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L-Histidyl-L-glutamine is a dipeptide consisting of histidine (His) and glutamine (Gln). Histidine is an aromatic, basic amino acid important for enzyme active sites and metal ion binding, while glutamine is a polar amino acid crucial for nitrogen metabolism and cellular function. This dipeptide may be used in studies of protein interactions, structural analysis, or as a model for exploring the effects of these amino acids in peptide-based research. Its specific sequence can influence binding properties, stability, and biological activity. Synonyms: HQ; Histidylglutamine; His-Gln; L-Glutamine, L-histidyl-; Histidinyl-glutamine; H-His-Gln-OH; Histidine-Glutamine dipeptide; Histidinyl-glutamine; Histidinylglutamine; L-Histidinyl-L-Glutamine. Grade: ≥95%. CAS No. 224638-13-5. Molecular formula: C11H17N5O4. Mole weight: 283.28.
L-Homoarginine
L-homoarginine is a non-essential and non-proteinogenic amino acid, and acts as a competitive substrate for nitric oxide synthase (NOS), whereas asymmetric dimethylarginine (ADMA) is a NOS inhibitor. It is also a human arginase inhibitor. Synonyms: L-Lysine, N6-(aminoiminomethyl)-; Lysine, N6-amidino-; Lysine, N6-amidino-, L-; N6-(Aminoiminomethyl)-L-lysine; Homo-L-arginine; Homoarginine; NSC 27429; NSC 88868; N6-carbamimidoyl-L-lysine. Grade: ≥95%. CAS No. 156-86-5. Molecular formula: C7H16N4O2. Mole weight: 188.23.
L-Homoarginine-[13C7,15N4] hydrochloride
L-Homoarginine-[13C7,15N4] hydrochloride is a labelled analog of Homoarginine. L-Homoarginine may be used to create non-natural proteins for studies of post-translational protein modifications. Synonyms: H-HomoArg-OH HCl 13C7,15N4. Grade: 98% by CP; 98% atom 13C; 98% atom 15N. Molecular formula: [13C]7H17[15N]4O2Cl. Mole weight: 235.61.
L-Homoarginine 98+%
L-Homoarginine 98+%. Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 5g, 25g, 100g. US Biological Life Sciences.
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L-Homoarginine-d4 Dihydrochloride
A labeled inhibitor of alkaline phosphatase isoenzymes. A labeled analog of Homoarginine. Group: Biochemicals. Alternative Names: N6-(Aminoiminomethyl)-. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences.
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L-Homoarginine HCl
L-Homoarginine HCl. Group: Biochemicals. Grades: Highly Purified. CAS No. 1483-01-8. Pack Sizes: 1g, 2g, 5g, 10g, 25g. US Biological Life Sciences.
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L-Homoarginine hydrochloride
1g Pack Size. Group: Amino Acids. Formula: C7H16N4O2 · HCl. CAS No. 1483-01-8. Prepack ID 33285092-1g. Molecular Weight 224.69. See USA prepack pricing.
L-Homoarginine hydrochloride
L-Homoarginine is an alkaline phosphatase inhibitor found in blood, cerebrospinal fluid (CSF), and urine, as well as in human intestine and testes tissues. L-Homoarginine also acts as a substrate of CAT1, CAT2A and CAT2B, and CAT1 is a key site with regard to physiological relevance and interactions with related substrates such as L-arginine. Synonyms: NSC 145416; (S)-2-Amino-6-guanidinohexanoic acid hydrochloride. Grade: ≥95%. CAS No. 1483-01-8. Molecular formula: C7H16N4O2·HCl. Mole weight: 224.7.
