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Proteases

Proteases - Signaling Pathways | GlpBio

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Proteases is a general term for a class of enzymes that hydrolyze protein peptide chains. According to the way they degrade polypeptides, they are divided into two categories: endopeptidases and telopeptidases. The former can cut the large molecular weight polypeptide chain from the middle to form prions and peptones with smaller molecular weights; the latter can be divided into carboxypeptidase and aminopeptidase, which respectively remove the peptide from the free carboxyl terminus or free amino terminus of the polypeptide one by one. Chain hydrolysis produces amino acids.

A general term for a class of enzymes that hydrolyze peptide bonds in proteins. According to the way they hydrolyze polypeptides, they can be divided into endopeptidases and exopeptidases. Endopeptidase cleaves the interior of the protein molecule to form smaller molecular weight peptones and peptones. Exopeptidase hydrolyzes peptide bonds one by one from the end of the free amino group or carboxyl group of protein molecules, and frees amino acids, the former is aminopeptidase and the latter is carboxypeptidase. Proteases can be classified into serine proteases, sulfhydryl proteases, metalloproteases and aspartic proteases according to their active centers and optimum pH. According to the optimum pH value of its reaction, it is divided into acidic protease, neutral protease and alkaline protease. The proteases used in industrial production are mainly endopeptidases.

Proteases are widely found in animal offal, plant stems and leaves, fruits and microorganisms. Microbial proteases are mainly produced by molds and bacteria, followed by yeast and actinomycetes.

Enzymes that catalyze the hydrolysis of proteins. There are many kinds, the important ones are pepsin, trypsin, cathepsin, papain and subtilisin. Proteases have strict selectivity for the reaction substrates they act on. A protease can only act on certain peptide bonds in protein molecules, such as the peptide bonds formed by the hydrolysis of basic amino acids catalyzed by trypsin. Proteases are widely distributed, mainly in the digestive tract of humans and animals, and are abundant in plants and microorganisms. Due to limited animal and plant resources, the industrial production of protease preparations is mainly prepared by fermentation of microorganisms such as Bacillus subtilis and Aspergillus terrestris.

Research Areas

Products Related to Proteases(4895)

  • GC69263 structure
    GC69263IM176OUT05
    CAS: 1643659-96-4
    Purity: >99.00%

    IM176OUT05 is a highly soluble biguanide. It activates stem cell metabolism, promotes hair regeneration, and increases the induction and maintenance of stemness during pluripotent stem cell generation. IM176OUT05 inhibits electron transport chain (ETC) activity in mitochondria with an IC50 of 3.2 μM.

  • GC69312 structure
    GC69312JG-231
    CAS: 1627126-59-3
    Purity: >98.00%

    JG-231 is a JG-98 analogue with anti-cancer properties. It can inhibit the interaction between Hsp70-BAG3. JG-231 has an inhibitory effect on the MDA-MB-231 xenograft model of triple-negative breast cancer (TNBC).

  • GC69319 structure
    GC69319JO146
    CAS: 130727-21-8
    Purity: >98.00%

    JO146 is a proteinase inhibitor of Chlamydia trachomatis high-temperature requirement A (CtHtrA) required for inclusion formation, with IC50 values of 21.86 and 1.15 μM against CtHtrA and human neutrophil elastase (HNE), respectively. JO146 can be used to inhibit bacterial infections.

  • GC69335 structure
    GC69335KKII5
    CAS: 6381-55-1
    Purity: >98.00%

    KKII5 is an effective lipoxygenase LOX-1 inhibitor with an IC50 of 19 μM. KKII5 inhibits lipid peroxidation.

  • GC69342 structure
    GC69342KS100
    CAS: 2408477-54-1
    Purity: >98.00%

    KS100 is an effective ALDH inhibitor with IC50 values of 334, 2137, and 360 nM for ALDH1A1, ALDH2, and ALDH3A1 respectively. It has low toxicity and exhibits anti-proliferative and anti-cancer effects. KS100 significantly increases ROS activity, lipid peroxidation, and accumulation of toxic aldehydes. KS100 induces apoptosis and cell cycle arrest at the G2/M phase.

  • GC69348 structure
    GC69348L-5-Hydroxytryptophan-d3
    CAS: 1276197-29-5
    Purity: >98.00%

    L-5-Hydroxytryptophan-d3 is the deuterated form of L-5-Hydroxytryptophan. L-5-Hydroxytryptophan (L-5-HTP) is a natural amino acid and dietary supplement that can act as an antidepressant, appetite suppressant, and sleep aid. It is a precursor to the neurotransmitter serotonin and an antagonist of reserpine. L-5-Hydroxytryptophan (L-5-HTP) has been studied for fibromyalgia, muscle spasms, migraines, and cerebellar ataxia.

  • GC69354 structure
    GC69354L-Alanine-13C2,15N
    CAS: 312623-85-1
    Purity: >99.00%

    L-Alanine-13C2,15N is L-Alanine labeled with 13C and 15N. L-Alanine is a non-essential amino acid that can participate in sugar and acid metabolism, enhance immunity, and provide energy for muscle tissue, the brain, and central nervous system.

  • GC69359 structure
    GC69359L-Alanine-13C,d
    CAS: 1217464-18-0
    Purity: >95.00%

    L-Asparagine-13C4,15N2,d8 is a labeled form of L-Asparagine with 13C and 15N isotopes. L-Asparagine ((-)-Asparagine) is a nonessential amino acid that participates in metabolic control of nerve and brain tissue cell functions.

  • GC69362 structure
    GC69362L-Citrulline-d7
    CAS: 2483831-24-7
    Purity: >99.00%

    L-Citrulline-d7 is the deuterated form of L-Citrulline. L-Citrulline is an amino acid that originates from ornithine, a byproduct of the breakdown of proline, glutamine, and glutamate salts, or obtained through the arginine-citrulline pathway from l-arginine.

