SubmitCancel

Skip Header

You are using a version of browser that may not display all the features of this website. Please consider upgrading your browser.

Q07636

- PFKA_LACLA

UniProt

Q07636 - PFKA_LACLA

(max 400 entries)x

Your basket is currently empty.

Select item(s) and click on "Add to basket" to create your own collection here
(400 entries max)

Protein
ATP-dependent 6-phosphofructokinase
Gene
pfkA, pfk, LL1333, L0002
Organism
Lactococcus lactis subsp. lactis (strain IL1403) (Streptococcus lactis)
Status
Reviewed - Annotation score: 5 out of 5 - Experimental evidence at protein leveli

Functioni

Catalyzes the phosphorylation of D-fructose 6-phosphate to fructose 1,6-bisphosphate by ATP, the first committing step of glycolysis.1 Publication

Catalytic activityi

ATP + D-fructose 6-phosphate = ADP + D-fructose 1,6-bisphosphate.1 Publication

Cofactori

Magnesium By similarity.UniRule annotation

Enzyme regulationi

Allosterically activated by ADP and other diphosphonucleosides, and allosterically inhibited by phosphoenolpyruvate By similarity.UniRule annotation

Kineticsi

  1. KM=0.18 mM for ATP1 Publication
  2. KM=0.25 mM for fructose 6-phosphate

pH dependencei

Optimum pH is 7.2-7.8.

Pathwayi

Sites

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Binding sitei11 – 111ATP; via amide nitrogen By similarity
Metal bindingi103 – 1031Magnesium; catalytic By similarity
Active sitei127 – 1271Proton acceptor By similarity
Binding sitei154 – 1541Allosteric activator ADP By similarity
Binding sitei162 – 1621Substrate; shared with dimeric partner By similarity
Binding sitei211 – 2111Allosteric activator ADP By similarity
Binding sitei222 – 2221Substrate By similarity
Binding sitei244 – 2441Substrate; shared with dimeric partner By similarity

Regions

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Nucleotide bindingi72 – 732ATP By similarity
Nucleotide bindingi102 – 1054ATP By similarity

GO - Molecular functioni

  1. 6-phosphofructokinase activity Source: UniProtKB-HAMAP
  2. ATP binding Source: UniProtKB-KW
  3. metal ion binding Source: UniProtKB-KW
Complete GO annotation...

GO - Biological processi

  1. fructose 6-phosphate metabolic process Source: InterPro
  2. glycolytic process Source: UniProtKB-HAMAP
Complete GO annotation...

Keywords - Molecular functioni

Kinase, Transferase

Keywords - Biological processi

Glycolysis

Keywords - Ligandi

ATP-binding, Magnesium, Metal-binding, Nucleotide-binding

Enzyme and pathway databases

BioCyciLLAC272623:GHSH-1422-MONOMER.
MetaCyc:MONOMER-13044.
SABIO-RKQ07636.
UniPathwayiUPA00109; UER00182.

Names & Taxonomyi

Protein namesi
Recommended name:
ATP-dependent 6-phosphofructokinase (EC:2.7.1.11)
Short name:
ATP-PFK
Short name:
Phosphofructokinase
Alternative name(s):
Phosphohexokinase
Gene namesi
Name:pfkA
Synonyms:pfk
Ordered Locus Names:LL1333
ORF Names:L0002
OrganismiLactococcus lactis subsp. lactis (strain IL1403) (Streptococcus lactis)
Taxonomic identifieri272623 [NCBI]
Taxonomic lineageiBacteriaFirmicutesBacilliLactobacillalesStreptococcaceaeLactococcus
ProteomesiUP000002196: Chromosome

Subcellular locationi

Cytoplasm By similarity UniRule annotation

GO - Cellular componenti

  1. 6-phosphofructokinase complex Source: InterPro
Complete GO annotation...