L-Homoarginine hydrochloride
L-Homoarginine hydrochloride. Uses: L-homoarginine may be used to create non-natural proteins for studies of post-translational protein modifications. arginine residues are often located at the active centers of proteins and enzymes. replacing these arginines with homoarginine can elucidate protein function and structural requirements. l-homoarginine is used to study the mechanisms of nitric oxide production by cells via nitric oxide synthase(s). l-homoarginine is used as a selective mammalian alkaline phosphatase isoenzyme inhibitor. the substitution of homoarginine for arginine or lysine renders proteins resistant to proteolysis by trypsin. Additional or Alternative Names: (S)-2-Amino-6-guanidinohexanoic acid hydrochloride. Product Category: Amino Acids. CAS No. 1483-01-8. Molecular formula: H2NC(=NH)NH(CH2)4CH(NH2)CO2H · HCl. Mole weight: 224.69. Canonical SMILES: Cl[H].N[C@@H](CCCCNC(N)=N)C(O)=O. ECNumber: 216-045-6. Product ID: ACM1483018-1. Alfa Chemistry ISO 9001:2015 Certified.
L-Homoarginine hydrochloride
L-Homoarginine hydrochloride. Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 100g, 25g, 5g. US Biological Life Sciences.
An inhibitor of alkaline phosphatase isoenzymes. Group: Biochemicals. Alternative Names: 2-Amino-6-guanidino-hexanoic Acid, HCl. Grades: Highly Purified. CAS No. 1483-01-8. Pack Sizes: 2g. US Biological Life Sciences.
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L-Homocarnosine
L-Homocarnosine is a human metabolite and a brain-specific dipeptide of γ-aminobutyric acid (GABA) and histidine. Synonyms: Homocarnosine; L-Homocarnosine; NSC 92522; NSC-92522; NSC92522; γ-aminobutyryl-l-histidine. CAS No. 3650-73-5. Molecular formula: C10H16N4O3. Mole weight: 240.26.
L-Homocarnosine free base. Uses: Designed for use in research and industrial production. Additional or Alternative Names: L-HOMOCARNOSINE FREE BASE;N-(4-amino-1-oxobutyl)-L-Histidine;γ-Aminobutyryl-L-histidine;Nα-(4-Aminobutyryl)histidine;γAbu-L-His-OH;L-Histidine, N-(4-aMino-1-oxobutyl)-. CAS No. 3650-73-5. Molecular formula: C10H16N4O3. Mole weight: 0. Purity: 0.96. IUPACName: (2S)-2-(4-aminobutanoylamino)-3-(1H-imidazol-5-yl)propanoicacid. Canonical SMILES: C1=C(NC=N1)CC(C(=O)O)NC(=O)CCCN. Product ID: ACM3650735. Alfa Chemistry ISO 9001:2015 Certified.
L-Homocitrulline
L-Homocitrulline. Group: Biochemicals. Alternative Names: L-HomoCit-OH; Nε-Carbamoyl-L-lysine; (S)-2-Amino-6-ureidohexanoic acid. Grades: Highly Purified. CAS No. 1190-49-4. Pack Sizes: 1g, 2g, 5g, 10g, 25g. Molecular Formula: C7H15N3O3. US Biological Life Sciences.
L-Homocitrulline is metabolized to homoarginine through homoargininosuccinate via the urea cycle pathway and its metabolic abnormality could lead to Lysinuric Protein Intolerance (LPI). Uses: Scientific research. Group: Natural products. CAS No. 1190-49-4. Pack Sizes: 10 mM * 1 mL; 100 mg; 1 g. Product ID: HY-W018004.
L-Homocitrulline-[2,6,6-d3]
L-Homocitrulline-[2,6,6-d3] is a labelled L-Homocitrulline. Homocitrulline is a metabolite of ornithine. Homocitrulline appears in urine of patients with urea cycle disorders. Synonyms: (S)-2-Amino-6-ureidohexanoic acid-d3; (2S)-2-amino-6-(carbamoylamino)hexanoic acid-d3; N(6)-carbamoyl-L-lysine-d3. Grade: 95% by HPLC; 98% atom D. Molecular formula: C7H12D3N3O3. Mole weight: 192.23.
L-Homocitrulline 99+% (TLC)
L-Homocitrulline 99+% (TLC). Group: Biochemicals. Grades: Reagent Grade. CAS No. 1190-49-4. Pack Sizes: 250mg, 1g, 5g. US Biological Life Sciences.
