Antibacterial

<p>MtTMPK-IN-5 inhibits Mtb TMPK with IC50 of 34 μM and fights tuberculosis with MIC of 12.5 μM, aiding TB research.</p>

Lavendomycin can be extracted from Streptomyces lavendulae and has active against Gram-positive bacteria.

<p>Antimicrobial Agent-29 (Compound C35) influences the interaction between human hemoglobin and the Staphylococcus aureus IsdB hemophore. This compound facilitates the identification of IsdB:Hb PPI inhibitors [1].</p>

<p>NusB-IN-1 (22r) is an oral bacterial rRNA inhibitor, effective against MRSA and VRSA.</p>

<p>MA220607 is an antibacterial agent characterized by low hemolytic toxicity and a dual-target mechanism of action (MOA). It promotes FtsZ protein polymerization, increases bacterial membrane permeability, and inhibits biofilm formation. The resistance rate of MA220607 is low, with MICs against Gram-positive bacteria and Gram-negative bacteria ranging from 0.062-2 μg/mL and 0.5-4 μg/mL, respectively [1].</p>

Antibacterial agent 90 (6n), a pleuromutilin derivative, targets Gram-positive pathogens and Mycoplasma pneumoniae.

Compound 4e, an antibacterial against P. aeruginosa, disrupts cell membranes (MIC: 1 μg/ml).

<p>AK-968-11563024 is an inhibitor targeting marine V. vulnificus NAT [(VIBVN)NAT] with an IC50 value of 18.86 µM. In V. vulnificus, NAT (aromatic amine N-acetyltransferase) plays a role in drug metabolism, contributing to drug resistance. Thus, AK-968-11563024 can be used for research related to drug tolerance.</p>

<p>Fenbenicillin (Phenbenicillin) potassium is a semi-synthetic penicillin with antibacterial spectrum activity.</p>

Antibacterialagent 259 (K3) is a bactericide with EC50 values of 1.5, 1.7, and 4.9 mg/L against Xoo, Xoc, and Xac, respectively. It induces the production of reactive oxygen species (ROS) in pathogens, leading to their death. Antibacterialagent 259 is applicable in research for controlling bacterial diseases in plants.

<p>Antifungal agent 27 shows moderate action against MRSA, weak against C. albicans, with MICs of 8 μg/mL and 32 μg/mL, respectively.</p>

Antibacterial agent 113 targets multiple bacteria including P. aeruginosa and E. coli, showing efficacy at MIC 15625 μM.

Gougerotin is an inhibitor of protein synthesis.

<p>Squalamine lactate is an aminosterol compound discovered in the tissues of the dogfish shark, with antimicrobial activity.</p>

Lapyrium chloride (Emcol E 607) is a broad-spectrum antibacterial agent that serves as a preservative and disinfectant.

<p>K13787 is an acetohydroxy acid synthase (AHAS) inhibitor with antibacterial properties. It exhibits antimicrobial activity against various non-tuberculous mycobacteria (NTM) as well as clarithromycin (CLR) resistant strains.</p>

<p>Mazethramycin is an antitumor antibiotic that exerts its effects by disrupting DNA replication and RNA synthesis within cells. It is utilized in cancer research.</p>

<p>LpxA-IN-1, a novel UDP-N-acetylglucosamine acyltransferase (LpxA) inhibitor exhibiting potent activity (IC 50 2 nM), effectively targets Pseudomonas aeruginosa</p>

<p>HKI12134085 (compound 3), an orally administered nitrobenzothiazinone (BTZ) derivative, demonstrates antibacterial efficacy against Mycobacterium tuberculosis. This compound exhibits significant in vivo inhibitory potency within a BALB/c mouse model of Mycobacterium tuberculosis infection [1].</p>

<p>N-Cbz-L-Cysteine (Cbz-cysteine) (compound 5) functions as a potent inhibitor of β-lactamase II, exhibiting a K i value of 97 µM [1].</p>

Antibacterial agent 76 (compound 9) is a potent antibacterial agent.

<p>epi-D-Captopril (epi-D-SQ 14225) is a stereoisomer of Captopril and functions as an inhibitor of metallo-beta-lactamases (MBLs). The IC50 values of epi-D-Captopril for NDM-1, IMP-1, and VIM-2 are 64 μM, 173 μM, and 5.5 μM, respectively. This compound holds potential for research in MBLs-related antibiotic-resistant infections.</p>

Antitubercular agent-11 (Compound 1e) is an antitubercular agent with a bulkier electron-donating group (Bu-t) that shows the best MIC value of 0.060 μg/mL [1].

