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NCYC 203

Saccharomyces pastorianus

Pre 2011 Name Saccharomyces pastorianus

Equivalent Strain Designations "West End Strain"

Depositor L.S.Walters, South Australian Brewing Co.

Deposit Date May 1951

Habitat Lager production strain

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Details

Saccharomyces pastorianus

Aerobic Utilisation and Growth

Glucose +
Galactose +
Sorbose -
Sucrose +
Maltose +
Cellobiose -
Trehalose Weak/Latent
Lactose -
Melibiose -
Raffinose +
Melizitose +
Inulin -
Soluble Starch -
Xylose -
L Arabinose -
D Arabinose -
Ribose -
Rhamnose -
Ethanol +
Glycerol +
Erythritol -
Sorbitol -
Ribitol -
Galactitol -
Mannitol -
A M D Glucoside +
Salicin -
Lactic Acid Weak/Latent
Succinic Acid -
Citric Acid -
Inositol -
Gluconolactone -
Glucosamine -
Methanol -
Xylitol -

General

Pre 2011 Name Saccharomyces pastorianus
Lodder Name N/A
In House Number N/A
Date Of Last Manipulation 25/5/2004

Brewing Information

Description West End Culture Yeast
Deposit < 8mm
Head Formation No Head
Attenuation 1.006-1.008
Clarity of Final Beer >20
Fermentation Rate 8-10°
Flocculence N/A

Strain Information

Information N/A
Depositor L.S.Walters, South Australian Brewing Co.
Deposit Name Saccharomyces carlsbergensis / Saccharomyces cerevisiae
Month of deposit May
Deposit Year 1951
Habitat Lager production strain
Equivalent Strain Designations "West End Strain"
Reference N/A

Physical Characteristics

Optimum Temperature Unknown
Miniumum Temperature Unknown
Maximum Temperature Unknown

Cells

Shape Round-oval
Min Broth Breadth (µm) 2
Max Broth Breadth (µm) 6
Min Broth Length (µm) 3
Max Broth Length (µm) 7
Min Agar Breadth (µm) 3
Max Agar Breadth (µm) 6
Min Agar Length (µm) 4
Max Agar Length (µm) 6
Arrangement Pairs
Colour on Agar Cream
Surface on Agar Shiny
Texture on Agar Smooth
Deposit in Broth Non-Flocculent
Ring in Broth Absent
Ring Colour Unknown
Pellicle in Broth Absent
Pellicle Appearance N/A
Pellicle Habit N/A

Cell Division

Budding Multipolar
Fission Absent

Filamentous Growth

Pseudomycelium Fairly Well Formed
Pseudomycelium Branch Irregularly branched
Pseudomycelium Form Mycocandida
Blastospores Absent
Blastospore Shape N/A
Blastospore Location N/A
Blastospore Habit N/A
True Mycelium Absent
Clamp Connections Absent

Asexual Spores

Ballistospores Absent
Arthrospores Absent
Endospores Absent
Chlamydospores Absent

Sexual Spores

Ascospores Present
Ascospore Shape Round
Ascospore Wall Smooth
Ascospore No Per Ascus 4
Ascus Shape Oval
Conjugation Absent
Teliospores Absent
Teliospore Shape N/A

Miscellaneous

Assay No
Salt Tolerant Unknown
Killer No
Plasmid Unknown

Semi-Anaerobic Fermentation

Glucose +
Galactose +
Sucrose +
Maltose +
Cellobiose -
Trehalose -
Lactose -
Melibiose +
Raffinose +
Melizitose Weak/Latent
Inulin -
Soluble Starch -
Xylose Unknown
A M D Glucoside +

Aerobic Utilisation and Growth - Sole Sources of Nitrogen

NH4 2SO4 +
KNO3 -
Ethylamine -
Cadaverine -
Lysine Unknown

Other

Vitamin Free Growth Weak/Latent
Cyclohex 100ppm -
Cyclohex 1000ppm -
50% Glucose Growth -
60% Glucose Growth Unknown
Lipolytic -
Acid Production -
37c Growth Weak/Latent
40c Growth Unknown
Arbutin Hydrolysis -
Urease Activity -
Starch Production -
Acid Tolerant Unknown