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L-Homocysteic acid
L-Homocysteic acid (L-HCA) is an endogenous excitatory amino acid that acts as a NMDA receptor agonist ( EC 50 : 14 μM). L-Homocysteic acid is neurotoxic, and can be used in the research of neurological disorders [1] [2] [3]. Uses: Scientific research. Group: Peptides. Alternative Names: L-HCA. CAS No. 14857-77-3. Pack Sizes: 5 mg; 10 mg. Product ID: HY-138903.
L-Homocysteine
L-Homocysteine. Group: Biochemicals. Alternative Names: Homocysteine; NSC 43117; (S)-2-Amino-4-mercaptobutanoic Acid; (S)-2-Amino-4-mercaptobutanoic Acid; (S)-Homocysteine; 2-Amino-4-mercapto-L-butyric Acid; 2-Amino-4-mercaptobutyric Acid; L-2-Amino-4-mercaptobutyric Acid. Grades: Highly Purified. CAS No. 6027-13-0. Pack Sizes: 100mg, 250mg. Molecular Formula: C?H?NO?S, Molecular Weight: 135.19. US Biological Life Sciences.
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L-Homocysteine
L-Homocysteine, an amino acid, is a homocysteine that has L configuration. Homocysteine is an essential intermediate in normal mammalian metabolism of methionine. L-Homocysteine induces upregulation of Cathepsin V that mediates vascular endothelial inflammation in hyperhomocysteinaemia [1] [2]. Uses: Scientific research. Group: Natural products. CAS No. 6027-13-0. Pack Sizes: 10 mM * 1 mL; 25 mg. Product ID: HY-W010347.
L-Homocystine
Increased levels lead to hyperhomocysteinemia; a cardiovascular risk factor in prediction of coronary heart disease as well as being associated with congenital birth defects, pregnancy complications and cancer. Group: Biochemicals. Alternative Names: (2S,2'S)-4,4'-Dithiobis[2-aminobutanoic Acid]; [S-(R*,R*)]-4,4'-Dithiobis[2-aminobutanoic Acid]; L-4,4'-Dithiobis[2-aminobutyric Acid]. Grades: Highly Purified. CAS No. 626-72-2. Pack Sizes: 10g. US Biological Life Sciences.
L-Homocystine is a cardiovascular risk factor in prediction of coronary heart disease as well as being associated with congenital birth defects, pregnancy complications and cancer. Synonyms: (2S,2'S)-4,4'-Dithiobis[2-aminobutanoic Acid]; [S-(R*,R*)]-4,4'-Dithiobis[2-aminobutanoic Acid]; L-4,4'-Dithiobis[2-aminobutyric Acid]. Grade: ≥ 99% (Assay). CAS No. 626-72-2. Molecular formula: C8H16N2O4S2. Mole weight: 268.35.
L-Homocystine-[3,3,3',3',4,4,4',4'-d8]
L-Homocystine-[3,3,3',3',4,4,4',4'-d8] is a labelelled L-Homocystine, which is the double-bonded form of homocysteine. Increased level of homocysteine is associated with venous and arterial thrombosis. Synonyms: L-4,4'-Dithiobis(2-aminobutyric Acid)-d8; (H-Homocys-OH)2-d8. Grade: 95% by HPLC; 98% atom D. CAS No. 182755-41-5. Molecular formula: C8H8D8N2O4S2. Mole weight: 276.39.
L-Homocystine 99+%
L-Homocystine 99+%. Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 1g, 5g, 25g. US Biological Life Sciences.
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L-Homocystine, 99%
Solubility (10mg/ml, 2N NH4): Group: Biochemicals. Alternative Names: H-Homocystine-(OH)2; L-4-4-Dithiobis(2-aminobutanoic acid). Grades: Highly Purified. CAS No. 626-72-2. Pack Sizes: 1g. US Biological Life Sciences.
Worldwide
L-Homocystine bis-methyl ester dihydrochloride
L-Homocystine bis-methyl ester dihydrochloride. Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 1g, 5g, 25g. US Biological Life Sciences.