Keywords - Cellular componenti

Cytoplasm

PTM / Processingi

Molecule processing

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Chaini1 – 340340ATP-dependent 6-phosphofructokinaseUniRule annotation
PRO_0000111958Add
BLAST

Interactioni

Subunit structurei

Homotetramer.1 Publication

Protein-protein interaction databases

STRINGi272623.L0002.

Structurei

3D structure databases

ProteinModelPortaliQ07636.
SMRiQ07636. Positions 1-297.

Family & Domainsi

Region

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Regioni21 – 255Allosteric activator ADP binding; shared with dimeric partner By similarity
Regioni125 – 1273Substrate binding By similarity
Regioni169 – 1713Substrate binding By similarity
Regioni185 – 1873Allosteric activator ADP binding By similarity
Regioni213 – 2153Allosteric activator ADP binding By similarity
Regioni250 – 2534Substrate binding By similarity

Sequence similaritiesi

Phylogenomic databases

eggNOGiCOG0205.
HOGENOMiHOG000248870.
KOiK00850.
OMAiGFGGRCV.
OrthoDBiEOG644ZRM.

Family and domain databases

HAMAPiMF_00339. Phosphofructokinase_I_B1.
InterProiIPR012003. ATP_PFK_prok.
IPR012828. PFKA_ATP.
IPR022953. Phosphofructokinase.
IPR015912. Phosphofructokinase_CS.
IPR000023. Phosphofructokinase_dom.
[Graphical view]
PfamiPF00365. PFK. 1 hit.
[Graphical view]
PIRSFiPIRSF000532. ATP_PFK_prok. 1 hit.
PRINTSiPR00476. PHFRCTKINASE.
SUPFAMiSSF53784. SSF53784. 1 hit.
TIGRFAMsiTIGR02482. PFKA_ATP. 1 hit.
PROSITEiPS00433. PHOSPHOFRUCTOKINASE. 1 hit.
[Graphical view]

Sequencei

Sequence statusi: Complete.

Q07636-1 [UniParc]FASTAAdd to Basket

« Hide

MKRIAVLTSG GDAPGMNAAI RAVVRKAISE GIEVYGINHG YAGMVAGDIF    50
PLTSASVGDK IGRGGTFLYS ARYPEFAQVE GQLAGIEQLK KFGIEGVVVI 100
GGDGSYHGAM RLTEHGFPAV GLPGTIDNDI VGTDFTIGFD TAVSTVVDAL 150
DKIRDTSSSH NRTFVVEVMG RNAGDIALNA GIAAGADDIC IPEKEFKFEN 200
VVNNINKGYE KGKNHHIIVL AEGVMTGEEF ATKLKEAGYK GDLRVSVLGH 250
IQRGGSPTAR DRVLASRMGA RAVELLRDGI GGVAVGIRNE ELVESPILGT 300
AEEGALFSLT TEGGIKVNNP HKAGLELYRL NSALNNLNLN 340
Length:340
Mass (Da):35,806
Last modified:October 1, 1994 - v1
Checksum:iF1BB2BD3FD3661B7
GO

Sequence conflict

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Sequence conflicti190 – 1901C → S AA sequence 1 Publication
Sequence conflicti194 – 1941K → L AA sequence 1 Publication
Sequence conflicti219 – 2202VL → IV AA sequence 1 Publication

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
L07920 Genomic DNA. Translation: AAA99894.1.
AE005176 Genomic DNA. Translation: AAK05431.1.
PIRiA40620. JN0614.
RefSeqiNP_267489.1. NC_002662.1.
WP_003131080.1. NC_002662.1.

Genome annotation databases

EnsemblBacteriaiAAK05431; AAK05431; L0002.
GeneIDi1114983.
KEGGilla:L0002.
PATRICi22295064. VBILacLac136773_1440.

Cross-referencesi

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
L07920 Genomic DNA. Translation: AAA99894.1 .
AE005176 Genomic DNA. Translation: AAK05431.1 .
PIRi A40620. JN0614.
RefSeqi NP_267489.1. NC_002662.1.
WP_003131080.1. NC_002662.1.

