1.13.12.8: Watasenia-luciferin 2-monooxygenase

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For detailed information about Watasenia-luciferin 2-monooxygenase, go to the full flat file.

Reaction

Synonyms

alkanal monooxygenase (FMN-linked), bacterial luciferase, luciferase, luciferase (Photobacterium leiognathi), LuxAB, Photorhabdus luminescens luciferase, Vibrio fischeri luuciferase, Watasenia-type luciferase

ECTree

     1 Oxidoreductases

         1.13 Acting on single donors with incorporation of molecular oxygen (oxygenases)

             1.13.12 With incorporation of one atom of oxygen (internal monooxygenases or internal mixed-function oxidases)

                1.13.12.8 Watasenia-luciferin 2-monooxygenase

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1	CAS Registry Number
5	Cloned(Commentary)
4	General Information
1	KM Value [mM]
3	Localization
1	Metals/Ions
3	Natural Substrates/ Products (Substrates)
10	Organism
3	pH Optimum
1	pH Range
1	Protein Variants
3	Purification (Commentary)
2	Reaction
3	Reaction Type
10	Reference
6	Source Tissue
3	Storage Stability
12	Substrates and Products (Substrate)
1	Subunits
13	Synonyms
1	Systematic Name
1	Temperature Optimum [°C]
2	Temperature Stability [°C]

Substrates Products

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Substrates Products on EC 1.13.12.8 - Watasenia-luciferin 2-monooxygenase

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SUBSTRATE

PRODUCT                       

REACTION DIAGRAM

ORGANISM

UNIPROT

COMMENTARY
(Substrate)

LITERATURE
(Substrate)

COMMENTARY
(Product)

LITERATURE
(Product)

Reversibility
r=reversible
ir=irreversible
?=not specified

coelenterazine disulfate + O2 + ATP

? + CO2 + hv + AMP

Watasenia scintillans

-

strictly specific substrate

685372

light emitter is the excited state of the anion form of coelerenterazine disulfate, quantum yield is calculated at 0.36. the reaction mechanism does not involve formation of a adenyl luciferin intermediate

-

?

coelenterazine disulfate + O2 + ATP-gamma-S

? + CO2 + hv

Watasenia scintillans

-

strictly specific substrate

685372

-

-

?

long-chain aldehyde + FMNH2 + O2

long-chain fatty acid + FMN + H2O + hv

Aliivibrio fischeri

-

-

676010

-

-

?

luciferin + O2

oxidized luciferin + CO2 + hv

Photorhabdus luminescens

-

-

673625

-

-

?

Watasenia luciferin + O2

oxidized Watasenia luciferin + CO2 + hnu

3 entries

Watasenia luciferin + O2

oxidized Watasenia luciferin + CO2 + hv

4 entries

Watasenia luciferin + O2

oxidized Watasenia luciferin + CO2 + hnu

Watasenia scintillans

-

-

745174, 746453

-

-

?

Watasenia luciferin + O2

oxidized Watasenia luciferin + CO2 + hnu

Watasenia scintillans

-

coelenterazine disulfate is the Watasenia scintillans luciferin substrate, and the reaction requires ATP, Mg2+ and molecular oxygen. Protein microcrystals in the arm photophores catalyse the bioluminescent reaction using ATP and the substrate coelenterazine disulfate

746453

-

-

?

Watasenia luciferin + O2

oxidized Watasenia luciferin + CO2 + hnu

Watasenia scintillans

-

the luciferin of Watasenia scintillans is a disulfonate derivative of coelenterazine, i.e. coelenterazine disulfonate

745174

-

-

?

Watasenia luciferin + O2

oxidized Watasenia luciferin + CO2 + hv

Watasenia scintillans

-

-

439323

coelenteramide disulfate, i.e. oxidized Watasenia luciferin serves as the light emitter in the reaction

439323

?

Watasenia luciferin + O2

oxidized Watasenia luciferin + CO2 + hv

Watasenia scintillans

-

Watasenia luciferin is 8-(phenylmethyl)-6-(4-sulfooxyphenyl)-2-[(4-sulfooxyphenyl)methyl]-imidazo[1,2-a]pyrazin-3(7H)-one

439322

-

-

?

Watasenia luciferin + O2

oxidized Watasenia luciferin + CO2 + hv

Watasenia scintillans

-

bioluminescence

439322

-

-

?

Watasenia luciferin + O2

oxidized Watasenia luciferin + CO2 + hv

Watasenia scintillans

-

luciferin is coelenterazine disulfate

671720

-

-

?