Antibacterial agent 68 targets drug-resistant E. coli at 0.007 mM with low cytotoxicity.

<p>ROS inducer 9 (compound 4e) is an antibacterial agent with a minimum inhibitory concentration (MIC) of 0.25 μg/mL against Escherichia coli. It eradicates bacteria by inhibiting GSH activity and increasing ROS levels. Additionally, ROS inducer 9 exhibits low toxicity toward red blood cells and RAW 264.7 cells.</p>

Pyrromycin is a monosaccharide anthracycline which can be used to inhibit cellular RNA synthesis.

<p>FtsZ-IN-13 (Compound C11) functions as an inhibitor of the temperature-sensitive mutant Z (FtsZ), exhibiting IC50 values of 47.97 μM for FtsZSa and 34 μM for FtsZPa. It demonstrates notable antibacterial activity against Staphylococcus aureus (with a minimum inhibitory concentration of 2 μg/mL), cystic fibrosis Staphylococcus aureus clinical isolates, and methicillin-resistant Staphylococcus aureus (MRSA). FtsZ-IN-13 is applicable in research on antibiotic resistance.</p>

<p>InhA-IN-7 (Compound 11), a derivative of Triclocan, shows inhibitory activity against enoyl-acyl carrier protein reductase (InhA) with an IC50 of 96 nM. It effectively inhibits the proliferation of both wildtype and mutant strains of Mycobacterium tuberculosis, exhibiting minimum inhibitory concentrations (MICs) ranging from 19 to 75 μM [1].</p>

MtTMPK-IN-2 inhibits M. tuberculosis TMPK (IC50: 1.1 μM), Mtb H37Rv (MIC: 12.5 μM), and is cytotoxic in MRC-5 cells (EC50: 6.1 μM).

BRD-4592 is an allosteric inhibitor targeting tryptophan synthase (TrpAB) of Mycobacterium tuberculosis. It binds at the α-β subunit interface of TrpAB, with an IC50 of 70.9 nM for the α subunit and 22.6 nM for the β subunit.

<p>BAS-118 is a benzamide derivative exhibiting antibacterial activity. For 100 randomly selected strains of Helicobacter pylori, its MIC50, MIC90, and MIC range were ≤0.003, 0.013, and ≤0.003-0.025 mg/L, respectively. BAS-118 shows potential for research as an anti-H. pylori agent.</p>

Cilastatin ammonium salt is an antibiotic that is particularly effective against Gram-positive cocci, with a half-life of 3-4 hours.

<p>RCB18350 is an antituberculosis agent and an isoxazole derivative. It demonstrates bacteriostatic properties by inhibiting the growth of Mycobacterium tuberculosis, with a minimum inhibitory concentration (MIC) of 1.25 μg/mL. RCB18350 is effective against multi-drug resistant Mycobacterium tuberculosis (MDR-TB) clinical isolates, Mycobacterium bovis BCG, and Mycobacterium avium, all of which are slow-growing mycobacteria.</p>

PKZ18 is an antibiotic that inhibits bacterial growth with a MIC value of 32-64 μg/mL against most Gram-positive bacteria. It suppresses the in vivo transcription and translation of glycyl-tRNA synthetase mRNA. PKZ18 selectively targets stem I specifier loops in Gram-positive bacteria, directly reducing T-box transcription readthrough of associated genes. It prevents codon-anticodon pairing necessary for tRNA binding and is less likely to induce resistance.

<p>HT1171 is a potent and selective inhibitor of the Mycobacterium tuberculosis proteasome. It exhibits strong antitubercular activity against Mycobacterium tuberculosis H37Rv, with a MIC90 of 2 μg/mL and MIC of 4 μg/mL. At a concentration of 100 μM, HT1171 shows an inhibition rate of 53.8% against normal human liver cells (L02). HT1171 is applicable in antituberculosis drug research.</p>

Antibacterialagent 261 (compound 43) is a potent inhibitor of the peptide deformylase (PDF) enzyme, demonstrating IC50 values of 2.5 nM against Staphylococcus aureus (S. aureus) and 10.6 nM against Escherichia coli (E. coli).

Apalcillin (PC-904) combined with Ro 48-1220 (a penicillin sulfone β-lactamase inhibitor) exhibits broad-spectrum activity against Gram-negative aerobic and anaerobic bacteria, excluding Klebsiella acid-producing strains. This combination shows strong efficacy against β-lactamase-producing Moraxella catarrhalis, Haemophilus influenzae, and Neisseria gonorrhoeae with an effective MIC of 11 μg/mL. Additionally, it inhibits Pseudomonas aeruginosa, Stenotrophomonas maltophilia, and Acinetobacter at low MICs (0.25 to 4 μg/mL). However, it has limited efficacy against oxacillin-resistant staphylococci and some Gram-positive bacteria. Apalcillin/Ro 48-1220's effectiveness against certain extended-spectrum β-lactamase-producing Escherichia coli is comparable to piperacillin/tazobactam, though it is less effective against SHV-type β-lactamases.