L-Homoglutamine. Uses: Designed for use in research and industrial production. Additional or Alternative Names: L-HOMOGLUTAMINE;5-Aminohexanedioicacid;(S)-2,6-Diamino-5-oxohexanoic Acid;5-Carbamoyl-L-norvaline;6-Oxo-L-lysine;[S,(+)]-2-Amino-5-carbamoylvaleric acid. Product Category: Heterocyclic Organic Compound. CAS No. 5632-90-6. Molecular formula: C6H12N2O3. Mole weight: 160.17. Product ID: ACM5632906. Alfa Chemistry ISO 9001:2015 Certified.
L-Homoglutamine
Glutamine. Group: Biochemicals. Alternative Names: 6-Oxo-L-lysine. Grades: Highly Purified. CAS No. 7433-32-1. Pack Sizes: 50mg. US Biological Life Sciences.
L-Homophenylalanine is a biochemical reagent that can be used as a biological material or organic compound for life science related research. Uses: Scientific research. Group: Biochemical assay reagents. CAS No. 943-73-7. Pack Sizes: 100 g. Product ID: HY-I1029.
Antitumor agent. Group: Biochemicals. Alternative Names: (αS)-. Grades: Highly Purified. CAS No. 943-73-7. Pack Sizes: 2.5g. US Biological Life Sciences.
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L-Homophenylalanine ethyl ester hydrochloride
L-Homophenylalanine ethyl ester hydrochloride. Group: Biochemicals. Alternative Names: L-HomoPhe-OEt·HCl; (S)-2-Amino-4-phenylbutyric acid ethyl ester hydrochloride. Grades: Highly Purified. CAS No. 90891-21-7. Pack Sizes: 5g, 10g, 25g, 50g, 100g. US Biological Life Sciences.
L-Homopropargylglycine. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 5mg, 10mg, 25mg, 50mg, 100mg. US Biological Life Sciences.
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L-Homopropargylglycine
L-Homopropargylglycine is an alkyl chain-based PROTAC linker that can be used in the synthesis of PROTACs. L-homopropargylglycine is an amino acid analog of methionine containing an alkyne moiety that can undergo a classic click chemical reaction with azide containing Alexa Fluor [1] [2]. Uses: Scientific research. Group: Signaling pathways. CAS No. 98891-36-2. Pack Sizes: 5 mg; 10 mg; 25 mg; 50 mg; 100 mg. Product ID: HY-140345.
L-Homopropargylglycine hydrochloride
L-Homopropargylglycine hydrochloride is an alkyl chain-based PROTAC linker that can be used in the synthesis of PROTACs. L-homopropargylglycine hydrochloride is an amino acid analog of methionine containing an alkyne moiety that can undergo a classic click chemical reaction with azide containing Alexa Fluor [1] [2]. Uses: Scientific research. Group: Signaling pathways. CAS No. 942518-19-6. Pack Sizes: 5 mg; 10 mg; 25 mg; 50 mg. Product ID: HY-140345A.
L-Homoserine
An impurity of Cobicistat, a cytochrome P450 3A (CYP3A) inhibitor used for the treatment of HIV/AIDS infection. Synonyms: L-HomoSer-OH; L-2-Amino-4-hydroxybutyric acid; (S)-2-Amino-4-hydroxybutyric acid; Butyric acid, 2-amino-4-hydroxy-, L-; (S)-2-Amino-4-hydroxybutanoic acid; (S)-Homoserine; Butanoic acid, 2-amino-4-hydroxy-, (S)-; Homoserine; NSC 206251. Grade: ≥95%. CAS No. 672-15-1. Molecular formula: C4H9NO3. Mole weight: 119.12.
L-Homoserine
Homoserine. CAS No. 672-15-1.
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L-Homoserine
L-Homoserine. Group: Biochemicals. Alternative Names: 2-Amino-4-hydroxybutyric Acid; (S)-2-Amino-4-hydroxybutanoic Acid; NSC 206251. Grades: Highly Purified. CAS No. 672-15-1. Pack Sizes: 1g. US Biological Life Sciences.
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L-Homoserine
L-Homoserine is a nonessential chiral amino acid and the precursor of L-Threonine (HY-N0658) and L-Methionine (HY-N0326). L-Homoserine wide applications in the fields of pharmaceutical, agricultural, cosmetic and fragrance industries[1]. Uses: Scientific research. Group: Natural products. CAS No. 672-15-1. Pack Sizes: 10 mM * 1 mL; 50 mg; 100 mg. Product ID: HY-W002292.