3D structure databases

ProteinModelPortali Q07636.
SMRi Q07636. Positions 1-297.
ModBasei Search...

Protein-protein interaction databases

STRINGi 272623.L0002.

Protocols and materials databases

Structural Biology Knowledgebase Search...

Genome annotation databases

EnsemblBacteriai AAK05431 ; AAK05431 ; L0002 .
GeneIDi 1114983.
KEGGi lla:L0002.
PATRICi 22295064. VBILacLac136773_1440.

Phylogenomic databases

eggNOGi COG0205.
HOGENOMi HOG000248870.
KOi K00850.
OMAi GFGGRCV.
OrthoDBi EOG644ZRM.

Enzyme and pathway databases

UniPathwayi UPA00109 ; UER00182 .
BioCyci LLAC272623:GHSH-1422-MONOMER.
MetaCyc:MONOMER-13044.
SABIO-RK Q07636.

Family and domain databases

HAMAPi MF_00339. Phosphofructokinase_I_B1.
InterProi IPR012003. ATP_PFK_prok.
IPR012828. PFKA_ATP.
IPR022953. Phosphofructokinase.
IPR015912. Phosphofructokinase_CS.
IPR000023. Phosphofructokinase_dom.
[Graphical view ]
Pfami PF00365. PFK. 1 hit.
[Graphical view ]
PIRSFi PIRSF000532. ATP_PFK_prok. 1 hit.
PRINTSi PR00476. PHFRCTKINASE.
SUPFAMi SSF53784. SSF53784. 1 hit.
TIGRFAMsi TIGR02482. PFKA_ATP. 1 hit.
PROSITEi PS00433. PHOSPHOFRUCTOKINASE. 1 hit.
[Graphical view ]
ProtoNeti Search...

Publicationsi

« Hide 'large scale' publications
  1. "The primary structure of phosphofructokinase from Lactococcus lactis."
    Xiao Q., Moore C.H.
    Biochem. Biophys. Res. Commun. 194:65-71(1993) [PubMed] [Europe PMC] [Abstract]
    Cited for: PROTEIN SEQUENCE.
    Strain: C10.
  2. "Identification of a novel operon in Lactococcus lactis encoding three enzymes for lactic acid synthesis: phosphofructokinase, pyruvate kinase, and lactate dehydrogenase."
    Llanos R.M., Harris C.J., Hillier A.J., Davidson B.E.
    J. Bacteriol. 175:2541-2551(1993) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA].
    Strain: LM0230.
  3. "The complete genome sequence of the lactic acid bacterium Lactococcus lactis ssp. lactis IL1403."
    Bolotin A., Wincker P., Mauger S., Jaillon O., Malarme K., Weissenbach J., Ehrlich S.D., Sorokin A.
    Genome Res. 11:731-753(2001) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
    Strain: IL1403.
  4. "Phosphofructokinase from Streptococcus lactis."
    Fordyce A.M., Moore C.H., Pritchard G.G.
    Methods Enzymol. 90:77-82(1982) [PubMed] [Europe PMC] [Abstract]
    Cited for: FUNCTION, CATALYTIC ACTIVITY, BIOPHYSICOCHEMICAL PROPERTIES, SUBUNIT.

Entry informationi

Entry nameiPFKA_LACLA
AccessioniPrimary (citable) accession number: Q07636
Entry historyi
Integrated into UniProtKB/Swiss-Prot: October 1, 1994
Last sequence update: October 1, 1994
Last modified: September 3, 2014
This is version 108 of the entry and version 1 of the sequence. [Complete history]
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programProkaryotic Protein Annotation Program

Miscellaneousi

Keywords - Technical termi

Allosteric enzyme, Complete proteome, Direct protein sequencing, Reference proteome

Documents

  1. PATHWAY comments
    Index of metabolic and biosynthesis pathways
  2. SIMILARITY comments
    Index of protein domains and families

External Data

Dasty 3

Similar proteinsi