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Literature summary for 7.4.2.5 extracted from

  • Mao, C.; Hardy, S.J.; Randall, L.L.
    Maximal efficiency of coupling between ATP hydrolysis and translocation of polypeptides mediated by SecB requires two protomers of SecA (2009), J. Bacteriol., 191, 978-984.
    View publication on PubMedView publication on EuropePMC
Search for more literature for 7.4.2.5

Cloned(Commentary)

Cloned (Comment) Organism
expressed in Escherichia coli harboring a special plasmid Escherichia coli

Localization

Localization Comment Organism GeneOntology No. Textmining
membrane
-
 Escherichia coli 16020
-

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
204000
-
 dimer, gel filtration coupled with static light scatter Escherichia coli

Organism

Organism UniProt Comment Textmining
Escherichia coli
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
 Escherichia coli

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
 in ATPase translocation activity assay with preprotein translocation substrate proOmpA: circa 0.8 mM ATP/2 micromol SecA after 1 min, mutant SecA proteins with deletions of amino acids between 2-11 shows ATPase translocation activity around 0.25 mM ATP/2 micromol SecA after 1 min Escherichia coli

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
ATP + H2O
-
 Escherichia coli ADP + phosphate
-
 ?

Subunits

Subunits Comment Organism
dimer SDS-PAGE (verified by gel filtration) Escherichia coli

Synonyms

Synonyms Comment Organism
SecA
-
 Escherichia coli