Amino Acid Collection

Creatine amino acid molecule
Creatine, molecular model. This amino acid acts as an energy store for the contraction of muscle

Insulin crystals, light micrograph C017 / 8249
Insulin. Polarised light micrograph (PLM) of crystals of the hormone insulin

Aspartic molecule
Aspartic acid molecule. Alpha-amino acid nonessential in mammals. Precursor to several amino acids including methionine, threonine, isoleucine and lysine

Serine molecule
Serine, molecular model. Non-essential proteinogenic amino acid. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (blue-green), nitrogen (blue) and oxygen (red)

Alanine, molecular model
Alanine. Molecular model of the amino acid alanine. Its chemical formula is C3.H7.N.O3

Ricin A-chain, artwork C017 / 3653
Ricin A-chain. Computer artwork showing the enzymatically active A-chain from a molecule of the toxic protein ricin. Ricin comprises two entwined amino acid chains; A (seen here) and B (not shown)

Ricin molecule, artwork C017 / 3652
Ricin molecule. Computer artwork showing the structure of a molecule of the toxic protein ricin. Ricin comprises two entwined amino acid chains; A (yellow) and B (blue)

Ricin molecule, artwork C017 / 3651
Ricin molecule. Computer artwork showing the structure of a molecule of the toxic protein ricin. Ricin comprises two entwined amino acid chains; A (yellow) and B (blue)

Ricin molecule, artwork C017 / 3650
Ricin molecule. Computer artwork showing the structure of a molecule of the toxic protein ricin. Ricin comprises two entwined amino acid chains; A (yellow) and B (blue)

Circular DNA molecule, space artwork F006 / 7089
Circular DNA (deoxyribonucleic acid) molecule, computer artwork and space nebula artwork, depicting origin of life

Tablet computer, insulin molecule F006 / 6311
Tablet computer showing a part of the molecule of human insulin. A single insulin molecule is made up of two chains of amino acids, the A and B chains, which are held together by di-sulphide bridges

Circular DNA molecule, space artwork F006 / 7077
Circular DNA (deoxyribonucleic acid) molecule, computer artwork and space nebula artwork, depicting origin of life

Circular DNA molecule, space artwork F006 / 7087
Circular DNA (deoxyribonucleic acid) molecule, computer artwork and space nebula artwork, depicting origin of life

Amino acid structures F007 / 6424
Amino acid structures. Chemical structures of 20 of the 22 standard amino acids

Glycine riboswitch molecule F007 / 9921
Molecular model of the bacterial glycine riboswitch. This is an RNA element that can bind the amino acid glycine. Glycine riboswitches usually consist of two metabolite-binding aptamer domains tandem

Glycine riboswitch molecule F007 / 9906
Molecular model of the bacterial glycine riboswitch. This is an RNA element that can bind the amino acid glycine. Glycine riboswitches usually consist of two metabolite-binding aptamer domains tandem

tRNA molecule
Transfer RNA (tRNA), molecular model. tRNA (transfer ribonucleic acid) translates messenger RNA (mRNA) into a protein product. Each tRNA molecule carries a specific amino acid, in this case tryptophan

Lysine molecule
Lysine, molecular model. Essential alpha-amino acid. Necessary building block for all protein in the body

Alanine molecule
Alanine, molecular model. Alpha-amino acid that can be synthesised by the body

Proline molecule
Proline, molecular model. Non-essential alpha-amino acid, one of the 20 DNA-encoded amino acids

Leucine molecule
Leucine, molecular model. Essential alpha-amino acid contained in eggs, soy protein, seaweed, turkey, chicken, lamb, cheese, and fish

Cysteine Molecule
Cysteine, molecular model. Non-essential alpha-amino acid

Glutamic acid molecule
Glutamic acid, molecular model. Non-essential amino-acid. Important neurotransmitter

Glutamine molecule
Proline, molecular model. Non-essential alpha-amino acid, one of the 20 DNA-encoded amino acids

Isoleucine molecule
Isoleucine, molecular model. Essential alpha-amino acid contained in eggs, soy protein, seaweed, turkey, chicken, lamb, cheese, and fish

Threonine molecule
Threonine, molecular model. Essential alpha-amino acid and one of the 20 proteinogenic amino acids

Valine molecule
Valine, molecular model. Essential alpha-amino acid and one of the 20 proteinogenic amino acids