L-homoserine-[15N]
L-homoserine-[15N] is a labelled L-Homoserine. Homoserine is a variant of serine with an additional group CH2 attached to its backbone. Homoserine is a byproduct produced in the synthesis of methionine, threonine and isoleucine. Grade: 97% by CP; 95% atom 15N. Molecular formula: C4H9[15N]O3. Mole weight: 120.11.
L-Homoserine, 98+%
Identification: Meets specifications. Group: Biochemicals. Alternative Names: (S)-2-Amino-4-hydroxybutyric acid. Grades: Highly Purified. CAS No. 672-15-1. Pack Sizes: 5g. US Biological Life Sciences.
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L-Homoserine lactone HCl
Homoserine lactone HCl. CAS No. 2185-2-6.
Pennsylvania PA
L-Homoserine lactone HCl
L-Homoserine lactone HCl. Group: Biochemicals. Alternative Names: (3S)-3-Aminodihydro-2(3H)-furanone hydrochloride; (S)-Homoserine lactone hydrochloride; L-Homoserine lactone hydrochloride. Grades: Highly Purified. CAS No. 2185-3-7. Pack Sizes: 25g, 50g, 100g, 250g, 500g. Molecular Formula: C4H8ClNO2. US Biological Life Sciences.
L-Homoserine lactone hydrochloride is a biochemical reagent that can be used as a biological material or organic compound for life science related research. Uses: Scientific research. Group: Peptides. CAS No. 2185-3-7. Pack Sizes: 25 g. Product ID: HY-W015800.
L-Homoserine Lactone, Hydrochloride
Melting Point: 218-220°C. Group: Biochemicals. Grades: Highly Purified. CAS No. 2185-3-7. Pack Sizes: 1g. US Biological Life Sciences.
LHRH (1-5) (free acid), a metabolite of GnRH, may be involved in regulating the synthesis, secretion and function of natural hormones. In addition, it may be involved in regulating cell migration. Synonyms: Pyr-His-Trp-Ser-Tyr; 5-Oxo-L-prolyl-L-histidyl-L-tryptophyl-L-Seryl-L-tyrosine; LHRH (1-5); L-pyroglutamyl-L-histidyl-L-tryptophyl-L-seryl-L-tyrosine; H-Pyr-His-Trp-Ser-Tyr-OH; L-Tyrosine, 5-oxo-L-prolyl-L-histidyl-L-tryptophyl-L-seryl-; (3S,6S,9S,12S)-3-((1H-imidazol-4-yl)methyl)-6-((1H-indol-3-yl)methyl)-12-(4-hydroxybenzyl)-9-(hydroxymethyl)-1,4,7,10-tetraoxo-1-((S)-5-oxopyrrolidin-2-yl)-2,5,8,11-tetraazatridecan-13-oic acid; pEHWSY; L-Tyrosine, N-[N-[N-[N-(5-oxo-L-prolyl)-L-histidyl]-L-tryptophyl]-L-seryl]-. Grade: 95%. CAS No. 52434-75-0. Molecular formula: C34H38N8O9. Mole weight: 702.71.
Lhrh(1-6)(free acid)
Lhrh(1-6)(free acid). Uses: Designed for use in research and industrial production. Additional or Alternative Names: PYR-HIS-TRP-SER-TYR-GLY-OH TRIFLUOROACETATE SALT;LUTEINIZING HORMONE-RELEASING HORMONE (1-6) TRIFLUOROACETATE SALT;LUTEINIZING HORMONE-RELEASING FACTOR (1-6) TRIFLUOROACETATE SALT;GONADOTROPIN-RELEASING HORMONE (1-6) TRIFLUOROACETATE SALT;LHRH (1-6) TRIF. Product Category: Heterocyclic Organic Compound. CAS No. 103067-73-8. Molecular formula: C36H41N9O10. Mole weight: 873.79. Product ID: ACM103067738. Alfa Chemistry ISO 9001:2015 Certified. Categories: LHRH (1-6) (free acid).