Exact Mass: 391.2813

Exact Mass Matches: 391.2813

Found 49 metabolites which its exact mass value is equals to given mass value 391.2813, within given mass tolerance error 0.01 dalton. Try search metabolite list with more accurate mass tolerance error 0.001 dalton.

N-Stearoyltaurine

2-[(1-Oxooctadecyl)amino]ethanesulfonic acid

C20H41NO4S (391.2756)


N-Stearoyltaurine, also known as N-octadecanoyltaurine, belongs to the class of organic compounds known as N-acyl amines. N-Acyl amines are compounds containing a fatty acid moiety linked to an amine group through an ester linkage. Thus, N-stearoyltaurine is considered to be a fatty amide lipid molecule. N-Stearoyltaurine is a very hydrophobic molecule, practically insoluble (in water), and relatively neutral. Specifically, N-stearoyltaurine belongs to the N-acyl taurines (NATs) fatty acid amide class. NATs with chains ranging in length from C16 to C24 have been identified in mice brain, liver, and kidney tissues. NATs were found to be regulated by the integral membrane enzyme fatty acid amide hydrolase (FAAH) and activated calcium channels from the transient receptor potential (TRP) family such as TRPV1 and TRPV4 (PMID: 16866345).

   

N-Arachidonoyl Serine

3-hydroxy-2-(icosa-5,8,11,14-tetraenamido)propanoic acid

C23H37NO4 (391.2722)


N-arachidonoyl serine belongs to the class of compounds known as N-acylamides. These are molecules characterized by a fatty acyl group linked to a primary amine by an amide bond. More specifically, it is an Arachidonic acid amide of Serine. It is believed that there are more than 800 types of N-acylamides in the human body. N-acylamides fall into several categories: amino acid conjugates (e.g., those acyl amides conjugated with amino acids), neurotransmitter conjugates (e.g., those acylamides conjugated with neurotransmitters), ethanolamine conjugates (e.g., those acylamides conjugated to ethanolamine), and taurine conjugates (e.g., those acyamides conjugated to taurine). N-Arachidonoyl Serine is an amino acid conjugate. N-acylamides can be classified into 9 different categories depending on the size of their acyl-group: 1) short-chain N-acylamides; 2) medium-chain N-acylamides; 3) long-chain N-acylamides; and 4) very long-chain N-acylamides; 5) hydroxy N-acylamides; 6) branched chain N-acylamides; 7) unsaturated N-acylamides; 8) dicarboxylic N-acylamides and 9) miscellaneous N-acylamides. N-Arachidonoyl Serine is therefore classified as a long chain N-acylamide. N-acyl amides have a variety of signaling functions in physiology, including in cardiovascular activity, metabolic homeostasis, memory, cognition, pain, motor control and others (PMID: 15655504). N-acyl amides have also been shown to play a role in cell migration, inflammation and certain pathological conditions such as diabetes, cancer, neurodegenerative disease, and obesity (PMID: 23144998; PMID: 25136293; PMID: 28854168).N-acyl amides can be synthesized both endogenously and by gut microbiota (PMID: 28854168). N-acylamides can be biosynthesized via different routes, depending on the parent amine group. N-acyl ethanolamines (NAEs) are formed via the hydrolysis of an unusual phospholipid precursor, N-acyl-phosphatidylethanolamine (NAPE), by a specific phospholipase D. N-acyl amino acids are synthesized via a circulating peptidase M20 domain containing 1 (PM20D1), which can catalyze the bidirectional the condensation and hydrolysis of a variety of N-acyl amino acids. The degradation of N-acylamides is largely mediated by an enzyme called fatty acid amide hydrolase (FAAH), which catalyzes the hydrolysis of N-acylamides into fatty acids and the biogenic amines. Many N-acylamides are involved in lipid signaling system through interactions with transient receptor potential channels (TRP). TRP channel proteins interact with N-acyl amides such as N-arachidonoyl ethanolamide (Anandamide), N-arachidonoyl dopamine and others in an opportunistic fashion (PMID: 23178153). This signaling system has been shown to play a role in the physiological processes involved in inflammation (PMID: 25136293). Other N-acyl amides, including N-oleoyl-glutamine, have also been characterized as TRP channel antagonists (PMID: 29967167). N-acylamides have also been shown to have G-protein-coupled receptors (GPCRs) binding activity (PMID: 28854168). The study of N-acylamides is an active area of research and it is likely that many novel N-acylamides will be discovered in the coming years. It is also likely that many novel roles in health and disease will be uncovered for these molecules.