Phenylalanine molecule
Phenylalanine, molecular model. Essential alpha-amino acid, one of the 20 common amino acids used to form proteins

Tryptophan molecule
Tryptophan, molecular model. Essential amino acid and one of the 20 standard amino acids

Methionine molecule
Methionine, molecular model. Essential alpha-amino acid. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (blue-green), nitrogen (blue), oxygen (red) and sulfur (yellow)

Ricin A-chain, artwork C017 / 3654
Ricin A-chain. Computer artwork showing the enzymatically active A-chain from a molecule of the toxic protein ricin. Ricin comprises two entwined amino acid chains; A (seen here) and B (not shown)

Ricin molecule, artwork C017 / 3649
Ricin molecule. Computer artwork showing the structure of a molecule of the toxic protein ricin. Ricin comprises two entwined amino acid chains; A (yellow) and B (blue)

Histidine molecule
Histidine, molecular model. Essential amino acid in humans and other mammals. One of the 22 proteinogenic amino acids

Tyrosine molecule
Tyrosine, molecular model. Non-essential amino acid; one of the 20 amino acids used to synthesize proteins

Asparagine molecule
Asparagine, molecular model. Nonessential amino acid. Asparagine residues are often found near the beginning and end of alpha-helices and in turn motifs in beta sheets

Myoglobin protein, molecular model C016 / 6575
Myoglobin protein. Molecular model showing the structure of the myoglobin protein

Monosodium glutamate, illustration C018 / 0805
Monosodium glutamate (MSG) molecule, illustration. MSG is a food additive that acts as a flavour enhancer. It is the sodium salt of the amino acid glutamic acid

Ricin molecule, artwork C017 / 3656
Ricin molecule. Computer artwork showing the structure of a molecule of the toxic protein ricin. Ricin comprises two entwined amino acid chains; A (yellow) and B (blue)

Ricin molecule, artwork C017 / 3655
Ricin molecule. Computer artwork showing the structure of a molecule of the toxic protein ricin. Ricin comprises two entwined amino acid chains; A (yellow) and B (blue)

Ricin molecule, artwork C017 / 3648
Ricin molecule Computer artwork showing the structure of a molecule of the toxic protein ricin (blue and yellow) with an active ribosome in the background

Insulin molecule C014 / 2290
Insulin molecule. Molecular module of insulin showing its primary structure over a background of the molecules electron density map

Insulin molecule C014 / 2120
Insulin molecule. Molecular module of insulin showing its primary structure. Insulin is a hormone produced by the pancreas

Human electron transfer flavoprotein. Computer model showing the structure of a human electron transfer flavoprotein (ETF) molecule

Insulin crystals, light micrograph C017 / 8246
Insulin. Polarised light micrograph (PLM) of crystals of the hormone insulin

Mass spectrometer in protein research
Mass spectrometer used to determine the sequence of amino acids in proteins during proteomics research. Proteomics is the study of the structure and function of proteins

Unstressed cells (Image 1 of 2). Immunofluorescent light micrograph of unstressed kidney cells

Alanine amino acid molecule
Alanine. Molecular model of the amino acid alanine. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (white), oxygen (red) and nitrogen (blue)

Artwork: Miller-Urey experiment on origin of life
Miller-Urey experiment. Illustration showing the apparatus used in the Miller-Urey experiment to study the origin of life

DNA autoradiogram and codons. Conceptual computer artwork of a DNA autoradiogram (yellow) with superimposed triplets of letters (white)

Creation, conceptual image
In natural science, abiogenesis or biopoesis is the study of how biological life arises from inorganic matter through natural processes, and the method by which life on Earth arises

Glycine crystals, light micrograph
Glycine crystals. Polarised light micrograph of crystals of glycine, the simplest of the amino acids

Insulin molecule, close-up view
Insulin. Computer graphic showing a part of the molecule of human insulin. Insulin is a hormone which is produced in the pancreas by cells of the Islets of Langerhans

Protein translation, artwork
Protein translation. Artwork showing the process of translation, the final stage of the production of proteins from the genetic code

Insulin crystals, light micrograph
Insulin. Polarised light micrograph (PLM) of crystals of the hormone insulin. The crystals appear hexagonal in shape

Protein synthesis, artwork
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Glutamic acid crystals, light micrograph
Glutamic acid crystals, polarised light micrograph. Glutamic acid is an non-essential amino acid, in which it can be synthesised by the body and does not need to be obtained from food

