arabinobiose
The disaccharide 5-O-alpha-L-arabinofuranosyl-L-arabinose formed from two arabinose monomers

arabinofuranosidase
Any enzyme that catalyzes the hydrolysis of an arabinofuranoside

arabinofuranosidases
plural of arabinofuranosidase

arabinofuranosyltransferase
Any transferase that moves arabinofuranosyl groups

arabinofuranosyltransferases
plural of arabinofuranosyltransferase

arabinofuranosyluracil
A pyrimidine nucleoside formed in the body by the deamination of cytarabine

arabinoglycerolipid
Any glycoglycerolipid derived from arabinose

arabinoglycerolipids
plural of arabinoglycerolipid

arabinonucleoside
Any nucleoside in which the sugar is arabinose

arabinonucleosides
plural of arabinonucleoside

arabinonucleotide
Any nucleotide in which the sugar is arabinose

arabinonucleotides
plural of arabinonucleotide

arabinosidase
Any enzyme that catalyses the hydrolysis of an arabinoside.

arabinosidases
plural of arabinosidase

arabinosyladenine
A nucleoside that is an arabinosyl derivative of adenine

arabinosyltransferase
A transferase enzyme acting upon arabinose, involved in polymerisation of arabinogalactan.

arabinosyltransferases
plural of arabinosyltransferase

arbutinase
The enzyme beta-glucosidase.

archaeolipid
Any archaeal lipid

archaeolipids
plural of archaeolipid

archease
Any of a group of enzymes, involved in nucleic acid metabolism, found in almost all living organisms

archeases
plural of archease

ardisinol
A particular resorcinolic lipid.

arginyltransferase
A transferase that transfers an arginyl group, typically to a protein

arginyltransferases
plural of arginyltransferase

argipressin
The vasopressin.

arimoclomol
A drug, N-{[(2R)-2-hydroxy-3-piperidin-1-ylpropyl]oxy}pyridine-3-carboximidoyl chloride 1-oxide, that stimulates cellular protein repair.

arnolol
A beta blocker drug.

arylamidase
The enzyme cytosol alanyl aminopeptidase.

arylamidases
plural of arylamidase

arylesterase
Any enzyme that catalyzes the hydrolysis of an aryl ester

arylesterases
plural of arylesterase

arylformamidase
A hydrolase enzyme that catalyzes the chemical reaction N-formyl-L-kynurenine + H₂O ⇌ formate + L-kynurenine.

arylformamidases
plural of arylformamidase

arylphorin
A larval storage protein

arylphorins
plural of arylphorin

arylsulfatase
Any of a group of sulfatase enzymes.

arylsulfatases
plural of arylsulfatase

arylsulfotransferase
A sulfotransferase enzyme that transfers a sulfate group from phenolic sulfate esters to a phenolic acceptor substrate.

arylsulfotransferases
plural of arylsulfotransferase

arylsulphatase
Alternative spelling of arylsulfatase.

arylsulphatases
plural of arylsulphatase

arylsulphotransferase
Alternative form of arylsulfotransferase.

arylsulphotransferases
plural of arylsulphotransferase

ascorbase
L-ascorbate oxidase, an oxidoreductase enzyme.

asimadoline
A drug which acts as a peripherally selective κ-opioid agonist.

asocainol
An antiarrhythmic drug.

asparagin
Alternative form of asparagine.

asparagine
A nonessential amino acid C₄H₈N₂O₃ found in plants such as asparagus.

asparagines
plural of asparagine

aspargine
Alternative form of asparagine.

aspargines
plural of aspargine

aspartase
Any enzyme that catalyses the deamination of aspartic acid to fumaric acid and ammonia

aspartases
plural of aspartase

aspartylglucosaminidase
A human gene and amidohydrolase enzyme involved in the catabolism of N-linked oligosaccharides of glycoproteins.

asperagine
Misspelling of asparagine.

aspercetin
A hemorrhagic protein in the venom of a lancehead snake (Bothrops asper).

astathe
A substance supposed to lie between the outer and inner lining of a cell.

atacicept
A recombinant fusion protein designed to inhibit B cells, thereby suppressing autoimmune disease.

atebrin
A preparation of the drug quinacrine, formerly used as an antimalarial.

