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Information on EC 7.2.2.9 - P-type Cu2+ transporter

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EC Tree
IUBMB Comments
A P-type ATPase that undergoes covalent phosphorylation during the transport cycle. The enzyme from the termophilic archaeon Archaeoglobus fulgidus is involved in copper extrusion from the cell [1,2].
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This record set is specific for:
UNIPROT: O67203
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Word Map
The expected taxonomic range for this enzyme is: Bacteria, Eukaryota, Archaea
Synonyms
atp7b, atp7a, copper transporter, copper-transporting atpase, copper-transporting p-type atpase, menkes protein, cu-atpase, copper transporting p-type atpase, copper atpase, copper-transporting p-type, more
SYNONYM
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
CtrA3 protein
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adenosine 5'-triphosphatase
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ATP hydrolase
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ATP phosphohydrolase
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ATP7B
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ATPase
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complex V
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Cu2+-ATPase
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CUA-1 ATPase
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Menkes disease-associated protein
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Menkes disease-associated protein homolog
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Menkes P-type ATPase
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-
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MNK
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Pinal night-specific ATPase
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WCBD
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Wilson copper-transporting P-type ATPase
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Wilson disease copper-transporting ATPase
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Wilson disease protein
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Wilson disease-associated protein
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Wilson disease-associated protein homolog
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REACTION TYPE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
hydrolysis of phosphoric ester
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transmembrane transport
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SYSTEMATIC NAME
IUBMB Comments
ATP phosphohydrolase (P-type, Cu2+-exporting)
A P-type ATPase that undergoes covalent phosphorylation during the transport cycle. The enzyme from the termophilic archaeon Archaeoglobus fulgidus is involved in copper extrusion from the cell [1,2].
CAS REGISTRY NUMBER
COMMENTARY hide
9000-83-3
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SUBSTRATE
PRODUCT                       
REACTION DIAGRAM
ORGANISM
UNIPROT
COMMENTARY
(Substrate) hide
LITERATURE
(Substrate)
COMMENTARY
(Product) hide
LITERATURE
(Product)
Reversibility
r=reversible
ir=irreversible
?=not specified
ATP + H2O + Cu2+/in
ADP + phosphate + Cu2+/out
show the reaction diagram
NATURAL SUBSTRATE
NATURAL PRODUCT
REACTION DIAGRAM
ORGANISM
UNIPROT
COMMENTARY
(Substrate) hide
LITERATURE
(Substrate)
COMMENTARY
(Product) hide
LITERATURE
(Product)
REVERSIBILITY
r=reversible
ir=irreversible
?=not specified
ATP + H2O + Cu2+/in
ADP + phosphate + Cu2+/out
show the reaction diagram
-
-
-
?
METALS and IONS
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
Ag+
purified CtrA3 protein, stimulation twice as efficient as by Cu2+
Co2+
activity slightly above background as measured in the absence of any such ion
Cu2+
purified CtrA3 protein, stimulated by Cu2+, no stimulation by Cu2+ in the presence of DTT
Mg2+
activity slightly above background as measured in the absence of any such ion
Ni2+
activity slightly above background as measured in the absence of any such ion
Zn2+
activity slightly above background as measured in the absence of any such ion
INHIBITOR
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
thiol
activity of CtrA3 decreased at concentrations of 20 mM and above
ACTIVATING COMPOUND
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
cysteine
stimulated by, optimum concentration of 15 mM for CtrA3
NaCl
CtrA2 and CtrA3, stimulated by, plateau at 400 mM
additional information
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SPECIFIC ACTIVITY [µmol/min/mg]
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
additional information
pH OPTIMUM
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
7
activity of CtrA3 stimulated by Cu2+
pH RANGE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
5 - 9
ATPase activities stimulated by Cu2+ measured at different pH values
TEMPERATURE OPTIMUM
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
75
thermophilic protein, activity maximum at
TEMPERATURE RANGE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
20 - 90
maximum at 75°C, shown to be decreased to between 50% and 70% of this value at 90°C, shown to be completely inactive at 50°C or below
ORGANISM
COMMENTARY hide
LITERATURE
UNIPROT
SEQUENCE DB
SOURCE
-
SwissProt
Manually annotated by BRENDA team
LOCALIZATION
ORGANISM
UNIPROT
COMMENTARY hide
GeneOntology No.
LITERATURE
SOURCE
UNIPROT
ENTRY NAME
ORGANISM
NO. OF AA
NO. OF TRANSM. HELICES
MOLECULAR WEIGHT[Da]
SOURCE
SEQUENCE
LOCALIZATION PREDICTION?
O67203_AQUAE
Aquifex aeolicus (strain VF5)
664
0
73033
TrEMBL
Mitochondrion (Reliability: 5)
MOLECULAR WEIGHT
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
75000
CtrA3 protein, SDS-PAGE
CRYSTALLIZATION (Commentary)
ORGANISM
UNIPROT
LITERATURE
electron cryomicroscopy of two-dimensional crystals, projection map at 7 A resolution with density peaks
PURIFICATION (Commentary)
ORGANISM
UNIPROT
LITERATURE
CLONED (Commentary)
ORGANISM
UNIPROT
LITERATURE
expression in Escherichia coli
REF.
AUTHORS
TITLE
JOURNAL
VOL.
PAGES
YEAR
ORGANISM (UNIPROT)
PUBMED ID
SOURCE
Chintalapati, S.; Al Kurdi, R.; van Scheltinga, A.C.; Kuehlbrandt, W.
Membrane structure of CtrA3, a copper-transporting P-type-ATPase from Aquifex aeolicus
J. Mol. Biol.
378
581-595
2008
Aquifex aeolicus (O67203), Aquifex aeolicus (O67432)
Manually annotated by BRENDA team