Lactococcus cremoris str. JM1

Gram-positiveCocciNon-motileFacultative anaerobe

Kingdom

Bacillati

Phylum

Bacillota

Class

Bacilli

Order

Lactobacillales

Family

Streptococcaceae

Genus

Lactococcus

Description

Lactococcus cremoris strain JM1 is a Gram-positive, nonsporulating coccus that thrives optimally at 40.0°C and exhibits facultative anaerobic growth. This strain is part of a larger group of lactic acid bacteria known for their role in fermentation processes, particularly in dairy products. The spherical shape of L. cremoris JM1 contributes to its characteristic morphology, which is typical of the genus. Lactococcus species, including strain JM1, are commonly found in various habitats, particularly in dairy environments, where they play a crucial role in the production of cheese and other fermented dairy products. Their ability to grow under both aerobic and anaerobic conditions allows them to adapt to different ecological niches, enhancing their prevalence in diverse fermentation processes. The optimal growth temperature of 40.0°C suggests that L. cremoris JM1 may be well-suited for applications in food technology, where controlled fermentation temperatures are often employed to maximize microbial activity and product quality. This adaptability to fluctuating oxygen levels and optimal thermal conditions could provide insights into the strain's potential utility in biotechnological applications, particularly in the development of starter cultures for dairy fermentation. Understanding the ecological roles and metabolic capabilities of L. cremoris JM1 could lead to enhanced strategies for optimizing fermentation processes and improving product consistency in the dairy industry.

Taxonomy

KingdomBacillati
PhylumBacillota
ClassBacilli
OrderLactobacillales
FamilyStreptococcaceae
GenusLactococcus
SpeciesLactococcus cremoris
StrainJM1

Profile

Physiology
Gram staining propertiesPositive
ShapeCocci
MobilityNo
Flagellar presenceYes
Number of membranes1
Image of Lactococcus cremoris str. JM1
AI-generated image based on bacteria physiology
Ecology, Host, and Life Cycle
Oxygen requirementsFacultative anaerobe
Optimal temperature40
Temperature rangeMesophilic
HabitatMultiple
Biotic relationshipFree living
Host(s)Homo sapiens
Cell arrangementNot Available
SporulationNonsporulating
Energy sourceNot Available
PathogenicityHuman

Genome Summary

Lactococcus cremoris strain JM1 plasmid pJM1F, complete sequence.

Gene Summary

Adenine Count

5090 bp

Thymine Count

4856 bp

Guanine Count

2560 bp

Cytosine Count

2854 bp

Genome Length

15360 bp

Protein-coding Genes

13 genes

Non-Coding Genes

0 genes

# of Chromosomes/Plasmids

6

Genes

NameLocus TagUniProt IDStrand OrientationGene Start/EndProtein Molecular Weight
repb family plasmid replication initiator proteinLLJM1_RS13275Not AvailablePositive1 - 115845632.9
hypothetical proteinLLJM1_RS13280Not AvailablePositive1159 - 13206224.93
hypothetical proteinLLJM1_RS13285Not AvailableNegative1341 - 171814959.1
hypothetical proteinLLJM1_RS13290Not AvailableNegative1724 - 200510818.0
mobq family relaxaseLLJM1_RS13295Not AvailablePositive2255 - 427678795.9
is6 family transposaseLLJM1_RS13300Not AvailableNegative4332 - 501226886.7
nramp family divalent metal transporterLLJM1_RS13305Not AvailablePositive5443 - 705058296.6
universal stress proteinLLJM1_RS13310Not AvailablePositive7059 - 749615908.0
is6 family transposaseLLJM1_RS13315Not AvailableNegative7609 - 829126907.8
brct domain-containing proteinLLJM1_RS13320Not AvailablePositive8366 - 871712620.0

Displaying genes 1 – 10 of 2777 in total

Pathways

0 pathways

No pathways found

No metabolic pathways have been associated with this bacterium yet.

Metabolites

0 records
Metabolite IDMetabolite nameStructureCAS number
No metabolites foundTry different search terms or mass values.

Displaying 0 metabolites

Health Effects

Health ConditionRelationReference
Infectious endocarditisCausesPMC10064683
Human infectionsCausesPMC10064683

Displaying health effects 1 – 2 of 2 in total