Microbiologia/Virologia

Carumonam Sodium is a monobactam, penicillin-binding protein inhibitor. It is used as antibacterials.

PptT-IN-1, a potent PptT inhibitor (IC50: 2.8 μM), shows promise for tuberculosis research.

HBV-IN-18 (Compound 3) is an HBV capsid assembly modulator (CpAM) (EC50: 2790 nM).

GSK-2878175, a NS5B inhibitor, is used potentially for the treatment of HCV infection.

FG-2101 is a selective, orally active non-hydroxamate LpxC inhibitor with an IC50 of approximately 1 nM. It demonstrates exceptional selectivity over other bacterial and human metalloproteases. FG-2101 is useful for studying infections caused by Gram-negative bacteria, including resistant strains.

<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>

Neuraminidase-IN-18 (compound N5), a novel polyheterocyclic neuraminidase (NA) inhibitor, demonstrates significant inhibitory activity against H5N1 NA, with an IC 50 of 0.14 μM against the wild-type H5N1 NA and 0.27 μM against the H5N1-H274Y mutant NA. This compound effectively binds to NAs, inhibiting influenza virus replication at the cellular level [1].

<p>Antibacterial agent 77 (compound 12) is an antibacterial agent [1].</p>

<p>Antibacterial agent 204 (Compd P2-56-3) enhances the activity of Rifampin (RIF) against Acinetobacter baumannii and Klebsiella pneumoniae by disrupting the outer membrane of A. baumannii. T [1].</p>

ZIKV-IN-5 is an acid-stable, low cytotoxic anti-ZIKV agent with an EC50 value of 0.71 μM. ZIKV-IN-5 showed effective inhibition of ZIKV NS5 MTase activity.

SARS-CoV-2-IN-80 (compound 13), identified as a potent inhibitor of SARS-CoV-2 3CLpro, exhibits an IC50 value of 0.964 µM [1].

<p>DHX9-IN-9 (509) acts as an inhibitor of the RNA helicase DHX9, demonstrating an EC50 of 0.0177 μM in DHX9 cellular target engagement, primarily utilized in cancer research [1].</p>

<p>WRN inhibitor 7 (Compound h6), a potent inhibitor of Werner syndrome helicase, demonstrates effective suppression of WRN's helicase and ATPase activities with IC50 values of 9.8 μM and 15.8 μM, respectively. This compound is utilized in the study of microsatellite instable (MSI) cancers [1].</p>

<p>Adafosbuvir has antiviral activity.</p>

Cap-dependent endonuclease-IN-6 (compound 13) is a Cap-dependent endonuclease (CEN) inhibitor that inhibits influenza virus.

<p>PAV-104 inhibits the replication of SARS-CoV-2 at a MOI of 0.01. It interacts with the SARS-CoV-2 nucleocapsid (N) and disrupts its oligomerization, thereby preventing particle assembly.</p>

Gln-AMS (TFA) is a type Ia amido-tRNA synthetase (AARS) inhibitor with a Ki value of 1.32 μM for glutaminyl-tRNA synthetase.

Anti-MRSA agent 2 inhibits MRSA at 0.098 μg/ml, with low toxicity and disrupts bacterial membranes and DNA.

<p>Secutrelvir inhibits the 3CL protease (3CL protease), thereby exhibiting antiviral activity by preventing the replication of SARS-CoV-2.</p>

<p>Antibacterial agent 169 (Compound 28), a pyrrolamide-type GyrB/ParE inhibitor, exhibits antibacterial properties by inhibiting Gyrase and Topo IV in Staphylococcus aureus. It has IC 50 values of 49 nmol/L and 1.513 μmol/L, respectively [1].</p>

LasR-IN-1 (9g) strongly inhibits LasR, potent vs E. coli, with a 28.13 μM MIC against P. aeruginosa.

(E)-2,6-Di-tert-butyl-4-(4-(diethylamino)styryl)pyrylium TFA (Compound 4a) functions as a Gram-negative outer membrane permeabilizer by targeting Met47 in LptA to disrupt LptA/LptC interactions, exhibiting synergistic antibacterial activity. This compound, when in the form of (trifluoromethanesulfonate), enhances the efficacy of pol B against both wild-type and multi-drug resistant A. baumannii and E. coli strains. Additionally, (E)-2,6-Di-tert-butyl-4-(4-(diethylamino)styryl)pyrylium (trifluoromethanesulfonate) serves as an adjuvant for antibiotics combating multi-drug resistant Gram-negative bacteria.

Antiviral agent 7 is a peptide-based coating that kills viruses.