atebrins
plural of atebrin

atracotoxin
A toxin from the Sydney funnel-web spider.

atracotoxins
plural of atracotoxin

atranorin
A secondary metabolite found in lichens.

atroxase
An endopeptidase enzyme, found in the venom of the diamondback rattlesnake Crotalus atrox, that catalyzes the cleavage of His⁵-Leu, Ser⁹-His, His¹⁰-Leu, Ala¹⁴-Leu and Tyr¹⁶-Leu of insulin B chain.

attacin
An antibacterial protein originally found in the immune haemolymph of Hyalophora cecropia

attacins
plural of attacin

aureolysin
An extracellular metalloprotease expressed by Staphylococcus aureus

autoadjuvant
A substance that enhances the immune response to an antigen produced by the same organism

autoadjuvants
plural of autoadjuvant

autoagglutinin
An antibody that agglutinates red blood cells

autoagglutinins
plural of autoagglutinin

autoantibodies
plural of autoantibody

autoantibody
An antibody formed in response to an agent (autoantigen) produced by the organism itself.

autolipophagosome
An autophagosome that contains lipid

autolipophagosomes
plural of autolipophagosome

autolysin
Any enzyme that hydrolyses a component of the cell (or tissue) in which it is produced

autolysins
plural of autolysin

autopeptidase
Synonym of autoprotease.

autopeptidases
plural of autopeptidase

autoprotease
A protease that hydrolyses peptide bonds within its own molecule, typically releasing a specific amino acid sequence

autoproteases
plural of autoprotease

autoproteinase
Alternative form of autoprotease.

autoproteinases
plural of autoproteinase

autoregulator
Any protein that regulates its own expression

autoregulators
plural of autoregulator

autotoxin
Any substance that is toxic to the organism in which it is generated

autotoxins
plural of autotoxin

avenacinase
A saponin-detoxifying enzyme present in fungi of the genus Gaeumannomyces

avidin
A tetrameric protein produced in the oviducts of birds, reptiles and amphibians and deposited in the whites of their eggs.

avidins
plural of avidin

avitriptan
An antimigraine drug.

avridine
An immunostimulant drug.

azabicyclane
The drug anazocine.

azanucleoside
Any nucleoside in which one or more carbon atoms have been replaced by nitrogen

azanucleosides
plural of azanucleoside

azapeptide
Any peptide in which one or more of the amino residues is replaced by a semicarbazide

azapeptides
plural of azapeptide

azaprocin
An opioid analgesic drug, never marketed.

azatyrosine
The amino acid (2S)-2-amino-3-(5-hydroxypyridin-2-yl)propanoic acid

azidopeptide
A peptide that has an azide protecting group on the terminal amine

azidopeptides
plural of azidopeptide

azimilide
An antiarrhythmic drug.

azintamide
A choleretic drug.

azlon
A regenerated protein fiber; textile fiber derived from a protein such as casein (milk) or zein (maize).
A textile made of these fibers.

azlons
plural of azlon

azopeptide
Any peptide in which two such compounds are connected by an azo bridge

azopeptides
plural of azopeptide

azoprotein
Any protein, coupled with another material via a diazo linkage, that is used in immunochemical procedures

azoproteins
plural of azoprotein

azoreductase
Any of a family of enzymes that catalyze the conversion of diamines to azo compounds

azoreductases
plural of azoreductase

azotochelin
The siderophore amino acid (2S)-2,6-bis[(2,3-dihydroxybenzoyl)amino]hexanoic acid produced by the bacterium Azotobacter vinelandii

azurin
The enzyme, arsenate reductase

azurins
plural of azurin

bactericidin
Any antibody that, together with a complement, can kill bacteria.

bactericidins
plural of bactericidin

bacterioagglutinin
An antibody which causes agglutination of bacteria.

bacterioagglutinins
plural of bacterioagglutinin

bacteriocidin
Alternative form of bactericidin.

bacteriocidins
plural of bacteriocidin

bacterioferritin
An oligomeric protein, similar to ferritin, found in various bacteria

bacterioferritins
plural of bacterioferritin

bacteriolysin
Any antibody that causes lysis of the cells of a bacterium

bacteriolysins
plural of bacteriolysin

bacterioopsin
A particular transmembrane protein.