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_RS02395Not AvailableNegative430214 - 43114936409.8
lysm peptidoglycan-binding domain-containing proteinLLJM1_RS02400Not AvailablePositive431376 - 43246137458.4
mbl fold metallo-hydrolaseLLJM1_RS02405Not AvailableNegative432497 - 43312923558.1
transglycosylase domain-containing proteinLLJM1_RS02410Not AvailableNegative433130 - 43521175277.0
holliday junction resolvase recuLLJM1_RS02415Not AvailableNegative435198 - 43583924413.4
duf1273 domain-containing proteinLLJM1_RS02420Not AvailablePositive435920 - 43644420866.6
transcriptional regulator spxLLJM1_RS02425Not AvailablePositive436604 - 43699014867.9
upf0223 family proteinLLJM1_RS02430Not AvailablePositive437215 - 43749610887.8
inositol monophosphatase family proteinLLJM1_RS02435Not AvailablePositive437462 - 43824129455.2
udp-n-acetylglucosamine 1-carboxyvinyltransferaseLLJM1_RS02440Not AvailablePositive438336 - 43961645691.6

Displaying genes 731 – 740 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