Spacefill Collection

RNA-editing enzyme, molecular model
RNA-editing enzyme. Molecular model of a left-handed, RNA double helix (Z-RNA, centre) bound by the Z alpha domain of the human RNA-editing enzyme ADAR1 (double-stranded RNA adenosine deaminase)

Myoglobin molecule C015 / 5702
Myoglobin molecule. Computer model showing the structure of a myoglobin molecule. Myoglobin is a protein found in muscle tissue

Cytochrome b5 molecule C015 / 6696
Cytochrome b5. Molecular model of cytochrome b5 from a cows liver. Cytochrome molecules perform oxidation and reduction reactions for electron transport

Z-DNA tetramer molecule C015 / 6557
Z-DNA (deoxyribonucleic acid) tetramer, molecular model. DNA is composed of two strands twisted into a double helix. This is a tetramer of the molecule, containing four strands

Rhinovirus and antibody, molecular model C015 / 7139
Rhinovirus. Molecular model of the antigen-binding fragment (Fab) from a strongly neutralising antibody bound to a human rhinovirus 14 (HRV-14) particle

Rhinovirus and antibody, molecular model C015 / 7138
Rhinovirus. Molecular model of the antigen-binding fragment (Fab) from a strongly neutralising antibody bound to a human rhinovirus 14 (HRV-14) particle

DNA molecule, artwork C017 / 7217
DNA molecule. Computer artwork showing a double stranded DNA (deoxyribonucleic acid) molecule. DNA is composed of two strands twisted into a double helix

Lysine molecule
Lysine, molecular model. Essential alpha-amino acid. Necessary building block for all protein in the body. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (blue-green)

Adrenaline epinephrine molecule
Adrenaline (epinephrine) is a hormone and a neurotransmitter. It is used to treat a number of conditions like cardiac arrest, anaphylaxis, and superficial bleeding

Alanine molecule
Alanine, molecular model. Alpha-amino acid that can be synthesised by the body. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (blue-green)

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. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (blue-green), nitrogen (blue)

Glutamic acid molecule
Glutamic acid, molecular model. Non-essential amino-acid. Important neurotransmitter. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (blue-green)

Glutamine molecule
Proline, molecular model. Non-essential alpha-amino acid, one of the 20 DNA-encoded amino acids. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (blue-green)

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

Gamma-aminobutyric acid GABA molecule
Gamma-aminobutyric acid (GABA), molecular model. Main inhibitory neurotransmitter in the central nervous system of mammalians

Valine molecule
Valine, molecular model. Essential alpha-amino acid and one of the 20 proteinogenic amino acids. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (blue-green)

Phenylalanine molecule
Phenylalanine, molecular model. Essential alpha-amino acid, one of the 20 common amino acids used to form proteins. Atoms are represented as spheres and are colour-coded: carbon (grey)

Tryptophan molecule
Tryptophan, molecular model. Essential amino acid and one of the 20 standard amino acids. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (blue-green)

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)

TATA box-binding protein complex C014 / 0867
TATA box-binding protein complex. Molecular model showing a TATA box-binding protein (TBP, khaki) complexed with a strand of DNA (deoxyribonucleic acid)

Tyrosyl-tRNA synthetase molecule
Tyrosyl-tRNA synthetase protein molecule. Molecular model showing bacterial tyrosyl-tRNA synthetase complexed with tyrosyl tRNA (transfer ribonucleic acid)

ATP synthase molecule C014 / 0880
ATP synthase molecule. Molecular model showing the structure of ATP synthase (ATPase) subunit C. ATPase is an important enzyme that provides energy for cells through the synthesis of adenosine

Anthrax protective antigen molecule C014 / 0886
Anthrax protective antigen molecule. Computer model showing the structure of a molecule of protective antigen (PA) produced by anthrax (Bacillus anthracis) bacteria

HIV enzyme protein, molecular model C014 / 0876
HIV enzyme protein. Computer model showing the structure of the catalytic domain of a molecule of HIV-1 retroviral integrase (IN) from the human immunodeficiency virus (HIV)

Tryptophanyl-tRNA synthetase molecule
Tryptophanyl-tRNA synthetase protein molecule. Molecular model showing human tryptophanyl-tRNA synthetase complexed with tryptophan tRNA (transfer ribonucleic acid)

Pho4 transcription factor bound to DNA C014 / 0861
Pho4 transcription factor bound to DNA. Molecular model showing phosphate system positive regulatory protein (Pho4) (blue and green) bound to a strand of DNA (deoxyribonucleic acid, red and purple)

HIV enzyme protein, molecular model
HIV enzyme protein. Computer model showing the structure of the catalytic domain of a molecule of HIV-1 retroviral integrase (IN) from the human immunodeficiency virus (HIV)

Anthrax protective antigen molecule C014 / 0865
Anthrax protective antigen molecule. Computer model showing the structure of a molecule of protective antigen (PA) produced by anthrax (Bacillus anthracis) bacteria

Aspartyl-tRNA synthetase protein molecule. Molecular model showing the structure of the active site of aspartyl-tRNA synthetase (DARS) from yeast

Yeast DNA recognition, molecular model F006 / 9282
Yeast DNA recognition. Computer model showing a GAL4 transcription activator protein bound to a yeast DNA (deoxyribonucleic acid) molecule (red and blue)

Zinc finger bound to DNA. Molecular model showing a zinc finger molecule bound (orange) to a strand of DNA (deoxyribonucleic acid, pink and green)

Psilocybin drug molecule
Psilocybin, molecular model. Naturally occurring psychedelic compound found in psilocybin mushrooms. The effects include euphoria and hallucinations

Polyunsaturated fat molecule. Computer model showing the structure of three unsaturated fat molecules bound together to form a polyunsaturated fat molecule

Herpesvirus surface protein molecule. Molecular model of glycoprotein B envelope protein from herpes simplex virus type 1

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"Exploring the Intricate World of Spacefill: From Cytochrome b5 to Noradrenaline Norepinephrine" Delving into the microscopic realm, we encounter the mesmerizing Cytochrome b5 molecule (C015 / 6696), unveiling its intricate structure and vital role in electron transfer. Behold the Z-DNA tetramer molecule (C015 / 6557), a fascinating twist on our genetic blueprint, offering insights into potential DNA functions yet to be fully understood. Unveiling the psychedelic secrets, we uncover Psilocybin drug molecule's enigmatic composition that has captivated human curiosity for centuries. Witnessing the wonders of RNA-editing enzyme (molecular model) as it meticulously modifies genetic information, shedding light on nature's ability to fine-tune our biological processes. Energizing life at a cellular level, ATPase molecule emerges as an indispensable force behind energy conversion within living organisms – a true powerhouse. In this molecular battle against common colds, Rhinovirus and antibody engage in an intricate dance (molecular models C015 / 7139 & C015 / 7138), highlighting our ongoing quest for effective treatments against viral infections. Admiring artistry even at a molecular scale, we marvel at DNA molecule's artwork (C017 / 7217), reminding us of nature's exquisite design that forms the foundation of life itself. Exploring Valine molecule reveals its crucial role in protein synthesis and muscle repair – an essential building block for maintaining optimal health and vitality. Journeying through Methionine molecule unlocks its significance as a key player in metabolism regulation and protein synthesis – truly an amino acid with multiple talents. Discovering Histidine molecule unravels its dual identity as both an amino acid essential for growth and development while also serving as a precursor for important signaling molecules.