Biosynthesis of protectins

Molfino A, Amabile MI, Monti M, Muscaritoli M. Omega-3 Polyunsaturated Fatty Acids in Critical Illness: Anti-Inflammatory, Proresolving, or Both? Oxidative Medicine and Cellular Longevity. 2017 Jan;2017(1). doi: 10.1155/2017/5987082.; Balas L, Durand T. Dihydroxylated E,E,Z-docosatrienes. An overview of their synthesis and biological significance. Prog Lipid Res. 2016 Jan;61():1–18. doi: 10.1016/j.plipres.2015.10.002. PMID: 26545300.; Serhan CN, Dalli J, Colas RA, Winkler JW, Chiang N. Protectins and maresins: New pro-resolving families of mediators in acute inflammation and resolution bioactive metabolome. Biochimica et Biophysica Acta (BBA) - Molecular and Cell Biology of Lipids. 2015 Apr;1851(4):397–413. doi: 10.1016/j.bbalip.2014.08.006.; Serhan CN, Chiang N, Dalli J, Levy BD. Lipid mediators in the resolution of inflammation. Cold Spring Harb Perspect Biol. 2014 Oct 30;7(2):a016311. PMID: 25359497; PMCID: PMC4315926.; Balas L, Guichardant M, Durand T, Lagarde M. Confusion between protectin D1 (PD1) and its isomer protectin DX (PDX). An overview on the dihydroxy-docosatrienes described to date. Biochimie. 2014 Apr;99():1–7. doi: 10.1016/j.biochi.2013.11.006. PMID: 24262603.

Metabolites

H+

Formula: H (1.0078246)

CAS ID: 12408-02-5

H2O

Formula: H2O (18.0105642)

CAS ID: 7732-18-5

Oxygen

Formula: O2 (31.98983)

CAS ID: 7782-44-7

Zinc cation

Formula: Zn (63.929145)

CAS ID: 23713-49-7

17R-HpDHA

Formula: C22H32O4 (360.2300472)

CAS ID:

NADPH(4-)

Formula: C21H26N7O17P3 (741.0598016)

CAS ID: 53-57-6

NADP(3-)

Formula: C21H25N7O17P3 (740.051977)

CAS ID: 53-59-8



Enzyme

EC Number name full name note
1.13.11.-
1.13.11.12 linoleate 13S-lipoxygenase linoleate:oxygen 13-oxidoreductase
1.13.11.31 arachidonate 12-lipoxygenase arachidonate:oxygen 12-oxidoreductase
1.13.11.33 arachidonate 15-lipoxygenase arachidonate:oxygen 15-oxidoreductase


Proteins

Protein ID name full name