Metallo β-lactamase ligand 1 is an inhibitor of class B β-lactamase exhibiting antibacterial activities.

β-Lactamase-IN-6 is a β-Lactamase inhibitor that shows high antibacetrial activity.

β-Lactamase-IN-1 (4-(1,3-dihydroxypropan-2-yl)-6-methoxypyrido[2,3-b]pyrazin-3-one) is a β-Lactamase inhibitor and targets the infection of Neisseria gonorrhoeae.

β-Lactamase-IN-8 (compound 20) is a potent and oral bioavailable broad-spectrum cyclic boronate β-lactamase inhibitor that can be used for researching antibacteria [1].

Metallo-β-lactamase-IN-4 (compound 40) is a potent metallo-β-lactamases (MBL) inhibitor with IC 50 values of 0.1 μM for VIM-1, 1.3 μM for NDM-1 and 5.0 μM for IMP-7, respectively [1].

Metallo-β-lactamase-IN-5 (compound 5c) is a powerful inhibitor of metallo-β-lactamases (MBLs). Its inhibitory activity against MBLs NDM-1 and VIM-1 has been demonstrated. With an IC50 value of 45 μg/mL, Metallo-β-lactamase-IN-5 effectively inhibits HUVECs. Additionally, when combined with Imipenem, Metallo-β-lactamase-IN-5 exhibits synergistic antimicrobial activity [1].

β-Lactamase-IN-5, a β-lactamase inhibitor isolated from compound 720, holds significant potential for studying bacterial infections.

β-Lactamase-IN-2 is an inhibitor of β-Lactamase with anti-microbial and anti-bacterial effects.

Metallo-β-lactamase-IN-4 (compound 40) is a potent inhibitor of metallo-β-lactamases (MBL) with IC 50 values of 0.5 μM, 2.1 μM, and 3.3 μM for VIM-1, NDM-1 and IMP-7, respectively [1].

Metallo-β-lactamase-IN-8 (compound 17) is a potent, reversible and competitive broad-spectrum metallo-β-lactamases (MβLs) inhibitor with antibacterial activity. The IC50 values of Metallo-β-lactamase-IN-8 against L1, ImiS, IMP-1 and VIM-2 are 1.3 μM, 5.7 μM, 9.8 μM, and 9.9 μM, respectively [1].

β-Lactamase-IN-7 (compound 14) effectively inhibit Klebsiella pneumoniae that is a potent inhibitor of VIM-Type metallo-β-lactamase with Ki values of 1.26 μM and 0.54 μM for VIM-1 and VIM-4, respectively [1].

β-LactaMase is a bacterially produced enzyme that hydrolyzes antibiotics such as penicillins, and its activity is inhibited by ethylenediaminetetraacetic acid (EDTA).

Metallo-β-lactamase-IN-7 is a potent inhibitor of VIM -Type metallo-β-lactamase with IC 50 s of 0.019 μM, 13.64 μM, 0.38 μM for VIM-2, VIM-1 and VIM-5, respectively. Metallo-β-lactamase-IN-7 also enhances the antibacterial activity of Meropenem against the Gram-negative bacterial strains [1].

Metallo-β-lactamase-IN-9 (Compound 23) serves as a broad-spectrum inhibitor of metallo-beta-lactamases (MBL), exhibiting inhibition constants (IC50) of 35 nM for NDM-1, 269 nM for VIM-1, and 369 nM for IMP-1 [1].

Metallo-β-lactamase-IN-11 (compound 5f), a potent inhibitor of Metallo-β-lactamases (MBLs), demonstrates efficacy against the bacterial metallophyllactamase CphA with an IC50 value of 45 µM. At a concentration of 10 µM, Metallo-β-lactamase-IN-11 inhibits NDM-1 by 49% and AIM-1 by 61%, indicating its potential application in research focused on countering antibiotic resistance [1].

β-Lactamase-IN-4 (WO2013149121A1, compound 708) is a potent β-lactamase inhibitor. It serves as a valuable tool in the investigation of bacterial infections.

Metallo-β-lactamase-IN-6 is a highly effective inhibitor of VIM-Type metallo-β-lactamase, demonstrating IC 50 values of 0.56 μM, 29.50 μM, and 5.78 μM for VIM-2, VIM-1, and VIM-5, respectively. In addition, Metallo-β-lactamase-IN-6 exhibits potent synergistic antibacterial properties when combined with Meropenem, particularly against engineered Escherichia coli strains and clinically isolated Pseudomonas aeruginosa carrying the VIM-2 MBL gene [1].

Metallo-β-lactamase-IN-3 (compound 35) is a potent metallo-β-lactamases (MBL) inhibitor that has the potential to restore the activity of current β-lactam antibiotics and to offer an orthogonal strategy to the discovery of new antibiotics. Metallo-β-lactamase-IN-3 shows high activity against VIM-1 and NDM-1, with IC 50 of 0.6 and 1.0 μM, respectively. Metallo-β-lactamase-IN-3 does not show inhibition of IMP-7 [1].

Durlobactam sodium salt (ETX2514 sodium salt) is an inhibitor of β-lactamase with IC50 values of 4 nM, 14 nM, and 190 nM for Class A KPC-2, Class C AmpC, and Class D OXA-24, respectively. Durlobactam sodium salt can be used in studies about drug-resistant Gram-negative bacteria including Acinetobacter baumannii.

Avibactam sodium (NXL-104) is a reversible β-lactamase inhibitor (IC50: 8/80/38 nM, for TEM-1/P99/KPC-2 β-lactamases).

Cefditoren pivoxil (ME 1207) is a semi-synthetic, broad-spectrum, beta-lactamase resistant, third-generation cephalosporin antibiotic with bactericidal activity.

