Penicillinase is a beta-lactamase. beta-lactamase enzymes inactivate beta-lactam antibiotics by hydrolyzing the peptide bond of the characteristic four-membered beta-lactam ring rendering the antibiotic ineffective[1].
3, 5-diprenyl-4-hydroxybenzaldehyde is an isoprene phenyl butyl aldehyde. 3, 5-diprenyl-4-hydroxybenzaldehyde had the ability to inhibit biofilm formation in strains. 3, 5-diprenyl-4-hydroxybenzaldehyde can be used to study the potential synergistic effect of clinically relevant antibiotics [1].
Leu-AMS is a potent inhibitor of leucyl-tRNA synthetase (LRS) with an IC50 of 22.34 nM and inhibits the growth of bacteria.
γ-Fagarine is a furoquinoline alkaloid naturally occurring in Rutae Herba. γ-Fagarine has strong anti-HCV activities with IC50 of 20.4 μg/mL and is also a sister chromatid exchanges (SCEs) inducer[1][2].
Antibacterial agent 48, an antibacterial agent, significantly lowers MIC value of antibacterial agent Ceftazidime[1].
The K4 peptide is an antimicrobial peptide with strong activity against Gram-positive and Gram-negative bacteria, including human pathogenic bacteria, such as Staphylococcus aureus and Marine Vibrio bacteria[1].
Micafungin (Mycamine; FK463) is an echinocandin antifungal drug which can inhibit 1,3-beta-D-glucan synthase.
HIV Protease Substrate 1, a fiuorogenic HIV protease substrate, can be used to study enzymatic activity of HIV protease[1].
Olanexidine is an antibacterial agent. Olanexidine is active against a wide range of bacteria, imcluding both Gram-positive and Gram-negative bacteria Olanexidine is also an antiseptic. Olanexidine can be used in the research of infection and inflammation[1][2][3].
Ceftezole is an α-Glucosidase inhibitor with an IC50 and a Ki of 2.1 μM and 0.578 μM, respectively.
Soyasapogenol C is an oleanane-type triterpenoid. Soyasapogenol C exhibits anti-HSV-1 activity, with an IC50 of 18.9 μM[1].
Trimetrexate (CI-898) isethionate is an antibiotic, also a potent and orally active dihydrofolate reductase (DHFR) inhibitor, reducing the production of DNA and RNA precursors and leading to cell death, with IC50 values of 4.74 nM and 1.35 nM for human DHFR and Toxoplasma gondii DHFR. Trimetrexate isethionate can also inhibit the growth of various cancer cells. Trimetrexate isethionate can be used for researching Pneumocystis carinii pneumonia (PCP) and cancer[1][2][3][4][5].
Latrunculin B, an antimicrobial marine alkaloid, is an actin polymerization inhibitor. Latrunculin B regulates pulmonary vein electrophysiological characteristics and attenuates stretch-induced arrhythmogenesis[1][2]. Antifungal and antiprotozoal activity.
Taribavirin hydrochloride is an inosine monophosphate dehydrogenase inhibitor, has activity against a wide range of viruses, especially the hepatitis C virus and influenza virus[1]. Taribavirin hydrochloride is a Ribavirin prodrug, is designed to concentrate within the liver to target HCV-infected hepatocytes while minimizing distribution within red blood cells (RBCs) and the development of hemolytic anemia[2].
Brecanavir (GW640385) is a novel, potent HIV protease inhibitor.
Tetrahydroamentoflavone (Amentoflavanone) is a potent xanthine oxidase (XO) inhibitor. Tetrahydroamentoflavone has inhibitory activity for XO with IC50 and Ki values of 92 nM and 0.982 μM, respectively. Tetrahydroamentoflavone can be used for the research of inflammatory disorders and gout[1].
Antifungal agent 2 is a broad-spectrum fungal inhibitor which inhibits growth of pertinent species of Candida, Cryptococcus, and Aspergillus at a concentration as low as 0.5 μg/mL.
Mycobactin-IN-1 (compound 44), a pyrazoline analogue, is a mycobactin biosynthesis inhibitor against mycobacteria. Mycobactin-IN-1 binds to salicyl-AMP ligase (MbtA), a key enzyme in the mycobactin biosynthetic pathway[1].
Cyclic ADP-ribose (cADPR) is a potent second messenger for calcium mobilization that is synthesized from NAD+ by a ADP-ribosyl cyclase. Cyclic ADP-ribose increases cytosolic calcium mainly by Ryanodine receptor-mediated release from endoplasmic reticulum and also by extracellular influx through the opening of TRPM2 channels[1].
(3R,4R)-A2-32-01 (compound 2), an anti-virulence drug, is a specific caseinolytic protein proteases (ClpP) inhibitor with an EC50 of 4.5 μM, and shows a tolerable cytotoxicity[1].
Nirsevimab (MEDI8897) is a recombinant human respiratory syncytial virus (RSV) monoclonal antibody with modified Fc region, which can prolong its half-life. Nirsevimab has an affinity for RSV-B with an Kd value of 1.5 nM. Nirsevimab can be used for RSV research[1][2][3].
Ibuprofen ((±)-Ibuprofen) sodium is an orally active, selective COX-1 inhibitor with an IC50 value of 13 μM. Ibuprofen sodium inhibits cell proliferation, angiogenesis, and induces cell apoptosis. Ibuprofen sodium is a nonsteroidal anti-inflammatory agent and a nitric oxide (NO) donor. Ibuprofen sodium can be used in the research of pain, swelling, inflammation, infection, immunology, cancers[1][2][5][8].
Lydicamycin is an antibiotic isolated from the fermentation broth of an actinomycete strain identified as Streptomyces lydicus. Lydicamycin is active against Gram-positive bacteria and a certain yeast, but inactive against Gram-negative bacteria[1].
Oligopeptide-10 is a bioactive peptide with anti-microbial effect and has been reported used as a cosmetic ingredient[1].
7-Deaza-2',3'-dideoxyguanosine (7-Deaza-ddG) is a 2′,3′-dideoxynucleoside 5′-triphosphate, which can inhibit HIV-1 reverse transcriptase with a Ki of 25 nM[1].
Venturicidin A (Aabomycin A1), from actinomycetes, is a membrane-active natural product inhibitor of ATP synthase. Venturicidin A potentiates the aminoglycoside antibiotic gentamicin against multidrug-resistant clinical isolates of Staphylococcus, Enterococcus, and Pseudomonas aeruginosa. Venturicidin A shows noticeable toxicity toward human embryonic-kidney (HEK)cells with an IC50 of 31 μg/mL[1].
Oseltamivir acid D3 (GS 4071 D3) is a deuterium labeled Oseltamivir acid. Oseltamivir acid, the active metabolite of Oseltamivir phosphate, is an orally bioavailable, potent and selective inhibitor of influenza virus neuraminidase (IC50=2 nM) with activity against both influenza A and B viruses[1][2].
Pseudohypericin and its congener Hypericin are the major hydroxylated phenanthroperylenediones present in Hypericum species. Pseudohypericin shows anti-HIV activity[1][2].
Ampicillin-d5 (D-(-)-α-Aminobenzylpenicillin-d5) is the deuterium labeled Ampicillin. Ampicillin is a broad-spectrum beta-lactam antibiotic against a variety of gram-positive and gram-negative bacteria[1][2][3].
Demecycline is the C6-demethylated derivative of Tetracycline (HY-A0107) against bacterial infections including pneumonia and other respiratory tract infections[1].