<p>Metallo-β-lactamase-IN-13 (Compound 13i) serves as a pan Metallo-β-Lactamase inhibitor with extended activity against Gram-negative (GN) bacteria expressing metallo-β-lactamases. It exhibits antibacterial properties effective against P. aeruginosa [1].</p>

<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>

Antibacterial agent 88 is an effective antibacterial agent against B. subtilis (MIC: 4 μg/ml) with MIC values of ≤0.0156 μg/mL for MRSA, MRSE and S. aureus.

GSK656 (GSK3036656) inhibits Mtb LeuRS with IC50 of 0.20 μM, promising for tuberculosis treatment.

<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>

GC-78-HCl is an orally active, non-peptidic SARS-CoV-2 Mpro inhibitor with an enzyme IC50 of 0.19 μM. It exhibits strong anti-coronavirus activity and favorable pharmacokinetic properties.

<p>Pks13-TE inhibitor 4 (compound 44) is a potent inhibitor from the thiazole series that effectively targets Pks13 to combat tuberculosis (TB) and addresses drug resistance.</p>

HIV-1 inhibitor-44 (compound 11l) is an HIV-1 reverse transcriptase inhibitor that exhibits activity against wild-type HIV-1 strains (EC50: 0.209 μM).

<p>Bleomycin Free Base, a glycopeptide antibiotic, halts DNA function and treats solid tumors.</p>

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.

HIV-1 inhibitor-8: potent oral NNRTI, low toxicity, IC50: 0.081 μM, effective on multiple strains, EC50: 4.44-54.5 nM.

<p>Altersolanol A (Stemphylin; NSC 173943) demonstrates effective antimicrobial properties, inhibiting the growth of Bacillus subtilis and Pseudomonas aeruginosa with a minimum inhibitory concentration (MIC) ranging from 25-100 μg/mL. Additionally, it shows no phytotoxic effects on Taxus at a concentration of 4 μg/μL.</p>

BPR3P0128, a non-nucleoside RNA-dependent RNA polymerase (RdRp) inhibitor, is effective orally and can inhibit various SARS-CoV-2 variants. It exhibits EC 50 values of 0.62 µM for SARS-CoV-2 and 0.14 µM for HCoV-229E, demonstrating potent anti-pancoronavirus activity at submicromolar concentrations. Additionally, BPR3P0128 displays synergistic antiviral effects when used in combination with Remdesivir [1].

Cap-dependent endonuclease-IN-2 strongly blocks influenza A virus RNA polymerase; it's a CEN inhibitor.

<p>HCV-IN-39 is a potent oral drug inhibiting HCV, effective on GT1a (EC50: 0.259μM), GT1b (EC50: 0.434μM), GT1b CES1 (EC50: 0.069μM) replicons.</p>

SID 26681509 is a selective inhibitor of cathepsin L (IC50: 56 nM) and blocks Plasmodium falciparum (IC50: 15.4 μM) and Leishmania major (IC50: 12.5 μM).

Kalafungin inhibits various fungi, yeasts, protozoa, and gram-positive bacteria, less so for gram-negative bacteria.

<p>N6-Benzoyl-2'-deoxyadenosine monohydrate is a nucleoside analogue that helps diagnose bacterial infections by binding to double-stranded DNA and altering its structure, which can subsequently be detected using electrophoresis.</p>

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

RmlA-IN-2: Strong RmlA blocker, hinders l-rhamnose synthesis & alters bacterial wall permeability (IC50: 0.303 μM).

Compound (S,R)-48 inhibits Pf, Pv, & Tbr PRT with Ki of 50, 20, 2 nM.

Compound 2d (Antibacterial agent 188) serves as an antibacterial agent that suppresses the activity of dermatophytes [1].

Antitrypanosal agent 5 is a selective anti-trypanosomal agent that acts on T. brucei (IC50: 1 nM) and HEK293 cells (IC50: 483.3 μM).

L-threo-β-Hydroxyaspartic acid is an amino acid antibiotic with activity against Bacillus subtilis, Xanthomonas oryzae, Mycobacterium phlei, and Botrytis cinerea.

<p>MsbA-IN-4 (Compound 32) is a highly selective and potent inhibitor of MsbA (IC50: 3 nM).MsbA-IN-4 inhibits Escherichia coli (MIC: 12 μM).</p>

<p>BMIM-TFSI (compound8) is an HIV-1 integrase inhibitor that effectively suppresses both the 3'-processing (3'-P) and strand transfer (ST) steps of the integration process. It is applicable in HIV-1 research.</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].

CHS inhibitor 9: a broad-spectrum antifungal for studying fungal infections.