WCK-5153 is an enhancer of β-Lactamase and an inhibitor of PBP2 with antimicrobial activities against Pseudomonas aeruginosa. WCK-5153 can be used in studies about the treatment of serious infections caused by highly drug-resistant Gram-negative pathogens.

(3R,6R)-Vaborbactam ((3R,6R)-Vaborbactam (Iso-1360457-46-0)) is a cyclic boronic acid pharmacophore β-lactamase inhibitor with potential antimicrobial activity. (S)-Vamicamide ((S)-Vamicamide (Iso-132373-81-0)) is a novel anticholinergic compound.

Vaborbactam ammonium salt is a β-lactamase inhibitor that restores carbapenem activity against KPC-producing strains and is often used in conjunction with other drugs to study fungal infections.

Vaborbactam (RPX7009) is a β-lactamase inhibitor that is often used in conjunction with meropenem to study pneumonia and CRE infections.

Taniborbactam dihydrochloride (VNRX-5133 dihydrochloride) is a selective and potent novel cyclic boronic acid β-lactamase inhibitor with antimicrobial activity and significant inhibition of Gram-negative bacteria.Taniborbactam dihydrochloride inhibits KPC Taniborbactam dihydrochloride inhibits KPC-2, AmpC, OXA-48 and VIM-2 and can be used for the study of fungal infections.

Durlobactam Triethylamine (ETX2514 Triethylamine) is a diazabicyclooctane β-lactamase inhibitor that inhibits classes A, C, and D β-lactams.Durlobactam Triethylamine has antifungal infection activity.

Nafcillin sodium monohydrate (CL 8491) is the sodium salt form of nafcillin, a semi-synthetic naphthalene, penicillin-related Nafcillin inhibits bacterial wall synthesis by a mechanism of action similar to penicillin. Penicillinase-resistant Nafcillin is used to treat infections caused by penicillin-resistant strains of Staphylococci.

Piperacillin (Pipercillin) is a semisynthetic penicillin with wide spectrum of antimicrobial activity(particularly pseudomonas strains)

IMB-XH1 (Mcl1-IN-2) is a myeloid cell factor 1 (Mcl-1) inhibitor.

Clavulanate lithium (Clavulanic acid lithium) is an inhibitor of β-lactamase.

ANT3310 is an inhibitor of broad-spectrum covalent Serine β-Lactamase with IC50s ranging from 1 nM to 175 nM for AmpC, CTX-M-15, TEM-1, OXA-48, OXA-23, and KPC-2. ANT3310 can be used in studies about bacterial infection.

(+)-Thienamycin, a powerful broad-spectrum antibacterial and β-lactamase inhibitor, is isolated from Streptomyces cattleya [1].

CENTA is a research center β - The color substrate of lactamase.

TINK-IN-1 is a selective and potent TNIK inhibitor (IC50: 8 nM).TINK-IN-1 inhibits colorectal cancer cell viability and can be used to study mental retardation.

Ledaborbactam etzadroxil (VNRX-7145) is an orally active inhibitor of Ambler class A, C, and D β-lactamase enzymes.

BLI-489 hydrate is a penicillin β-lactamase inhibitor that acts on classes A and C and some class D β-lactamases.

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] .

K-252c is a staurosporine analog isolated from Nocardiopsis sp. and is a cell-permeable PKC inhibitor (IC50: 2.45 μM). K-252c also inhibits β-lactamase, chymotrypsin, and malate dehydrogenase. K-252c causes apoptosis in human chronic myelogenous leukemia cancer cells.

Zndm19 is an inhibitor of New Delhi Metallo-β-lactamase-1 (NDM-1), utilized in researching drug-resistant bacterial infections [1].

Compound YJ196 (Compound 59) serves as an inhibitor of New Delhi Metallo-β-lactamase-1 (NDM-1) [1].

Dicloxacillin Sodium (BRL1702 Sodium) is a β-lactamase resistant penicillin similar to oxacillin and it has activity against gram-positive/negative aerobic and anaerobic bacteria.

Avibactam sodium (NXL-104) dihydrate inhibits CTX-M-15 and β-lactamase TEM-1 with IC 50 s of 5 nM and 8 nM, respectively. Avibactam sodium dihydrate is a reversible and covalent inhibitor of non-β-lactam β-lactamase [1].

MßL-IN-2I is a potent broad-spectrum metallo-β-lactamase (MβL) inhibitor which inhibits the MβLs NDM-1, VIM-2, ImiS, and L1.

Sanfetrinem sodium (GV104326), a beta-lactamase-stable antibiotic, exhibits broad-spectrum activity against both gram-positive and gram-negative bacteria [1].

Clavicoronic acid is a β-lactam drug that functions as a mechanism-based β-lactamase inhibitor. While not effective by itself as an antibiotic, when combined with penicillin-group antibiotics, it can overcome antibiotic resistance in bacteria that secrete β-lactamase, which otherwise inactivates most penicillins.

RDR 02308 is a TLR4-MyD88 binding inhibitor that inhibits full-length β-lactamase [1] .

Taniborbactam is a reversible and selective boronic acid-containing pan-spectrum β-lactamase inhibitor (IC50s: 8-530 nM). Taniborbactam has IC50s of 30 nM, 32 nM, 42 nM, 20 nM for KPC-2, AmpC, OXA-48, and VIM-2.

FPI-1602 is a β-lactamase inhibitor with strong antimicrobial activity against Pseudomonas aeruginosa, Escherichia coli, and Enterobacter species [1].

Avibactam sodium hydrate (NXL-104 hydrate) is a covalent and reversible inhibitor of β-lactamase that does not contain a β-lactam core. Avibactam sodium hydrate inhibits β-lactamase CTX-M-15 and TEM-1 with IC 50 s of 5 nM and 8 nM, respectively.