Table 4 Key differences observed in Pythium irregulare metabolic annotation compared with other microorganismsa
Pathways | Pyhtium irregulare metabolic annotation (this study) | Arabidopsis thaliana, | Saccharomyces cerevisiae | Yarrowia lipolytica | Mortierella alpina |
|---|---|---|---|---|---|
Carbohydrate metabolism | |||||
Starch and Sucrose metabolism | |||||
Cellulose consumption | √ | √ | – | – | – |
Fatty acids metabolism | |||||
Fatty acids biosynthesis | |||||
Fatty acids synthase type I (IFAS) | √ | √ | √ | √ | √ |
Fatty acids synthase type II (IIFAS) | √ | – | √ | √ | √ |
Unsaturated fatty acids | |||||
EPA production | √ EC:1.14.19.-∆17desaturase | – | – | – | √ EC: 1.14.19.-∆5desaturase |
Amino acids | |||||
Lysine biosynthesis | |||||
Diaminopimelate (DAP) pathway | √ | √ | – | – | – |
Alphaaminoadipate (AAA) pathway | – | – | √ | √ | – |
Serine biosynthesis | |||||
Non-photorespiratory pathway | √ | √ | √ | – | – |
Photorespiratory pathway | – | √ | – | – | – |
Cysteine biosynthesis | |||||
Cystathionine (CT) pathway | √ | √ | √ | √ | – |
O-acetylserine (OAS) pathway | – | √ |  |  |  |
Arginine biosynthesis | |||||
Arginine reoxidation into Citrulline | √ | √ | – | – | – |
Tyrosine biosynthesis | |||||
Phenylalanine degradation | √ | √ | – | – | √ |
Nitrogen Metabolism | |||||
Nitrate reduction | √ | √ | – | – | √ |
Nitrite reduction | √ EC:1.7.1.4 | √ EC:1.7.7.1 | – | – | √ EC:1.7.1.4 |