<p>Trans-Clopenthixol ((E)-Clopenthixol) is an antibiotic without any sedative properties. It can be used in vitro to inhibit Pseudomonas aeruginosa and Plasmodium falciparum.</p>

<p>Antibacterialagent 266 (Compound C5) is an inhibitor of plant pathogenic bacteria that disrupts the integrity of bacterial cell membranes. It exhibits an EC50 of 24.1 μg/mL against Xanthomonasoryzaepvoryzae (Xoo) and 39.0 μg/mL against X. axonopodispvcitri (Xac). Antibacterialagent 266 is valuable for research in plant pathology and the development of agricultural antibacterial agents.</p>

Fostriecin inhibits PP2A/PP4 (IC50s = 3.2/3 nM), weakly affects topoisomerase II/PP1 (IC50s = 40/131 μM), doesn't inhibit PP2B, and may modify epigenetics.

<p>DNA Gyrase-IN-13 (compound 1b) is an inhibitor of DNA gyrase with bacteriostatic properties. It exhibits an IC50 of 1.81 μM against Staphylococcus aureus DNA gyrase.</p>

<p>Antibacterial agent 78 (compound 30) is an antibacterial agent with improved cytotoxicity profile[1].</p>

<p>Kikumycin A, an antibiotic produced by Streptomyces, exhibits antimicrobial activity against both Gram-positive and Gram-negative bacteria. Additionally, it demonstrates antitrichomonal activity with a minimum inhibitory concentration (MIC) of 25 μg/mL against Trichomonas foetus.</p>

MT0703 is a cephalosporin antibiotic featuring an aminothiazolylglycyl moiety with a 1,5-dihydroxy-4-pyridinone-2-carbonyl group, displaying potent activity against Pseudomonas species.

Antibiofilm agent-4 is a LasR inhibitor, demonstrating optimal antibiofilm and anti-QS (quorum sensing) properties.

<p>Anthelvencin A is a pyrrolylamide metabolite with moderate antibacterial and anthelmintic activity.</p>

Glutamate-5-kinase-IN-2 (compound 54) is a potent G5K inhibitor with 4.2 μM MIC, potential in anti-TB research.

<p>KPC-2-IN-2 (6c) inhibits KPC-2 enzyme in Klebsiella pneumoniae (Ki 0.038 μM) and boosts cefotaxime in E. coli KPC-2.</p>

<p>Aurantiogliocladin is a mild antibiotic effective against Staphylococcus epidermidis, but it shows no efficacy against Staphylococcus aureus. It is also capable of inhibiting biofilm formation.</p>

<p>LolCDE-IN-2 is a potent Lol protein (LolCDE) inhibitor. LolCDE-IN-2 shows antibacterial activity with a MIC of 2 μg/ml against E. coli MG1655 [1].</p>

Benzisothiazolone is an isothiazolinone fungicide that demonstrates growth inhibitory activity against Escherichia coli ATCC 8739 and yeast NCYC 1354. It is utilized in studies investigating growth inhibition models.

<p>Novel anti-TB agent 62 is a redox compound with bactericidal activity against active and dormant bacteria.</p>

Metallo-β-lactamase-IN-16 (compound 18), a sulfone-containing metallo-β-lactamase inhibitor, exhibits antimicrobial activity. It effectively inhibits various metallo-β-lactamases, including NDM-1 (New Delhi metallo-β-lactamase-1), IMP-1 (imipenemase-1), VIM-1 (Verona Integron-encoded Metallo-β-lactamase), and VIM-2. The IC50 values for these enzymes are 0.16 nM, 0.23 nM, 0.31 nM, and 1.0 nM respectively.

Mycobacterium Tuberculosis-IN-6 (compound b1) is an inhibitor of the enoyl reductase InhA from Mycobacterium tuberculosis, with an IC50 value of 7.74 μM. It is useful in antibacterial research.

(R)-ZG197: Activates Sa ClpP (EC50=1.5μM) & Hs ClpP (EC50=31.4μM); selective for Sa ClpP.

