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 pJM1B, complete sequence.

Gene Summary

Adenine Count

16727 bp

Thymine Count

16889 bp

Guanine Count

8935 bp

Cytosine Count

9211 bp

Genome Length

51762 bp

Protein-coding Genes

55 genes

Non-Coding Genes

0 genes

# of Chromosomes/Plasmids

6

Genes

NameLocus TagUniProt IDStrand OrientationGene Start/EndProtein Molecular Weight
is30 family transposaseLLJM1_RS03675Not AvailablePositive659598 - 66054536882.0
nad(p)-dependent oxidoreductaseLLJM1_RS03680Not AvailablePositive660549 - 66198554793.3
pts sugar transporter subunit iibLLJM1_RS03685Not AvailablePositive661987 - 66228611036.2
pts ascorbate transporter subunit iicLLJM1_RS03690Not AvailablePositive662339 - 66373948500.1
transketolaseLLJM1_RS03695Not AvailablePositive663907 - 66588371773.9
hypothetical proteinLLJM1_RS03700Not AvailablePositive666051 - 6663029134.55
nad(p)-dependent oxidoreductaseLLJM1_RS03705Not AvailablePositive666651 - 66751332258.8
aspartate-semialdehyde dehydrogenaseLLJM1_RS03710Not AvailablePositive667609 - 66868539239.8
nudix hydrolaseLLJM1_RS03715Not AvailablePositive668695 - 66915017514.9
4-hydroxy-tetrahydrodipicolinate synthaseLLJM1_RS03720Not AvailablePositive669479 - 67037232229.9

Displaying genes 951 – 960 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