<p>And1 degrader 1 (Compound A15) is a degrader of acidic nucleoplasmic DNA-binding protein 1 (And1) that notably induces degradation of And1 in NSCLC cells. When combined with Olaparib (1 μM), And1 degrader 1 at a concentration of 5 μM effectively inhibits proliferation in A549 and H460 cells. This compound is applicable in cancer research studies.</p>

Arterolane is an antimalarial compound. For against P. falciparum Ro73 and W2, the IC50s are both 1.1 nM.

<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>

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

<p>TREX1-IN-3 (Compound 95) is an inhibitor of TREX1 and TREX2, with an IC50 of less than 0.1 μM for TREX1 and less than 1 μM for TREX2, as well as an EC50 of less than 1 μM for HCT116 cells. It is applicable for research in the field of cancer.</p>

A 76889 is an inhibitor of HIV-1 protease.

<p>5-Iminodaunorubicin HCl: quinone-modified anthracycline with antitumor properties, induces DNA breaks in cancer cells.</p>

KL-50, a selective toxin, effectively targets tumors deficient in the DNA repair protein O6-methylguanine-DNA-methyltransferase (MGMT), which corrects O6-alkylguanine lesions. This compound induces both DNA damage response pathways and cell cycle arrest in MGMT-deficient cells, regardless of mismatch repair (MMR) status. KL-50 shows promise in the study of brain tumors lacking MGMT.

<p>HPH-15 is an anti-cell migration compound that inhibits cell movement by binding to hnRNP U or suppressing TGF-β. Additionally, it prevents epithelial-to-mesenchymal transition (EMT). HPH-15 holds potential for research in areas such as anti-tumor metastasis and anti-fibrosis.</p>

SPB07935 inhibits plasmepsin II in the malaria-causing parasite Plasmodium falciparum and serves as an antimalarial agent. It affects the life cycle of P. falciparum, hindering the growth of the parasite's FcB1 and 3D7 strains, with IC50 values of 8 μM and 4.7 μM, respectively.

<p>Antimalarial 9, a quinoline-imidazole derivative, effectively targets CQ-susceptible (IC50-0.14 μM) and MDR strains (IC50-0.41 μM) with low toxicity.</p>

Menoctone is an orally effective antimalarial agent that inhibits blood-induced rodent malaria. It enhances the antimalarial effects of chloroquine or quinine, making it useful for malaria research.

<p>DC-159a, an 8-methoxy fluoroquinolone, possesses broad-spectrum antibacterial activity, with a particular efficacy against Gram-positive pathogens. The MIC90 values for DC-159a are 0.5 μg/mL against Streptococcus anginosus group, 4 μg/mL against Clostridium difficile, and 2 μg/mL against Bacteroides fragilis.</p>

Anticaries agent-1 (Compound 21b) is utilized as an anticaries agent. It effectively inhibits biofilm formation with an IC50 of 77 μM and restricts the growth of S. mutans.

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

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

<p>Antimicrobial agent-38 (compound 10) effectively inhibits methicillin-resistant Staphylococcus aureus (S. aureus) strain ATCC 700699 and non-resistant strain ATCC 29213, with minimum inhibitory concentrations (MIC) of 32 mg/L and 64 mg/L, respectively.</p>

<p>Jun13296 is an orally active quinoline SARS-CoV-2 papain-like protease inhibitor (IC50 = 0.13 µM, Ki = 8.8 nM). It demonstrates potent inhibitory effects against SARS-CoV-2 variants and Nirmatrelvir-resistant mutants. Jun13296 reduces lung viral titers and prevents lung tissue damage in SARS-CoV-2 infection models.</p>

<p>Antifungal 28 disrupts Candida, hits fluconazole-resistant strains, and inhibits biofilms.</p>

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].

Cap-dependent endonuclease-IN-5 inhibits CEN and fights influenza with low toxicity and good in vivo properties.

NBD-10007 is an inhibitor of HIV-1 entry.

<p>L 702007 is an inhibitor of HIV-1 reverse transcriptase.</p>

HBV-IN-20 is a potent, orally active HBV inhibitor (EC50: 0.46 μM). HBV-IN-20 is a classical type II CpAM (core protein assembly regulator).

MIV-150 is a nonnucleoside inhibitor of reverse transcriptase (NNRT). MIV-150 also blocking HIV-1 and HIV-2 infections (EC50<1 nM against HIV-1/HIV-2MN).

<p>Compound 174 (Compound 5g), an antibacterial agent, exhibits potent anti-infective properties in vivo along with appreciable pharmacokinetic profiles. This highly active substance demonstrates favorable biofilm removal capabilities, low hemolysis, and acceptable mammalian cell toxicity [1].</p>

Finafloxacin is a pH-activated fluoroquinolone, most effective at pH 5.0-6.0, targeting bacterial topoisomerases, used for UTIs and H. pylori infections.

