peptidoglycan

D-Cycloserine (RO-1-9213) is a broad spectrum antibiotic used as a second line agent for treatment of drug resistant tuberculosis, always in combination with other antituberculosis agents.

Hamamelitannin has cytotoxic, and antibiofilm activities. It increases the susceptibility of S. aureus to antibiotic treatment in in vivo Caenorhabditis elegans and mouse mammary gland infection models. It also has a high protective activity on cell damag

Cefazolin sodium (cephazolin sodium) salt binds to and inactivates penicillin-binding proteins (PBP) located on the inner membrane of the bacterial cell wall. Cefazolin sodium salt is the sodium salt of cefazolin, a beta-lactam antibiotic and first-generation cephalosporin with bactericidal activity. Inactivation of PBPs interferes with the cross-linkage of peptidoglycan chains necessary for bacterial cell wall strength and rigidity, which results in the weakening of the bacterial cell wall and cell lysis.

Ceftazidime (GR20263) is a beta-lactam, cephalosporin antibiotic with bactericidal activity.

Muramic acid HCl is part of the peptidoglycan in the cell wall of many Gram-positive bacteria.

Meropenem (SM 7338) is a synthetic carbapenem antibiotic with broad-spectrum antibacterial activity. It exerts a bactericidal effect by inhibiting the synthesis of peptidoglycan in the bacterial cell wall and is active against a wide range of Gram-positive, Gram-negative, and anaerobic bacteria. Meropenem is active against both susceptible and resistant Neisseria gonorrhoeae (MIC values of 0.02–0.06 mg/mL), Haemophilus influenzae (MIC: 0.03–0.12 mg/mL), and Klebsiella pneumoniae (MIC: 0.015–0.12 mg/mL). Meropenem can be used for constructing bacterial infection models and screening for antimicrobial activity.

Vancomycin hydrochloride (Vancomycin HCl) is a glycopeptide antibiotic that targets Peptidoglycan in bacterial cell wall synthesis. Vancomycin hydrochloride is mainly used for the treatment of severe Gram-positive bacterial infections.

Cefixime (FR-17027) is a broad-spectrum, third-generation cephalosporin antibiotic derived semisynthetically from the marine fungus Cephalosporium acremonium with antibacterial activity. As does penicillin, the beta-lactam antibiotic cefixime inhibits bacterial cell wall synthesis by disrupting peptidoglycan synthesis, resulting in a reduction in bacterial cell wall stability and bacterial cell lysis. Stable in the presence of a variety of beta-lactamases, this agent is more active against gram-negative bacteria and less active against gram-positive bacteria compared to second-generation cephalosporins.

Amoxicillin (Amoxycillin) binds to and inactivates penicillin-binding proteins (PBPs) located on the inner membrane of the bacterial cell wall. Amoxicillin Anhydrous is the anhydrous form of a broad-spectrum, semisynthetic aminopenicillin antibiotic with bactericidal activity. Inactivation of PBPs interferes with the cross-linkage of peptidoglycan chains necessary for bacterial cell wall strength and rigidity. This interrupts bacterial cell wall synthesis and results in the weakening of the bacterial cell wall and causes cell lysis.

Amoxicillin trihydrate (Moxaline trihydrate) binds to and inactivates penicillin-binding protein (PBP) 1A located on the inner membrane of the bacterial cell wall. Amoxicillin trihydrate is a broad-spectrum, semisynthetic aminopenicillin antibiotic with bactericidal activity. Inactivation of PBPs interferes with the cross-linkage of peptidoglycan chains necessary for bacterial cell wall strength and rigidity. This interrupts bacterial cell wall synthesis and results in the weakening of the bacterial cell wall and causes cell lysis.

Ticarcillin disodium (Ticarpen) is the disodium salt form of ticarcillin, a broad-spectrum, semi-synthetic penicillin antibiotic with bactericidal and beta-lactamase resistant activity. Similar to carbenicillin in action, ticarcillin inactivates the penicillin-sensitive transpeptidase C-terminal domain by opening the lactam ring. This inactivation prevents the cross-linkage of peptidoglycan strands, thereby inhibiting the third and last stage of bacterial cell wall synthesis. This leads to incomplete bacterial cell wall synthesis and eventually causes cell lysis.

Cephalothin sodium (Cefalotin) binds to and inactivates penicillin-binding proteins (PBP) located on the inner membrane of the bacterial cell wall. Cephalothin sodium (Cefalotin) is the sodium salt form of cephalothin, a semisynthetic, beta-lactam, the first-generation cephalosporin antibiotic with bactericidal activity. PBPs participate in the terminal stages of assembling the bacterial cell wall, and in reshaping the cell wall during cell division. Inactivation of PBPs interferes with the cross-linkage of peptidoglycan chains necessary for bacterial cell wall strength and rigidity. This results in the weakening of the bacterial cell wall and causes cell lysis.

