids; a protein consists of a specific sequence of amino acids.
An organic compound containing both the amino(NH2) and carboxyl (COOH) groups. Amino acid molecules combine to form proteins, therefor they are a fundamental constituent of living matter. They are synthesized by autotrophic organisms, principally green plants.
an organic acid containing an amine (ammonia-like) chemical group. Your body puts amino acids together in highly specific ways to manufacture proteins.
Nitrogen-containing parts of proteins used to build muscle and other body tissues.
an organic compound containing both an amino group (NH2) and a carboxylic acid group (COOH), especially any of the 20 compounds that link together by peptide bonds to form proteins.
One of the 20 different organic molecules that are joined together to form a polypeptide chain. The polypeptide chain then folds into a compact, globular three-dimensional structure that is a functional protein. This three-dimensional conformation is held together by the interactions of the amino acids at different parts of the polypeptide chain with each other, and determines the activity of the protein. Thus, the amino acid order and content determines the shape and functional activity of the protein.
any of a large number of organic compounds that contain carbon, oxygen, hydrogen, and nitrogen and that form proteins; certain essential amino acids cannot be produced by the body and must be obtained from food
Any organic compound containing an amino (NH2) and a carboxyl group. They are the building blocks of protein. Some can be made by the body and others must be obtained through the diet.
The structural unit or building block of protein.
A molecule containing both an amine and a carboxylic acid group
the fundamental building block of proteins. There are twenty different amino acids normally found in proteins. All have the general structure shown in the figure. In proteins, the amino acids are joined by peptide bonds as shown in the image. Notice that the central carbon atom has four different ligands. It is therefore asymmetrical and can exist in two mirror image forms (enantiomers), known as and enantiomers. Proteins in living organisms are all made from -amino acids. However bacterial cell walls and a few other structures incorporate some - amino acids. A few naturally occurring amino acids are not normally found in proteins and are not specified in the genetic code. Ornithine (R = (CH2)3NH2) is one example. These non-protein amino acids are common intermediates in a variety of metabolic pathways. Finally, some amino acids may be chemically modified after they have been incorporated into proteins.
a small organic molecule used as a building block for peptides or proteins.
Biochemical molecules that contain at least one amine group (-NH2) and at least one carboxylic acid group (-COOH) and conform to the general formula NH2-R-COOH, where R is an organic molecule. Amino acids are essential basic building blocks of proteins.
Protein is made up of the these simple chemicals, some of which are essential in an animals diet for health and growth.
The basic building block of proteins. Each protein consists of a different set of amino acids, put together according to instructions in the corresponding gene. There are 22 amino acids, each encoded by a three-letter “word” of the genetic code.
Any of 20 basic building blocks of proteins composed of a free amino (NH2) end, a free carboxyl (COOH) end, and a side group (R)
The building block of proteins. The messenger RNA tells the cell what amino acids are needed and what order they must be arranged in to build a particular protein. There are 20 different amino acids used in the human body.
The basic building block of proteins (or polypeptide s). Containing a basic amino (NH2) group, an acidic carboxyl (COOH) group and a side chain (R - of a number of different kinds) attached to an alpha carbon atom. Thus: R | NH2-C-COOH | H
The building blocks of proteins in organisms. Each of 20 different amino acids combine in a unique sequence for each protein.
The "building blocks" of proteins. There are 20 amino acids.
Any of a group or organic compounds containing the amino groups (NH2) forming a part of the protein molecule.
An a-amino carboxylic acid of the general form H3N-CHR-COO-. There are 20 common amino acids, defined by the R group on the alpha-carbon ( A listing of common amino acids is available), that are used to build proteins and peptides.
One of 20 different kinds of small molecules that link together in long chains to form proteins. Amino acids are referred to as the "building blocks" of proteins.
Organic molecules that are building blocks of proteins.
organic compound of carbon, hydrogen, oxygen, and nitrogen; the "building blocks" of protein.
A component of every protein, in which up to 20 different amino acids are strung together into polymer chains.
The basic build block of a protein. For decades, there were thought to be only 20 amino acids that comprise all proteins. Recently, however (2002?), rumors of a 21st amino acid are circulating. There are several ways to categorize amino acids: hydrophobic vs. hydrophilic, relatively large vs. relatively small, etc. The sequence of amino acids in a protein determine how the protein will fold in three dimensions.
one of the 20 building blocks of proteins.
amino acids are the building blocks of proteins; only about 20 amino acids are used to build the thousands of kinds of proteins needed by living cells
A chemical building block of protein.
Compound that forms the basic structural units of all proteins. Each amino acid molecule contains acidic carboxyl and nitrogeneous amino groups of atoms linked to a variable ring or chain of carbon atoms.
Nitrogen containing basic bulding block molecule of proteins
Any of the 20 molecules that are the basic building blocks of proteins. The sequence of amino acids in a protein and, hence, the function of a protein is determined by the genetic code. The body can make some amino acids, while others must be supplied by foods containing proteins.
One of the building blocks of protein. Formed by the combination of a carbohydrate (sugar) and a nitrogen compound.
An organic acid containing nitrogen chemical building blocks that aid in the production of protein in the body. Eight of the twenty-two known amino acids are considered "essential," and must be obtained from dietary sources because the body can not synthesize them.
A class of organic chemical compounds that combine to build proteins; 20 basic amino acids in various combinations make up all the proteins in the human body. The body produces many amino acids; those it needs but cannot synthesize are known as essential amino acids and must be obtained through the diet.
An organic compound containing both carboxyl (-COOH) and amino groups (-NH2).
An organic compound that contains two special groups of atoms known as the amino group and the carboxylic acid group.
A small molecule that is the building block of proteins.
In chemistry, an amino acid is any molecule that contains both amine and carboxyl functional groups. In biochemistry, this term refers to alpha amino acids. These are molecules where the amino and carboxylate groups are attached to the same carbon, which is called the α–carbon.