   

N-Myristoyl Tyrosine

3-(4-hydroxyphenyl)-2-tetradecanamidopropanoic acid

C23H37NO4 (391.2722)


N-myristoyl tyrosine belongs to the class of compounds known as N-acylamides. These are molecules characterized by a fatty acyl group linked to a primary amine by an amide bond. More specifically, it is a Myristic acid amide of Tyrosine. It is believed that there are more than 800 types of N-acylamides in the human body. N-acylamides fall into several categories: amino acid conjugates (e.g., those acyl amides conjugated with amino acids), neurotransmitter conjugates (e.g., those acylamides conjugated with neurotransmitters), ethanolamine conjugates (e.g., those acylamides conjugated to ethanolamine), and taurine conjugates (e.g., those acyamides conjugated to taurine). N-Myristoyl Tyrosine is an amino acid conjugate. N-acylamides can be classified into 9 different categories depending on the size of their acyl-group: 1) short-chain N-acylamides; 2) medium-chain N-acylamides; 3) long-chain N-acylamides; and 4) very long-chain N-acylamides; 5) hydroxy N-acylamides; 6) branched chain N-acylamides; 7) unsaturated N-acylamides; 8) dicarboxylic N-acylamides and 9) miscellaneous N-acylamides. N-Myristoyl Tyrosine is therefore classified as a long chain N-acylamide. N-acyl amides have a variety of signaling functions in physiology, including in cardiovascular activity, metabolic homeostasis, memory, cognition, pain, motor control and others (PMID: 15655504). N-acyl amides have also been shown to play a role in cell migration, inflammation and certain pathological conditions such as diabetes, cancer, neurodegenerative disease, and obesity (PMID: 23144998; PMID: 25136293; PMID: 28854168).N-acyl amides can be synthesized both endogenously and by gut microbiota (PMID: 28854168). N-acylamides can be biosynthesized via different routes, depending on the parent amine group. N-acyl ethanolamines (NAEs) are formed via the hydrolysis of an unusual phospholipid precursor, N-acyl-phosphatidylethanolamine (NAPE), by a specific phospholipase D. N-acyl amino acids are synthesized via a circulating peptidase M20 domain containing 1 (PM20D1), which can catalyze the bidirectional the condensation and hydrolysis of a variety of N-acyl amino acids. The degradation of N-acylamides is largely mediated by an enzyme called fatty acid amide hydrolase (FAAH), which catalyzes the hydrolysis of N-acylamides into fatty acids and the biogenic amines. Many N-acylamides are involved in lipid signaling system through interactions with transient receptor potential channels (TRP). TRP channel proteins interact with N-acyl amides such as N-arachidonoyl ethanolamide (Anandamide), N-arachidonoyl dopamine and others in an opportunistic fashion (PMID: 23178153). This signaling system has been shown to play a role in the physiological processes involved in inflammation (PMID: 25136293). Other N-acyl amides, including N-oleoyl-glutamine, have also been characterized as TRP channel antagonists (PMID: 29967167). N-acylamides have also been shown to have G-protein-coupled receptors (GPCRs) binding activity (PMID: 28854168). The study of N-acylamides is an active area of research and it is likely that many novel N-acylamides will be discovered in the coming years. It is also likely that many novel roles in health and disease will be uncovered for these molecules.

   

Sachaconitine

Sachaconitine

C23H37NO4 (391.2722)


   
   

N-Stearoyl Taurine

N-octadecanoyl-taurine

C20H41NO4S (391.2756)


   
   

daphnoldine B|methyl (8aRS,9RS,10aRS,11RS)-2,3,4,5,6,7,8,8a,9,10-decahydro-11-(hydroxymethyl)-11-(3-hydroxypentyl)-2-methyl-1H-4,10a-methanopentaleno[1,6-cd]azonine-9-carboxylate

daphnoldine B|methyl (8aRS,9RS,10aRS,11RS)-2,3,4,5,6,7,8,8a,9,10-decahydro-11-(hydroxymethyl)-11-(3-hydroxypentyl)-2-methyl-1H-4,10a-methanopentaleno[1,6-cd]azonine-9-carboxylate

C23H37NO4 (391.2722)


   

karasamine

karasamine

C23H37NO4 (391.2722)


Origin: Plant; SubCategory_DNP: Terpenoid alkaloids, Diterpene alkaloid, Aconitum alkaloid

   
   

N-(3-hydroxytetradecanoyl)-L-phenylalanine

N-(3-hydroxytetradecanoyl)-L-phenylalanine

C23H37NO4 (391.2722)


   

N-arachidonoyl D-serine

N-(5Z,8Z,11Z,14Z-eicosatetraenoyl)-D-serine

C23H37NO4 (391.2722)


   

N-Arachidonoyl-L-Serine

N-[1-oxo-5Z,8Z,11Z,14Z-eicosatetraenyl]-L-serine

C23H37NO4 (391.2722)


An N-acyl-amino acid resulting from the formal condensation of the carboxy group of arachidonic acid with the amino group of L-serine. It is an endocannabinoid-like lipid isolated from bovine brains.

