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Information on EC 2.7.3.1 - guanidinoacetate kinase

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UNIPROT: Q6AW43 not found.
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Word Map
The enzyme appears in viruses and cellular organisms
Synonyms
glycocyamine kinase, guanidinoacetate kinase, more
SYNONYM
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
GK
Namalycastis sp.
-
glycocyamine kinase
Namalycastis sp.
-
glycocyamine kinase
-
-
-
-
kinase, guanidinoacetate (phosphorylating)
-
-
-
-
REACTION TYPE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
phospho group transfer
-
-
-
-
PATHWAY SOURCE
PATHWAYS
SYSTEMATIC NAME
IUBMB Comments
ATP:guanidinoacetate N-phosphotransferase
-
CAS REGISTRY NUMBER
COMMENTARY hide
9026-60-2
-
SUBSTRATE
PRODUCT                       
REACTION DIAGRAM
ORGANISM
UNIPROT
COMMENTARY
(Substrate) hide
LITERATURE
(Substrate)
COMMENTARY
(Product) hide
LITERATURE
(Product)
Reversibility
r=reversible
ir=irreversible
?=not specified
ATP + creatine
ADP + phosphocreatine
show the reaction diagram
Namalycastis sp.
0.5% of the activity with glycocyamine
-
-
r
ATP + glycocyamine
ADP + phosphoglycocyamine
show the reaction diagram
Namalycastis sp.
-
-
-
r
ATP + guanidinoacetate
ADP + phosphoguanidinoacetate
show the reaction diagram
Namalycastis sp.
-
-
-
r
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 + guanidinoacetate
ADP + phosphoguanidinoacetate
show the reaction diagram
Namalycastis sp.
-
-
-
r
METALS and IONS
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
Mg2+
Namalycastis sp.
essential for activation
KM VALUE [mM]
SUBSTRATE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
0.89 - 1.02
ATP
3.38 - 4.7
glycocyamine
TURNOVER NUMBER [1/s]
SUBSTRATE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
24 - 25.3
glycocyamine
ORGANISM
COMMENTARY hide
LITERATURE
UNIPROT
SEQUENCE DB
SOURCE
Namalycastis sp.
alpha chain
SwissProt
Manually annotated by BRENDA team
SOURCE TISSUE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
SOURCE
Namalycastis sp.
-
Manually annotated by BRENDA team
LOCALIZATION
ORGANISM
UNIPROT
COMMENTARY hide
GeneOntology No.
LITERATURE
SOURCE
Namalycastis sp.
-
Manually annotated by BRENDA team
UNIPROT
ENTRY NAME
ORGANISM
NO. OF AA
NO. OF TRANSM. HELICES
MOLECULAR WEIGHT[Da]
SOURCE
SEQUENCE
LOCALIZATION PREDICTION?
Q6AW43_9ANNE
374
0
42512
TrEMBL
-
MOLECULAR WEIGHT
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
40000
Namalycastis sp.
SDS-PAGE
SUBUNIT
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
dimer
Namalycastis sp.
alphabeta, 2 * ca. 40000, SDS-PAGE
GENERAL STABILITY
ORGANISM
UNIPROT
LITERATURE
the recombinant GK alpha enzyme is quite unstable, storage on ice for 4 h caused 10% loss of activity, in contrast GK beta enzyme is stable, the instability of GK alpha is most likely due to its expression as a maltose-binding protein fusion protein
Namalycastis sp.
PURIFICATION (Commentary)
ORGANISM
UNIPROT
LITERATURE
ammonium sulfate fractionation, gel filtration on Sephacryl S-200n, and DEAE-5PW ion exchange chromatography
Namalycastis sp.
CLONED (Commentary)
ORGANISM
UNIPROT
LITERATURE
expression in Escherichia coli as maltose-binding protein fusion proteins
Namalycastis sp.
REF.
AUTHORS
TITLE
JOURNAL
VOL.
PAGES
YEAR
ORGANISM (UNIPROT)
PUBMED ID
SOURCE
Mizuta, C.; Tanaka, K.; Suzuki, T.
Isolation, characterization, and cDNA-derived amino acid sequence of glycocyamine kinase from the tropical marine worm Namalycastis sp
Comp. Biochem. Physiol. B
140
387-393
2005
Namalycastis sp. (Q6AW42), Namalycastis sp. (Q6AW43)
Manually annotated by BRENDA team