2. Signaling Pathways
  3. Anti-infection
  4. Penicillin-binding protein (PBP)

Penicillin-binding protein (PBP)

Penicillin-binding proteins (PBPs) are enzymes that play an important role in the cell membrane and cell wall of bacteria. They are primarily involved in the synthesis of the bacterial cell wall and are essential for maintaining the structure and function of bacteria. PBPs promote cell wall synthesis by catalyzing the crosslinking of peptidoglycans, ensuring that bacteria can withstand external pressures and maintain their morphology. PBPs are expressed in both gram-positive and gram-negative bacteria, but their types and functions may vary between species. Penicillin-binding proteins are important targets for a variety of bacterial infections, such as pneumonia, meningitis, and septicemia[1].

Penicillin-binding protein (PBP) Related Products (77):

Cat. No. Product Name Effect Purity Chemical Structure
  • HY-13678
    Meropenem
    		99.68%
    Meropenem (SM 7338) is a carbapenem antibiotic with broad-spectrum antibacterial activity. Meropenem has activity against susceptible and resistant N. gonorrhoeae (MIC value of 0.02-0.06 mg/mL), H. influenzae (MIC value of 0.03-0.12 mg/mL), and H. ducreyi (MIC value of 0.015-0.12 mg/mL).
    Meropenem
  • HY-B0129
    Aztreonam
    		99.50%
    Aztreonam (SQ-26,776) is a synthetic monocyclic beta-lactam antibiotic, which has a very high affinity for penicillin-binding protein 3 (PBP-3).
    Aztreonam
  • HY-13678A
    Meropenem trihydrate
    		99.85%
    Meropenem trihydrate (SM 7338 trihydrate) is a carbapenem antibiotic with broad-spectrum antibacterial activity. Meropenem trihydrate has activity against susceptible and resistant N. gonorrhoeae (MIC value of 0.02-0.06 mg/mL), H. influenzae (MIC value of 0.03-0.12 mg/mL), and H. ducreyi (MIC value of 0.015-0.12 mg/mL).
    Meropenem trihydrate
  • HY-120859
    Zidebactam
    		98.55%
    Zidebactam (WCK-5107) is a potent β-lactamase inhibitor. Zidebactam also is a penicillin-binding protein2 (PBP2) inhibitor with an IC50 of 0.26 μg/mL.
    Zidebactam
  • HY-B0974
    Methicillin sodium salt
    		98.12%
    Methicillin sodium salt (Meticillin sodium) is a β-lactam, semi-synthetic antibiotic related to penicillin antibiotic. Methicillin sodium salt inhibits penicillin-binding proteins involved in the synthesis of peptidoglycan. Methicillin sodium salt inhibits S. aureus with a MIC value of 2.1 μg/mL. Methicillin sodium salt can be used for the research of inflammation.
    Methicillin sodium salt
  • HY-183291
    Antibacterial agent 343
    		Ligand
    Antibacterial agent 343 (Compound 47) is an Antibacterial agent. Antibacterial agent 343 binds to the allosteric site of PBP2a to open its active site. Antibacterial agent 343 disrupts bacterial cell membranes, leading to protein leakage. Antibacterial agent 343 interacts with DNA and inhibits replication and transcription. Antibacterial agent 343 induces ROS accumulation. Antibacterial agent 343 exhibits antibacterial activity against MRSA, Staphylococcus aureus, and Enterococcus faecalis. Antibacterial agent 343 can be used for the research of methicillin-resistant Staphylococcus aureus infections.
    Antibacterial agent 343
  • HY-19234
    FK-041
    		Ligand
    FK-041 is an orally active cephalosporin antibiotic with high affinity for penicillin-binding proteins (PBPs). FK-041 exhibits broad-spectrum antibacterial activity, exerting potent antibacterial effects against Gram-positive bacteria, most Gram-negative bacteria, anaerobes, and so on. FK-041 also shows good efficacy against some drug-resistant strains such as penicillin-resistant Streptococcus pneumoniae. FK-041 is an antibacterial agent and can be used in the research of infectious diseases.
    FK-041
  • HY-183080
    VNRX-14079
    		Inhibitor
    VNRX-14079 is an antibacterial agent and PBP2 inhibitor, with an IC50 value of 1.7 μM against wild-type Neisseria gonorrhoeae PBP2. VNRX-14079 forms a covalent bond with Ser310 of PBP2, interacts with multiple residues of PBP2 to stabilize the complex, and induces an inward conformational change of the β3-β4 loop in chimeric PBP2. VNRX-14079 exhibits antibacterial activity against Ceftriaxone (HY-B0712)-resistant Neisseria gonorrhoeae strains. VNRX-14079 can be used in the research of gonorrhea.
    VNRX-14079
  • HY-B1923
    Piperacillin
    		98.37%
    Piperacillin is a semisynthetic broad-spectrum β-lactam antibiotic which exhibits potent bactericidal activity against Gram-negative bacteria as well as select Gram-positive strains through penicillin-binding proteins. Piperacillin is most commonly used in combination with the β-lactamase inhibitor Tazobactam.
    Piperacillin
  • HY-B0200
    Cephalexin
    		99.91%