<p>MI-1851 is a potent peptidomimetic inhibitor. MI-1851could prevent proteolytic processing of the S protein from SARSCoV-2 by endogenous furin in HEK293 cells.</p>

Compound 6xa inhibits drug-resistant tuberculosis with MICs 0.03 μg/mL for DS-Mtb and 0.03-0.06 for DR-Mtb, SI>40 for Vero cells.

(-)-15-Deoxyspergualin is a potent antitumor agent that demonstrates significant inhibition against mouse leukemia L-1210.

<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>

<p>Epolactaene: neuritogenic, inhibits mammalian DNA polymerases &amp; human DNA topoisomerase II.</p>

Mer-NF5003F (Stachybotrydial; F 1839M) is a sesquiterpene isolated from Stachybotrys, effective in inhibiting avian myeloblastosis virus (AMV) protease with an IC50 of 7.8 μM. It also inhibits sialyltransferases ST6N, ST3O, and ST3N with IC50 values of 0.61, 6.7, and 10 μg/mL, respectively, and fucosyltransferase with an IC50 of 11.3 μg/mL. Additionally, Mer-NF5003F exhibits in vitro activity against herpes simplex virus HSV-1 (IC50=4.32 μg/mL) and multi-drug-resistant Plasmodium falciparum K1 strain (IC50=0.85 μg/mL).

8-Deazafolic acid inhibits folate-dependent bacteria S. faecium & L. casei, and fights lymphoid leukemia L1210 in mice.

NSC 641396 is a ribonucleotide reductase (RNR) inhibitor with an IC50 value of 1.2 μM. Additionally, it acts as an inhibitor of protein arginine N-methyltransferase 9 (PRMT9) and exhibits antitumor properties.

<p>Antifungal agent 40 blocks C. albicans CYP51 in pocket II, hindering lanosterol demethylase and biofilm growth.</p>

Vaniprevir is a competitive HCV NS3/4A protease inhibitor, an antiviral(hepatitis C virus) drug that acts directly and blocks the viral replication process.

HRO761 is a potent Werne r syndrome RecQ DNA deconjugase (WRN) inhibitor that can be used to study cancers such as colon and stomach cancer.

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

<p>D75-4590, a β-1,6-Glucan synthetase inhibitor, combats fungal infections by targeting cell walls.</p>

CTPS1-IN-1 is a cytidine-5′ triphosphate synthase 1 (CTPS1) inhibitor with potential antitumor activity and can be used to study autoimmune diseases.

IDX184 is a potent, orally active, targeted HCV polymerase inhibitor and nucleoside polymerase.IDX184 effectively inhibits HCV polymerase (IC50=0.31 μM, Ki=52.3

<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>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>

Rupintrivirvr (AG7088) is a mimetic peptide inhibitor of rhinovirus (HRV) 3C cysteine protease with antiviral activity for the study of viral infections.

<p>CCF0058981: noncovalent inhibitor for SARS-CoV-2 &amp; -1 proteases; IC50s: 68 nM (SC2) &amp; 19 nM (SC1). Potential COVID-19 research use.</p>

JTK-109 is an inhibitor of hepatitis C virus NS5B RNA-dependent RNA polymerase inhibitor and inhibits G1b and G3a subgenomic replicons and recombinant enzymes.

Cap-dependent endonuclease-IN-1: potent, oral inhibitor with antiviral properties against influenza.

SR 11302 is an inhibitor of activator protein-1 (AP-1).

FGI-106 tetrahydrochloride demonstrates potent inhibitory activity across a broad spectrum of viruses, including those causing hemorrhagic fevers such as Ebola

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.

L-Eflornithine is an irreversible ornithine decarboxylase (ODC) inhibitor with a KD of 1.3±0.3 µM, and a Kinact of 0.15±0.03 min-1. L-Eflornithine monohydrochloride (L-DFMO monohydrochloride) is an enantiomer of Eflornithine.

Haloxon is an organophosphorus anthelmintic. Haloxon is used against nematodes of the abomasum and small intestine in ruminants.

Reutericyclin is a unique tetramic acid, is an antibiotic produced by some strains of Lactobacillus reuteri.

<p>Terpineol possesses antifungal activity against Trichophyton mentagrophytes, it also exhibits strong antimicrobial activity against periodontopathic and cariogenic bacteria. α-Terpineol (Terpineol) shows anticonvulsant, and anti-inflammatory activities, it inhibits the gene expression of the IL-6 receptor.</p>