Earths cometary bombardment, artwork
Earths cometary bombardment. Artwork of Earth being bombarded with cometary fragments

Kinase molecule, secondary structure
Kinase molecule, computer model

Glycine, molecular model
Glycine. Molecular model of the amino acid glycine. Its chemical formula is C2.H5.N.O2

Aspartic acid, molecular model
Aspartic acid. Molecular model of the amino acid aspartic acid. Its chemical formula is C4.H7.N.O4

Histidine amino acid
Histidine. Computer model of a molecule of the amino acid histidine (C6. H9. N3.O2). Atoms (solid tubes) are colour-coded: carbon (green), oxygen (red), hydrogen (grey) and nitrogen (blue)

Selenocysteine, molecular model
Selenocysteine. Molecular model of the amino acid selenocysteine. Its chemical formula is C3.H7.N.O2.Se

Arginine, molecular model
Arginine. Molecular model of the amino acid arginine. Its chemical formula is C6.H14.N4.O2

Light micrograph of methionine crystals
Polarised light micrograph of crystalline Methionine. Magnification: x40 at 35mm size

Isoleucine, molecular model
Isoleucine. Molecular model of the amino acid isoleucine. Its chemical formula is C6.H13.N.O2

Glycine molecule. Molecular model of the simplest amino acid glycine (C2H5NO2). Amino acids are the monomers or building-blocks of the larger protein molecules

Cysteine, molecular model
Cysteine. Molecular model of the amino acid cysteine. Its chemical formula is C3.H7.N.O2.S

Fragment of a kinase molecule, artwork
Fragment of a kinase molecule, computer model

Coloured SEM of crystals of glycine
False-colour scanning electron micrograph of crystals of glycine, the simplest of the amino acids

Trypsin molecule, computer artwork
Trypsin molecule. Computer model of a molecule of the digestive enzyme trypsin

Glutamic acid, molecular model
Glutamic acid. Molecular model of the amino acid glutamic acid. Its chemical formula is C5.H9.N.O4

Alanine isomer models

Tryptophan amino acid molecule
Tryptophan molecule. Computer model of a molecule of the amino acid tryptophan

Arginine molecule. Computer model of a molecule of the amino acid arginine. Atoms are represented as rods and are colour-coded: carbon (green), hydrogen (white), oxygen (red) and nitrogen (blue)

Kinase molecule, computer artwork
Kinase molecule, computer model

Histidine, molecular model
Histidine. Molecular model of the amino acid histidine. Its chemical formula is C6.H9.N3.O2

Asparagine, molecular model
Asparagine. Molecular model of the amino acid asparagine. Its chemical formula is C4.H8.N2.O3

B-chain of insulin molecule
Insulin. Computer graphic showing a part of the molecule of human insulin

Human growth hormone, molecular model
Human growth hormone. Molecular model showing the secondary structure of human growth hormone (hGH), a hormone produced in the anterior pituitary gland in the brain

Polarised LM of crystals of insulin
Insulin. Polarised light micrograph of crystals of the hormone insulin. The crystals appear hexagonal in shape

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Amino acids are the building blocks of life, essential for the creation and functioning of proteins within our bodies. From the intricate structure of a creatine amino acid molecule to the mesmerizing beauty of insulin crystals under a light micrograph, these tiny entities hold immense power. In a captivating conceptual image, we witness the very essence of creation itself as amino acids come together to form complex structures. Among them, we find aspartic and serine molecules, each playing their unique role in sustaining life's delicate balance. The molecular models reveal an elegant dance between atoms that make up alanine, showcasing its significance in protein synthesis. Meanwhile, artwork depicting ricin A-chain and ricin molecules reminds us of both nature's wonders and potential dangers lurking within these compounds. As we explore further into this microscopic world, our gaze falls upon a circular DNA molecule floating amidst vast cosmic space—an awe-inspiring reminder that even at such minuscule scales, life is intricately connected with the universe around us. And in an unexpected twist linking science with technology, a tablet computer displays an insulin molecule—a testament to how scientific advancements have revolutionized healthcare by harnessing the power of amino acids for therapeutic purposes. These hints paint just a fraction of the incredible story behind amino acids—their versatility and importance cannot be overstated. Whether it be fueling muscle growth or regulating blood sugar levels through insulin production, they truly embody the marvels hidden within every living organism on Earth.