(CL227193) )binds to and inactivates penicillin-binding proteins (PBPs), enzymes located on the inner membrane of the bacterial cell wall, resulting in the weakening of the bacterial cell wall and cell lysis. Piperacillin Sodium is the sodium salt of piperacillin, a broad-spectrum semisynthetic, ampicillin-derived ureidopenicillin antibiotic with bactericidal activity. PBPs participate in the terminal stages of assembling the bacterial cell wall, and in reshaping the cell wall during cell division. Inactivation of PBPs interferes with the cross-linkage of peptidoglycan chains necessary for bacterial cell wall strength and rigidity.

Cefuroxime Sodium is the sodium salt form of cefuroxime and a semi-synthetic, broad-spectrum, beta-lactamase resistant, second-generation cephalosporin antibiotic with bactericidal activity. Cefuroxime sodium (Cefuroxime sodium salt) inhibits bacterial cell wall synthesis by inactivating penicillin binding proteins (PBPs) thereby interfering with the final transpeptidation step required for cross-linking of peptidoglycan units which are a component of the cell wall. Lack of cross-linking results in a reduction of cell wall stability and leads to cell lysis.

Bacitracin (Ziba-RX), a mixture of related cyclic polypeptides, disrupts bacteria by interfering with cell wall and peptidoglycan synthesis.

Diaminopimelic acid or DAPA is a lysine-like amino acid derivative that is a key component of the bacterial cell wall. DAPA is incorporated or integrated into peptidoglycan of gram negative bacteria and is the attachment point for Braun's lipoprotein (BLP or Murein Lipoprotein). BLP is found in gram-negative cell walls and is one of the most abundant membrane proteins. BLP is bound at its C-terminal end (a lysine) by a covalent bond to the peptidoglycan layer (specifically to diaminopimelic acid molecules) and is embedded in the outer membrane by its hydrophobic head (a cysteine with lipids attached). BLP tightly links the two layers and provides structural integrity to the bacterial outer membrane. Diaminopimelic acid can be found in human urine or feces due to the lysis or enzymatic breakdown of gram negative gut microbes.

Ampicillin sodium (Domicillin) is a broad-spectrum β -lactam antibiotic. Ampicillin sodium combates a variety of Gram-positive and Gram-negative bacteria.

Cefoperazone (Medocef) binds to and inactivates penicillin-binding proteins (PBPs) located on the inner membrane of the bacterial cell wall. PBPs are enzymes involved in the terminal stages of assembling the bacterial cell wall and in reshaping the cell wall during growth and division. Inactivation of PBPs interferes with the cross-linkage of peptidoglycan chains necessary for bacterial cell wall strength and rigidity. It can inhibit rMrp2-mediated [3H]E217βG uptake (IC50: 199 μM).

Cefotiam hydrochloride (SCE-963 hydrochloride) is the hydrochloride salt form of cefotiam, a third-generation, semi-synthetic, beta-lactam cephalosporin antibiotic with antibacterial activity. Cefotiam binds to penicillin-binding proteins (PBPs), transpeptidases that are responsible for crosslinking of peptidoglycan. By preventing crosslinking of peptidoglycan, cell wall integrity is lost and cell wall synthesis is halted.

Anti-MRSA agent 25 (Compound 10c) is an antibacterial compound with a minimum inhibitory concentration (MIC) of 0.25 μg/mL against methicillin-resistant Staphylococcus aureus (MRSA). Its antimicrobial activity is achieved by inhibiting biofilm formation, disrupting the cell wall (interacting with peptidoglycan and lipoteichoic acid), acting on the cell membrane (causing depolarization, increasing permeability, and compromising integrity), reducing metabolic activity, interfering with cellular redox homeostasis, and binding to DNA. Anti-MRSA agent 25 holds potential for research in the field of anti-infective therapeutics.

(S)-IB-96212 (compound 4) is an oligomycin derivative that inhibits the MurD2 reaction but does not affect the MurL reaction. This compound specifically targets and inhibits a bypass pathway of peptidoglycan biosynthesis. Additionally, (S)-IB-96212 exhibits weak inhibition of the MurD reaction.

Lysobactin, also known as katanosin B, is an effective antibiotic with in vivo efficacy against Staphylococcus aureus and Streptococcus pneumoniae. It was previously shown to inhibit peptidoglycan (PG) biosynthesis.

Chloroorienticin A is a glycopeptide antibiotic that exerts its antibacterial activity by binding to the D-Ala-D-Ala termini of peptidoglycan precursors, thereby inhibiting bacterial cell wall biosynthesis. It shows strong activity against Gram-positive bacteria, particularly Staphylococcus and Streptococcus species.

Eremomycin is a glycopeptide antibiotic produced by actinomycetes. Structurally similar to vancomycin derivatives, Eremomycin exerts its antibacterial effect by inhibiting peptidoglycan synthesis. Eremomycin exhibits strong activity against a wide range of Gram-positive bacteria and is widely used in research on antibiotic mechanisms and resistance.