    Cephalexin (Cefalexin) is a potent, orally active semisynthetic cephalosporin antibiotic with a broad antibacterial spectrum. Cephalexin has antibacterial activity against a wide variety of gram-positive and gram-negative bacteria. Cephalexin targets penicillin-binding proteins (PBPs) to inhibit bacterial cell wall assembly. Cephalexin is used for the research of pneumonia, strep throat, and bacterial endocarditis, et al.
    Cephalexin
  • HY-B1286
    Piperacillin sodium
    		Inhibitor 98.22%
    Piperacillin sodium is a semisynthetic broad-spectrum β-lactam antibiotic which exhibits potent bactericidal activity against Gram-negative bacteria as well as select Gram-positive strains through penicillin-binding proteins. Piperacillin is most commonly used in combination with the β-lactamase inhibitor Tazobactam.
    Piperacillin sodium
  • HY-B0200B
    Cephalexin monohydrate
    		99.61%
    Cephalexin (Cefalexin) monohydrate is a potent, orally active new semisynthetic cephalosporin antibiotic with a broad antibacterial spectrum. Cephalexin (Cefalexin) monohydrate has antibacterial activity against a wide variety of gram-positive and gram-negative bacteria. Cephalexin (Cefalexin) monohydrate targets penicillin-binding proteins (PBPs) to inhibit bacterial cell wall assembly. Cephalexin (Cefalexin) monohydrate is used for the research of pneumonia, strep throat, and bacterial endocarditis, et al.
    Cephalexin monohydrate
  • HY-B0198
    Cefaclor
    		98.51%
    Cefaclor is a well-absorbed orally active cephalosporin antibiotic. Cefaclor can specifically bind to specific for penicillin-binding protein 3 (PBP3). Cefaclor can be used for the research of depression and kinds of infections caused by bacteria, such as respiratory tract infections, bacterial bronchitis, pharyngitis and skin infections.
    Cefaclor
  • HY-B0396
    Tebipenem pivoxil
    		99.68%
    Tebipenem pivoxil (L084) is an orally active antibiotic against a variety of pathogenic bacteria. Tebipenem pivoxil binds penicillin-binding protein (PBP), thereby inhibiting cell wall synthesis.
    Tebipenem pivoxil
  • HY-126387
    Moenomycin complex
    		Inhibitor 99.9%
    Moenomycin complex is a class of antibacterial agents and PBP inhibitors, with Kd values ranging from 94 nM to 1690 nM against various bacterial PBPs. Moenomycin complex inhibits bacterial growth by blocking the transglycosylase activity of class A penicillin-binding proteins (PBPs). Moenomycin complex is used in the research of bacterial infections.
    Moenomycin complex
  • HY-A0111
    Cefetamet
    		Ligand 99.06%
    Cefetamet (Ro 15-8074) is a cephalosporin antibiotic and the active metabolite of Cefetamet pivoxil (HY-B1894A). Cefetamet binds to bacterial penicillin-binding protein (PBP) (IC50 for PBP3 in Escherichia coli W3110 is 2.5 μg/mL). Cefetamet has significant activity against Gram-negative bacteria such as Enterobacteriaceae, Neisseria species, and Haemophilus influenzae, as well as Gram-positive bacteria such as Streptococcus. Cefetamet kills and lyses Treponema pallidum. Cefetamet can be used in the research of respiratory tract, urinary tract, ear, nose and throat infections, and syphilis.
    Cefetamet
  • HY-B0129R
    Aztreonam (Standard)
    Aztreonam (Standard) is the analytical standard of Aztreonam. This product is intended for research and analytical applications. Aztreonam (SQ-26,776) is a synthetic monocyclic beta-lactam antibiotic, which has a very high affinity for penicillin-binding protein 3 (PBP-3).
    Aztreonam (Standard)
  • HY-13678AR
    Meropenem trihydrate (Standard)
    Meropenem (trihydrate) (Standard) is the analytical standard of Meropenem (trihydrate). This product is intended for research and analytical applications. Meropenem trihydrate (SM 7338 trihydrate) is a carbapenem antibiotic with broad-spectrum antibacterial activity. Meropenem trihydrate has activity against susceptible and resistant N. gonorrhoeae (MIC value of 0.02-0.06 mg/mL), H. influenzae (MIC value of 0.03-0.12 mg/mL), and H. ducreyi (MIC value of 0.015-0.12 mg/mL).
    Meropenem trihydrate (Standard)
  • HY-159688
    Cefditoren
    		Inhibitor 98.14%
    Cefditoren is a broad-spectrum oral active cephalosporin that acts as a penicillin-binding protein (PBP) inhibitor. Cefditoren binds to specific PBPs in Gram-positive and Gram-negative bacteria, thereby inhibiting cell wall synthesis. Cefditoren also reduces serum levels of the inflammatory biomarkers IL-6 and KL-6. Cefditoren can be used in research related to acute exacerbation of chronic bronchitis, pharyngitis-tonsillitis, uncomplicated skin and skin structure infections, respiratory tract infections, acute pyelonephritis, and enterococcal endocarditis.
    Cefditoren
  • HY-B1923S
    Piperacillin-d5
    		98.23%
    Piperacillin-d5 is deuterium labeled Piperacillin. Piperacillin is kind of semisynthetic penicillins. Piperacillin has a broad spectrum of activity against Gram-positive and Gram-negative aerobic and anaerobic bacteria. Piperacillin has shown greater activity against β-lactamase-producing organisms than the other penicillins.
    Piperacillin-d<sub>5</sub>