  • GC69374 structure
    GC69374L-Histidine-d5 hydrochloride hydrate
    CAS: 2483831-75-8
    Purity: >99.00%

    L-Histidine-d5 (hydrochloride hydrate) is the deuterated form of L-Histidine hydrochloride hydrate. L-Histidine hydrochloride hydrate (H-His-OH.HCl.H2O) is an endogenous metabolic product.

  • GC69375 structure
    GC69375Lichenase
    CAS: 37288-51-0

    Lichenase (endo-1,3:1,4-β-D-glucanase) is a specific endo-hydrolysis enzyme that cleaves (1-3),(1-4)-β-D-glucans into oligosaccharides. Lichenase dissolves β-glucans in grains and produces galactooligosaccharides (GOS). Lichenase can be used to degrade polysaccharides in cell walls.

  • GC69376 structure
    GC69376Lignoceric acid-d4-2
    CAS: 1219794-61-2
    Purity: >98.00%

    Lignoceric acid-d4-2 is the deuterated form of Lignoceric acid. Lignoceric acid (Tetracosanoic acid) is a 24-carbon saturated (24:0) fatty acid synthesized in developing brains and also a byproduct of lignin production. Lignoceric acid can be used for research on Zellweger syndrome, cerebral adrenoleukodystrophy, and other conditions related to brain and liver function.

  • GC69377 structure
    GC69377Lignoceric acid-d9
    CAS: 2415226-90-1
    Purity: >98.00%

    Lignoceric acid-d9 is the deuterated form of Lignoceric acid. Lignoceric acid (Tetracosanoic acid) is a 24-carbon saturated (24:0) fatty acid synthesized in the developing brain and also a byproduct of lignin production. Lignoceric acid can be used for research on Zellweger syndrome, cerebral adrenoleukodystrophy, and other conditions related to brain and liver function.

  • GC69387 structure
    GC69387L-Lysine-13C6 dihydrochloride
    CAS: 201740-81-0
    Purity: >98.00%

    L-Lysine-13C6 (dihydrochloride) is a labeled form of L-Lysine dihydrochloride with 13C. L-lysine dihydrochloride is an essential amino acid for humans and has various benefits, including its use in herpes research, increasing calcium absorption, reducing diabetes-related diseases, and improving gut health.

  • GC69390 structure
    GC69390L-Methionine-13C5
    CAS: 202326-57-6
    Purity: >98.00%

    L-Methionine-13C5 is a labeled form of L-Methionine with 13C. L-Methionine is the L-isomer of Methionine, which is an essential amino acid. Methionine acts as a strong liver detoxifier and serves as a liver protectant.

  • GC69394 structure
    GC69394Lonodelestat TFA
    Purity: >99.00%

    Lonodelestat TFA (POL6014 TFA) is an effective, orally active, selective peptide inhibitor of human neutrophil elastase (hNE). Lonodelestat TFA has potential for research in cystic fibrosis (CF).

  • GC69396 structure
    GC69396L-Ornithine-d2 hydrochloride
    CAS: 2483831-42-9
    Purity: >99.00%

    L-Ornithine-d2 (hydrochloride) is the deuterated form of L-Ornithine hydrochloride. L-Ornithine hydrochloride is a free amino acid that plays an important role in the urea cycle and is also important for processing excess nitrogen.

  • GC69403 structure
    GC69403L-Serine-13C
    CAS: 89232-77-9
    Purity: >99.00%

    L-Serine-13C is L-Serine with a 13C label. L-Serine ((-)-Serine; (S)-Serine) is a nonessential amino acid that plays an important role in cell proliferation.

  • GC69406 structure
    GC69406L-Tryptophan-d3
    CAS: 133519-78-5
    Purity: >99.50%

    L-Tryptophan-d3 is a deuterated form of L-Tryptophan. L-Tryptophan (Tryptophan) is an essential amino acid and a precursor to serotonin, melatonin, and vitamin B3.

  • GC69407 structure
    GC69407L-Tyrosine-3,5-13C2
    CAS: 70479-98-0
    Purity: >98.00%

    L-Tyrosine-3,5-13C2 is a labeled form of L-Tyrosine with 13C. L-Tyrosine is a nonessential amino acid that can inhibit the activity of citrate synthase in the posterior cortex.

  • GC69408 structure
    GC69408L-Tyrosine-d5
    CAS: 1226919-57-8
    Purity: >99.00%

    L-Tyrosine-d5 is a deuterated form of L-Tyrosine. L-Tyrosine is a non-essential amino acid that can inhibit the activity of citrate synthase in the posterior cortex.

  • GC69417 structure
    GC69417Lyciumin A
    CAS: 125708-06-7
    Purity: >98.00%

    Lyciumin A is a cyclic octapeptide that exhibits inhibitory activity against proteases, renin, and angiotensin-converting enzyme. Lyciumin A can be used for research on hypertension.

  • GC69422 structure
    GC69422M4K2234
    CAS: 2421141-51-5
    Purity: >98.00%

    M4K2234 (compound 26b) is an inhibitor of ALK2. M4K2234 inhibits ALK2 and ALK5 with IC50 values of 5 and 2144 nM, respectively. M4K2234 can be used as a chemical probe for the protein kinases ALK1 and ALK2. M4K2234 can be used in cancer research.

  • GC69426 structure
    GC69426MAL3-101
    CAS: 912361-26-3
    Purity: >98.00%

    MAL3-101 is an effective inhibitor of heat shock protein 70 (HSP70) conformational changes. MAL3-101 inhibits HSP70 ATPase activity by blocking the interaction of Hsp40 molecular chaperones. MAL3-101 can be used for research on invasive bladder cancer.