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Information on EC 4.2.2.8 - heparin-sulfate lyase and Organism(s) Bacteroides stercoris and UniProt Accession C7EXL6

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EC Tree
     4 Lyases
         4.2 Carbon-oxygen lyases
             4.2.2 Acting on polysaccharides
                4.2.2.8 heparin-sulfate lyase
IUBMB Comments
Does not act on N,O-desulfated glucosamine or N-acetyl-O-sulfated glucosamine linkages.
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This record set is specific for:
Bacteroides stercoris
UNIPROT: C7EXL6
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Word Map
The taxonomic range for the selected organisms is: Bacteroides stercoris
The expected taxonomic range for this enzyme is: Bacteria, Eukaryota
Synonyms
heparitinase, heparinase iii, heparitinase i, hep i, hepiii, heparin lyase iii, heparan sulfate lyase, heparitin-sulfate lyase, more
SYNONYM
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
heparan sulfate lyase
-
-
-
-
heparin lyase III
-
-
-
-
heparin sulfate eliminase
-
-
-
-
heparin-sulfate eliminase
-
-
-
-
heparitin sulfate lyase
-
-
-
-
heparitin-sulfate lyase
-
-
-
-
heparitinase I
-
-
-
-
heparitinase II
-
-
-
-
lyase, heparin sulfate
-
-
-
-
REACTION TYPE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
elimination
-
-
-
-
elimination of sulfate
-
-
-
-
PATHWAY SOURCE
PATHWAYS
-
-
SYSTEMATIC NAME
IUBMB Comments
heparin-sulfate lyase
Does not act on N,O-desulfated glucosamine or N-acetyl-O-sulfated glucosamine linkages.
CAS REGISTRY NUMBER
COMMENTARY hide
37290-86-1
-
SUBSTRATE
PRODUCT                       
REACTION DIAGRAM
ORGANISM
UNIPROT
COMMENTARY
(Substrate) hide
LITERATURE
(Substrate)
COMMENTARY
(Product) hide
LITERATURE
(Product)
Reversibility
r=reversible
ir=irreversible
?=not specified
heparan sulfate
n alpha-deltaUA-glcNAc
show the reaction diagram
-
major product
-
?
heparin
?
show the reaction diagram
-
-
-
?
hyaluronic acid
?
show the reaction diagram
-
-
-
?
METALS and IONS
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
Ba2+
1 mM: 109% activity
Ca2+
1 mM: 110% activity
additional information
INHIBITOR
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
Cu2+
1 mM: 0% activity
Pb2+
1 mM: 0% activity
Zn2+
1 mM: 0% activity
KM VALUE [mM]
SUBSTRATE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
additional information
heparan sulfate
SPECIFIC ACTIVITY [µmol/min/mg]
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
1.7
hyaluronic acid as substrate
21.46
heparin as substrate
32.3
heparan sulfate (porcine intestine) as substrate
51.81
heparan sulfate (bovine kidney) as substrate
additional information
pH OPTIMUM
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
pH RANGE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
TEMPERATURE OPTIMUM
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
TEMPERATURE RANGE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
42 - 48
activity above 90%
pI VALUE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
8.65
calculated for mature protein
ORGANISM
COMMENTARY hide
LITERATURE
UNIPROT
SEQUENCE DB
SOURCE
UNIPROT
ENTRY NAME
ORGANISM
NO. OF AA
NO. OF TRANSM. HELICES
MOLECULAR WEIGHT[Da]
SOURCE
SEQUENCE
LOCALIZATION PREDICTION?
HEPC_BACSE
666
0
77325
Swiss-Prot
-
MOLECULAR WEIGHT
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
74930
x * 74930, calculated for mature protein
SUBUNIT
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
?
x * 74930, calculated for mature protein
PROTEIN VARIANTS
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
C352A
87% wild-type activity (heparan sulfate), 72% wild-type activity (heparin)
C474A
32% wild-type activity (heparan sulfate), below 10% wild-type activity (heparin)
C577A
98% wild-type activity (heparan sulfate), 72% wild-type activity (heparin)
C624A
24% wild-type activity (heparan sulfate), below 10% wild-type activity (heparin)
TEMPERATURE STABILITY
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
additional information
PURIFICATION (Commentary)
ORGANISM
UNIPROT
LITERATURE
immobilized metal ion affinity chromatography
CLONED (Commentary)
ORGANISM
UNIPROT
LITERATURE
His-tagged version expressed in Escherichia coli BL21(DE3)
REF.
AUTHORS
TITLE
JOURNAL
VOL.
PAGES
YEAR
ORGANISM (UNIPROT)
PUBMED ID
SOURCE
Hyun, Y.J.; Lee, J.H.; Kim, D.H.
Cloning, overexpression, and characterization of recombinant heparinase III from Bacteroides stercoris HJ-15
Appl. Microbiol. Biotechnol.
86
879-890
2010
Bacteroides stercoris (C7EXL6), Bacteroides stercoris, Bacteroides stercoris HJ-15 (C7EXL6), Bacteroides stercoris HJ-15
Manually annotated by BRENDA team