Ligand coenzyme B

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Basic Ligand Information

Molecular Structure
Picture of coenzyme B (click for magnification)
Molecular Formula
BRENDA Name
InChIKey
C11H22NO7PS
coenzyme B
JBJSVEVEEGOEBZ-SCZZXKLOSA-N
Synonyms:
CoB, CoB-SH, HS-CoB, HS-CoB8, N-(7-mercaptoheptanoyl)threonine 3-O-phosphate, N-(7-mercaptoheptanoyl)threonine 3-O-phosphate (coenzyme B), N-(7-mercaptoheptanoyl)threonine O3-phosphate, SH-CoB


Show all pahtways known for Show all BRENDA pathways known for coenzyme B

Roles as Enzyme Ligand

In Vivo Substrate in Enzyme-catalyzed Reactions (179 results)

EC NUMBER
PROVEN IN VIVO REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
fumarate + CoM + CoB = succinate + CoM-S-S-CoB
show the reaction diagram
-
oxidized ferredoxin [iron-sulfur] cluster + CoB + CoM = reduced ferredoxin [iron-sulfur] cluster + CoM-S-S-CoB + H+
show the reaction diagram
-
oxidized coenzyme F420 + reduced ferredoxin [iron-sulfur] cluster + CoB + CoM + H+ = reduced coenzyme F420 + oxidized ferredoxin [iron-sulfur] cluster + CoM-S-S-CoB
show the reaction diagram
-
reduced ferredoxin [iron-sulfur] cluster + CoB + CoM + H+ = H2 + oxidized ferredoxin [iron-sulfur] cluster + CoM-S-S-CoB
show the reaction diagram
-
CO2 + reduced ferredoxin [iron-sulfur] cluster + CoB + CoM + H+ = formate + oxidized ferredoxin [iron-sulfur] cluster + CoM-S-S-CoB
show the reaction diagram
-

In Vivo Product in Enzyme-catalyzed Reactions (14 results)

EC NUMBER
PROVEN IN VIVO REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
reduced ferredoxin [iron-sulfur] cluster + CoM-S-S-CoB + H+ = oxidized ferredoxin [iron-sulfur] cluster + CoB + CoM
show the reaction diagram
-
-
H2 + oxidized ferredoxin [iron-sulfur] cluster + CoM-S-S-CoB = reduced ferredoxin [iron-sulfur] cluster + CoB + CoM + H+
show the reaction diagram
-
-

Substrate in Enzyme-catalyzed Reactions (313 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
fumarate + CoM + CoB = succinate + CoM-S-S-CoB
show the reaction diagram
-
oxidized coenzyme F420 + reduced ferredoxin [iron-sulfur] cluster + CoB + CoM + H+ = reduced coenzyme F420 + oxidized ferredoxin [iron-sulfur] cluster + CoM-S-S-CoB
show the reaction diagram
-
CO2 + reduced ferredoxin [iron-sulfur] cluster + CoB + CoM + H+ = formate + oxidized ferredoxin [iron-sulfur] cluster + CoM-S-S-CoB
show the reaction diagram
-

Product in Enzyme-catalyzed Reactions (68 results)

EC NUMBER
REACTION
REACTION DIAGRAM
LITERATURE
ENZYME 3D STRUCTURE
reduced ferredoxin [iron-sulfur] cluster + CoM-S-S-CoB + H+ = oxidized ferredoxin [iron-sulfur] cluster + CoB + CoM
show the reaction diagram
-
-

3D Structure of Enzyme-Ligand-Complex (PDB) (25 results)

Enzyme Kinetic Parameters

kcat Value (Turnover Number) (1 result)

EC NUMBER
TURNOVER NUMBER [1/S]
TURNOVER NUMBER MAXIMUM [1/S]
COMMENTARY
LITERATURE
18
-
at pH 7.6 and 25°C

KM Value (13 results)

EC NUMBER
KM VALUE [MM]
KM VALUE MAXIMUM [MM]
COMMENTARY
LITERATURE

References & Links

Links to other databases for coenzyme B

ChEBI
PubChem
ChEBI
PubChem