3.4.21.85: limulus clotting factor B
This is an abbreviated version!
For detailed information about limulus clotting factor B, go to the full flat file.
Word Map on EC 3.4.21.85
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3.4.21.85
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c3b
-
platelet-derived
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endothelial
-
convertase
-
hemolytic
-
properdin
-
pdgf-b
-
immunoglobulin
-
ba
-
histocompatibility
-
venom
-
macular
-
cobra
-
igm
-
lectin
-
lupus
-
complement-mediated
-
uremic
-
glomerulonephritis
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erythematosus
-
opsonization
-
autoantibody
-
zymosan
-
clumping
-
allotypes
-
nephritic
-
mannose-binding
-
anaphylatoxins
-
membranoproliferative
-
p-tefb
-
fluid-phase
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hemoglobinuria
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b-deficient
-
cdk9
-
adipsin
-
mannan-binding
-
glomerulopathy
-
opsonin
-
immunofixation
-
microangiopathic
-
anti-factor
-
factor-b
-
complement-activating
-
maculopathy
-
decay-accelerating
-
rnaps
-
c1-inhibitor
-
c4b-binding
-
eculizumab
-
hypocomplementemia
- 3.4.21.85
- c3b
-
platelet-derived
- endothelial
-
convertase
-
hemolytic
- properdin
- pdgf-b
- immunoglobulin
- ba
-
histocompatibility
- venom
-
macular
- cobra
- igm
- lectin
-
lupus
-
complement-mediated
-
uremic
- glomerulonephritis
- erythematosus
-
opsonization
- autoantibody
- zymosan
-
clumping
- allotypes
-
nephritic
-
mannose-binding
- anaphylatoxins
-
membranoproliferative
- p-tefb
-
fluid-phase
- hemoglobinuria
-
b-deficient
- cdk9
- adipsin
-
mannan-binding
- glomerulopathy
-
opsonin
-
immunofixation
-
microangiopathic
-
anti-factor
-
factor-b
-
complement-activating
- maculopathy
-
decay-accelerating
-
rnaps
- c1-inhibitor
-
c4b-binding
- eculizumab
-
hypocomplementemia
Reaction
Selective cleavage of -Arg98-/-Ile- bond in limulus proclotting enzyme to form active clotting enzyme =
Synonyms
factor B
ECTree
3.4.21.85 limulus clotting factor BAdvanced search results
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Natural Substrates Products on EC 3.4.21.85 - limulus clotting factor B
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NATURAL SUBSTRATE 
NATURAL PRODUCT
REACTION DIAGRAM
ORGANISM
UNIPROT
COMMENTARY
(Substrate)
(Substrate)
LITERATURE
(Substrate)
(Substrate)
COMMENTARY
(Product)
(Product)
LITERATURE
(Product)
(Product)
REVERSIBILITY
r=reversible
ir=irreversible
?=not specified
r=reversible
ir=irreversible
?=not specified
additional information
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3 protease zymogens, factor C, factor B, and proclotting enzyme are required for the sequential activation of the limulus clotting system. Factor B is activated by factor C (sensitive to lipopolysaccharide) and the resulting factor B activates proclotting enzyme to the clotting enzyme
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