<p>Atramycin A is an anthraquinone antibiotic with antitumor properties.</p>

<p>Anti-MRSA agent 27 (compound 4a) is a potent antimicrobial agent against methicillin-resistant Staphylococcus aureus (MRSA) with a minimum inhibitory concentration (MIC) of 0.0975 μmol/L. It effectively disrupts MRSA biofilms and inhibits the production of hemolysins.</p>

QPX7728 bis-acetoxy methyl ester is an inhibitor of boronic acid β-lactamase.

<p>Anti bacterial agent 236 (Compound 4l), an orally effective inhibitor of DNA gyrase and topoisomerase IV (with IC50 values of 3.2 and 300 nM in Staphylococcus aureus, respectively), exhibits broad-spectrum antibacterial activity. It also demonstrates favorable pharmacokinetic properties in mice.</p>

<p>Compound 11i: potent, non-toxic anti-tuberculosis biphenyl analogue.</p>

β-Glucuronidase-IN-2 is a potent inhibitor of E.

<p>Pisiferic acid is a novel PP2C activator and an an antimicrobial diterpenoid</p>

<p>MtTMPK-IN-7 inhibits MtbTMPK (IC50: 47 μM), active against M. brevis (MIC: 2.3-4.7 μM), useful for tuberculosis research.</p>

<p>MRL-494, a small-molecule BamA inhibitor, resists efflux and outer membrane permeability, with antibacterial properties.</p>

G092 is a potent inhibitor of MsbA. MsbA is an ABC transporter protein. G092 has potential for antibacterial drug research.

Compound 20P is a potent antibacterial, inhibits biofilms with IC50 4.5 μM, and reduces pyocyanin at IC50 8.6 μM.

<p>Doxazosin impurity 12 acts as an inhibitor of CTX-M β-lactamase (Beta-lactamase) with a Ki value of 0.7 mM against CTX-M.</p>

Ro 24-4383 is a carbamate-linked dual-action antibacterial agent.

<p>Meclocycline: a tetracycline antibiotic, inhibits LDH, reduces cell toxicity from mutant huntingtin, doesn't change protein levels in PC12 cells.</p>

<p>2'-Amino-2'-deoxyadenosine (9-(2-Amino-2-deoxypentofuranosyl)-9H-purin-6-amine) is a nucleoside antibiotic that effectively inhibits various Mycoplasma strains.</p>

<p>Cefoxazole is a β-lactam antibiotic featuring an isoxazole structure, known for its antibacterial activity. It can be utilized in the study of infectious diseases.</p>

MB076 is an innovative heterocyclic triazole designed with enhanced plasma stability. It effectively inhibits seven distinct Class C Acinetobacter-derived cephalosporinases (ADCs) β-lactamase variants with K i values less than 1 μM. Additionally, MB076 demonstrates a synergistic effect when combined with various cephalosporins to restore pBCSK(−) susceptibility [1].

<p>Antibacterial agent 80 (compound 20) has antibacterial activity [1].</p>

SPR719 is an inhibitor of gyrase B, has bactericidal activity.

Anti-MRSA agent 6 (compound 3q6) is a potent anti-methicillin-resistant Staphylococcus aureus (anti-MRSA) agent with low cytoxicity for MCF-7, A549 cells [1].

Keto lovastatin is an impurity of lovastatin with antibacterial properties. Lovastatin is a cell-permeable HMG-CoA reductase (HMG-CoA reductase) inhibitor used to reduce cholesterol levels.

TBAJ-5307 is a broad-spectrum anti-non-tuberculous mycobacteria inhibitor that targets the FO-domain of the engine, preventing rotation and proton-translocation. TBAJ-5307 inhibits non-tuberculous mycobacteria in vitro and in vivo [1].

<p>Anti-MRSA agent 3 targets MRSA with 0.098 μg/ml MIC, low toxicity, binds DNA, and disrupts cell walls/membranes.</p>

BDM91288, an orally active AcrB efflux pump inhibitor of pyridinium piperazine, enhances the in vivo efficacy of levofloxacin in treating Klebsiella pneumoniae pulmonary infection in mouse models [1].

Antibacterialagent 279 (compound A12) is an effective antibacterial agent. It inhibits the SOS response of Pseudomonas aeruginosa.

