''Saccharomycodes'' is a genus of yeasts. They are helobiallly reproducing yeasts. The type species is ''Saccharomycodes ludwigii''. The other species, ''Saccharomycodes sinensis'', is known from a single strain that was isolated from soil from a forest on Mount Chienfang on

Hainan Hainan (, ; ) is the smallest and southernmost province of the People's Republic of China (PRC), consisting of various islands in the South China Sea. , the largest and most populous island in China,The island of Taiwan, which is slight ...

in China. It is the sister genus of ''

Hanseniaspora ''Hanseniaspora'' is a genus of yeasts. The name ''Kloeckera'' is applied to its anamorph form. They are typically apiculate (lemon-shaped) in shape and often found in grape musts pre-fermentation. The genus name ''Hanseniaspora'' honours Emil ...

''.

Relationships with humans

The species ''Saccharomycodes lugwigii'' is considered a "spoilage" yeast in the

winemaking Winemaking or vinification is the production of wine, starting with the selection of the fruit, its fermentation into alcohol, and the bottling of the finished liquid. The history of wine-making stretches over millennia. The science of wine and ...

process and is commonly referred to as the "winemaker's nightmare". It has a high polluting capacity, beginning at one to two cells per liter. It has a high tolerance for

sulfur dioxide Sulfur dioxide ( IUPAC-recommended spelling) or sulphur dioxide (traditional Commonwealth English) is the chemical compound with the formula . It is a toxic gas responsible for the odor of burnt matches. It is released naturally by volcanic ...

, high sugar levels, and pressurized carbon dioxide and is difficult to eradicated from an already contaminated environment. It produces high levels of secondary metabolites, including

isobutanol Isobutanol ( IUPAC nomenclature: 2-methylpropan-1-ol) is an organic compound with the formula (CH3)2CHCH2OH (sometimes represented as ''i''-BuOH). This colorless, flammable liquid with a characteristic smell is mainly used as a solvent either di ...

amyl alcohol An amyl alcohol is any of eight alcohols with the formula C5H12O. A mixture of amyl alcohols (also called amyl alcohol) can be obtained from fusel alcohol. Amyl alcohol is used as a solvent and in esterification, by which is produced amyl aceta ...

, and

isoamyl alcohol Isoamyl alcohol is a colorless liquid with the formula , specifically (H3C–)2CH–CH2–CH2–OH. It is one of several isomers of amyl alcohol (pentanol). It is also known as isopentyl alcohol, isopentanol, or (in the IUPAC recommended nomenc ...

References

Saccharomycetes Yeasts {{yeast-stub