   

EMA-6

N-(5Z,8Z,11Z,14Z-eicosatetraenoyl)-L-serine

C23H37NO4 (391.2722)


   

15-HETE-Ala

N-(15S-hydroxy-5Z,8Z,11Z,13E-eicosatetraenoyl)-alanine

C23H37NO4 (391.2722)


   

12-HETE-Ala

N-(12S-hydroxy-5Z,8Z,10E,14Z-eicosatetraenoyl)-alanine

C23H37NO4 (391.2722)


   

NA 23:5;O3

N-(12S-hydroxy-5Z,8Z,10E,14Z-eicosatetraenoyl)-alanine

C23H37NO4 (391.2722)


   

NAT 18:0

N-octadecanoyl-taurine

C20H41NO4S (391.2756)


   

Octadecyltrimethylammonium bromide

Octadecyltrimethylammonium bromide

C21H46BrN (391.2813)


   

(3R,6S,6aS,8S,9R,10S,11aS,12S)-1-ethyl-8,10-dimethoxy-3-methyltetradecahydro-1H-3,6a,12-(epiethane[1,1,2]triyl)-7,9-methanonaphtho[2,3-b]azocine-6,11a-diol

(3R,6S,6aS,8S,9R,10S,11aS,12S)-1-ethyl-8,10-dimethoxy-3-methyltetradecahydro-1H-3,6a,12-(epiethane[1,1,2]triyl)-7,9-methanonaphtho[2,3-b]azocine-6,11a-diol

C23H37NO4 (391.2722)


   

3alpha,12alpha-Dihydroxy-5beta-cholanate

3alpha,12alpha-Dihydroxy-5beta-cholanate

C24H39O4- (391.2848)


   

3alpha,7beta-Dihydroxy-5beta-cholan-24-Oate

3alpha,7beta-Dihydroxy-5beta-cholan-24-Oate

C24H39O4- (391.2848)


   

Chenodeoxycholate anion

Chenodeoxycholate anion

C24H39O4- (391.2848)


   

Hyodeoxycholate

Hyodeoxycholate

C24H39O4- (391.2848)


A bile acid anion that is the conjugate base of hyodeoxycholic acid.

   

Murideoxycholate

Murideoxycholate

C24H39O4- (391.2848)


A bile acid anion that is the conjugate base of murideoxycholic acid.

   

3beta,12alpha-Dihydroxy-5beta-cholan-24-oate

3beta,12alpha-Dihydroxy-5beta-cholan-24-oate

C24H39O4- (391.2848)


A bile acid anion that is the conjugate base of 3beta,12alpha-dihydroxy-5beta-cholan-24-oic acid, obtained by deprotonation of the carboxy group. The 3beta-hydroxy epimer of deoxycholate. It is the major microspecies at pH 7.3.

   

3beta,7alpha-Dihydroxy-5beta-cholan-24-oate

3beta,7alpha-Dihydroxy-5beta-cholan-24-oate

C24H39O4- (391.2848)


A bile acid anion that is the conjugate base of 3beta,7alpha-dihydroxy-5beta-cholan-24-oic acid, obtained by deprotonation of the carboxy group. The 3beta-hydroxy epimer of chenodeoxycholate. It is the major microspecies at pH 7.3.

   

N-Arachidonoyl Serine

N-Arachidonoyl Serine

C23H37NO4 (391.2722)


   

Isoursodeoxycholate

Isoursodeoxycholate

C24H39O4- (391.2848)


A steroid acid anion that is the conjugate base of isoursodeoxycholic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.

   

3alpha,12alpha-Dihydroxy-5alpha-cholan-24-oate

3alpha,12alpha-Dihydroxy-5alpha-cholan-24-oate

C24H39O4- (391.2848)


   

N-Stearoyltaurine

N-Stearoyltaurine

C20H41NO4S (391.2756)


A fatty acid-taurine conjugate derived from stearic acid.

   

deoxycholate

deoxycholate

C24H39O4 (391.2848)


   

ursodeoxycholate

ursodeoxycholate

C24H39O4 (391.2848)


A bile acid anion that is the conjugate base of ursodeoxycholic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.

   

Allodeoxycholate

Allodeoxycholate

C24H39O4 (391.2848)


A bile acid anion that is the conjugate base of allodeoxycholic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3.

   

Chenodeoxycholate

Chenodeoxycholate

C24H39O4 (391.2848)


Conjugate base of chenodeoxycholic acid; major species at pH 7.3.