<p>Anti-MRSA agent 23 (compound 11) is a potent agent against methicillin-resistant Staphylococcus aureus. This compound exhibits both antibacterial and antibiofilm properties. It facilitates the healing and reconstruction of MRSA-infected skin wounds by reducing bacterial load, alleviating inflammation, and promoting angiogenesis.</p>

<p>BioA-IN-1 (Compound 15) is an inhibitor of the key enzyme BioA in the biotin biosynthesis pathway of Mycobacterium tuberculosis, with an IC50 value of 0.195 μM. It exhibits antibacterial activity without cytotoxicity.</p>

<p>(4-Aminobenzoyl)-D-glutamic acid (Compound 17) exhibits competitive inhibitory activity against the H2-pterin synthesis system, affecting folic acid synthesis and subsequently inhibiting bacterial growth.</p>

<p>1,5-Dideoxy-1,5-imino-D-mannitol is an antibiotic with antibacterial properties.</p>

Compound 7b (Antibacterial agent 99) is an effective agent with antibacterial, antifungal properties and no haemolytic activity.

LpxH-IN-2 (compound 014), a potent inhibitor of LpxH, exhibits antibacterial activity against E. coli.

<p>CM-728 is an oxazanonaphthoquinone that exhibits cytotoxic and antibacterial properties. It acts as a human peroxidase-1 inhibitor and serves as a source of oxidative stress affecting mitochondrial function.</p>

<p>Asukamycin, from S. nodosus asukaensis, is a polyketide antibiotic inhibiting tumor cells by activating caspases 8 and 3.</p>

Antibacterialagent 281 (Compound 95,186) effectively inhibits the growth of GAS by binding to the ligand-binding pocket of SPs0871, competing with the ligand. It exhibits concentration-dependent growth inhibition against Streptococcus pyogenes (S. pyogenes).

PqsR-IN-1, potent PqsR inhibitor, curbs pyocyanin in Pseudomonas aeruginosa with low cytotoxicity.

<p>Aurachin C is a quinoline alkaloid belonging to the isoprenoid class, known for its antimalarial, antifungal, and antibacterial properties. It acts as a selective terminal oxidase inhibitor.</p>

Aquayamycin is an anthraquinone derivative and inhibitor of the enzyme tyrosine hydroxylase..

<p>(S)-ZG197 is a compound that acts as a highly selective activator of the Staphylococcus aureus Caseinolytic Protease P (Sa ClpP), demonstrating efficacy at a</p>

NBTI 5463 is a bacterial type II topoisomerase (topoisomerase II) inhibitor with antimicrobial properties. It effectively inhibits GyrA and TopoIV in Pseudomonas aeruginosa and Escherichia coli. By binding to topoisomerase II, NBTI 5463 prevents DNA cleavage and re-ligation, thereby impeding bacterial DNA replication and transcription. This compound shows potential for research into Gram-negative bacterial infections.

Antibacterial Agent 172 (Compound 6a), a <i>Clostridioides difficile (Cd) SpoVD inhibitor with an IC50 value of 89 nM, effectively inhibits the sporulation of Clostridioides difficile. It is useful for research on bacterial infections [1].

<p>Mt KARI-IN-1 inhibits Mtb KARI with a 3.06 μM Ki, targeting tuberculosis.</p>

NDM-1 Inhibitor-5 (compound 57) exhibits strong inhibition of NDM-1, characterized by a K i of 2.5 μM. Additionally, it demonstrates synergistic antibacterial effects when combined with meropenem [1].

<p>Xeruborbactam isoboxil is a β-lactamase (beta-lactamase) inhibitor.</p>

Fabimycin, a FabI inhibitor, combats drug-resistant gram-negative bacterial infections effectively.

4-Bromo A23187 is a halogenated analog of the calcium ionophore A-23187. 4-Bromo A23187 is a calcium modulator and induces apoptosis in different cells.

Kendomycin is a proteasome inhibitor and endothelin receptor antagonist. It induces apoptosis in lymphoma.

<p>Eravacycline dihydrochloride (TP-434-046) is a potent and broad-spectrum antibacterial agent against six E. coli (MICs: 0.125-0.25 mg/L).</p>

Gepotidacin mesylate dihydrate (GSK2140944 mesylate dihydrate) is an antibiotic and an inhibitor of bacterial type II topoisomerase.

<p>Tigemonam is a monobactam, a novel orally administered monobactam that protects against gram-negative aerobic bacterial pathogens. Cost-effective and quality-assured.</p>

<p>LeuRS-IN-1 hydrochloride is a Mycobacterium tuberculosis leucyl-tRNA synthetase inhibitor with antileukemic activity and antimalarial activity.</p>

<p>Durlobactam sodium salt (ETX2514) have an IC50 values of 4, 14 and 190 nM against class A KPC-2, class C AmpC and class D OXA-24.Cost-effective and quality-assured.</p>

Bicyclomycin benzoate (BCM benzoate, FR2054) is a broad-spectrum antibiotic and selective Rho protein inhibitor active against Gram-negative bacteria.