   

SPHP(20:1)

SPHP(m20:1)

C20H42NO4P (391.2851)


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NA-His 16:1(9Z)

NA-His 16:1(9Z)

C22H37N3O3 (391.2835)


   

NA-Ser 20:4(5Z,8Z,11Z,14Z)

NA-Ser 20:4(5Z,8Z,11Z,14Z)

C23H37NO4 (391.2722)


   

NA-Taurine 18:0

NA-Taurine 18:0

C20H41NO4S (391.2756)


   
   

ST 21:1;O2;Gly

ST 21:1;O2;Gly

C23H37NO4 (391.2722)


   

(1s,2r,3r,4s,5r,8s,9s,16s,17r)-11-ethyl-4,6-dimethoxy-13-methyl-11-azahexacyclo[7.7.2.1²,⁵.0¹,¹⁰.0³,⁸.0¹³,¹⁷]nonadecane-8,16-diol

(1s,2r,3r,4s,5r,8s,9s,16s,17r)-11-ethyl-4,6-dimethoxy-13-methyl-11-azahexacyclo[7.7.2.1²,⁵.0¹,¹⁰.0³,⁸.0¹³,¹⁷]nonadecane-8,16-diol

C23H37NO4 (391.2722)


   

(1s,2s,3s,4r,5r,6r,8r,9s,10r,13r,16s,17r)-11-ethyl-6,16-dimethoxy-13-methyl-11-azahexacyclo[7.7.2.1²,⁵.0¹,¹⁰.0³,⁸.0¹³,¹⁷]nonadecane-4,8-diol

(1s,2s,3s,4r,5r,6r,8r,9s,10r,13r,16s,17r)-11-ethyl-6,16-dimethoxy-13-methyl-11-azahexacyclo[7.7.2.1²,⁵.0¹,¹⁰.0³,⁸.0¹³,¹⁷]nonadecane-4,8-diol

C23H37NO4 (391.2722)


   

11-ethyl-6,16-dimethoxy-13-methyl-11-azahexacyclo[7.7.2.1²,⁵.0¹,¹⁰.0³,⁸.0¹³,¹⁷]nonadecane-4,8-diol

11-ethyl-6,16-dimethoxy-13-methyl-11-azahexacyclo[7.7.2.1²,⁵.0¹,¹⁰.0³,⁸.0¹³,¹⁷]nonadecane-4,8-diol

C23H37NO4 (391.2722)


   

11-ethyl-4,6-dimethoxy-13-methyl-11-azahexacyclo[7.7.2.1²,⁵.0¹,¹⁰.0³,⁸.0¹³,¹⁷]nonadecane-8,16-diol

11-ethyl-4,6-dimethoxy-13-methyl-11-azahexacyclo[7.7.2.1²,⁵.0¹,¹⁰.0³,⁸.0¹³,¹⁷]nonadecane-8,16-diol

C23H37NO4 (391.2722)


   

(1s,2r,3r,4s,5s,6s,8s,9s,10r,13r,16s,17r)-11-ethyl-6,16-dimethoxy-13-methyl-11-azahexacyclo[7.7.2.1²,⁵.0¹,¹⁰.0³,⁸.0¹³,¹⁷]nonadecane-4,8-diol

(1s,2r,3r,4s,5s,6s,8s,9s,10r,13r,16s,17r)-11-ethyl-6,16-dimethoxy-13-methyl-11-azahexacyclo[7.7.2.1²,⁵.0¹,¹⁰.0³,⁸.0¹³,¹⁷]nonadecane-4,8-diol

C23H37NO4 (391.2722)


   

(1s,2r,3r,4s,5r,6s,8s,9s,10r,13s,16s,17r)-11-ethyl-4,6-dimethoxy-13-methyl-11-azahexacyclo[7.7.2.1²,⁵.0¹,¹⁰.0³,⁸.0¹³,¹⁷]nonadecane-8,16-diol

(1s,2r,3r,4s,5r,6s,8s,9s,10r,13s,16s,17r)-11-ethyl-4,6-dimethoxy-13-methyl-11-azahexacyclo[7.7.2.1²,⁵.0¹,¹⁰.0³,⁸.0¹³,¹⁷]nonadecane-8,16-diol

C23H37NO4 (391.2722)


   

(1s,5r,6s,8s,9s,10r,13r,16s)-11-ethyl-4,6-dimethoxy-13-methyl-11-azahexacyclo[7.7.2.1²,⁵.0¹,¹⁰.0³,⁸.0¹³,¹⁷]nonadecane-8,16-diol

(1s,5r,6s,8s,9s,10r,13r,16s)-11-ethyl-4,6-dimethoxy-13-methyl-11-azahexacyclo[7.7.2.1²,⁵.0¹,¹⁰.0³,⁸.0¹³,¹⁷]nonadecane-8,16-diol

C23H37NO4 (391.2722)