5.5.1.17: (S)-beta-macrocarpene synthase

This is an abbreviated version!
For detailed information about (S)-beta-macrocarpene synthase, go to the full flat file.

Reaction

Synonyms

terpene synthase 11, terpene synthase 6, TPS11, TPS6

ECTree

     5 Isomerases

         5.5 Intramolecular lyases

             5.5.1 Intramolecular lyases (only sub-subclass identified to date)

                5.5.1.17 (S)-beta-macrocarpene synthase

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Results	in table
2	AA Sequence
2	Cloned(Commentary)
2	Expression
1	General Information
1	KM Value [mM]
1	Localization
5	Metals/Ions
3	Natural Substrates/ Products (Substrates)
6	Organism
2	Pathway
3	pH Optimum
1	pH Range
3	Protein Variants
2	Purification (Commentary)
1	Reaction
2	Reference
4	Source Tissue
8	Substrates and Products (Substrate)
6	Synonyms
1	Systematic Name
1	Temperature Optimum [°C]

Substrates Products

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Substrates Products on EC 5.5.1.17 - (S)-beta-macrocarpene synthase

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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

(S)-beta-bisabolene

(S)-beta-macrocarpene

6 entries

geranyl diphosphate

(S)-beta-bisabolene + (S)-beta-macrocarpene

Zea mays

Q1EG72, Q5GJ60

-

704432

in the presence of geranylgeranyl diphosphate, TPS11 also catalyzes the formation of beta-myrcene and linalool, along with minor amounts of limonene, alpha-thujene, sabinene, and alpha-terpinolene

-

?

additional information

?

-

2 entries

(S)-beta-bisabolene

(S)-beta-macrocarpene

Zea mays

Q1EG72, Q5GJ60

-

730636

-

-

?

(S)-beta-bisabolene

(S)-beta-macrocarpene

Zea mays

Q1EG72, Q5GJ60

-

704432

i.e. (1'S)-4',5,5-trimethyl-1,1'-bi(cyclohexane)-1,3'-diene. Product is identified by GC-MS

-

?

(S)-beta-bisabolene

(S)-beta-macrocarpene

Zea mays

Q1EG72, Q5GJ60

the enzyme may be involved in plant defense

704432

-

-

?

(S)-beta-bisabolene

(S)-beta-macrocarpene

Zea mays

Q1EG72, Q5GJ60

the enzyme may be involved in plant defense

704432

i.e. (1'S)-4',5,5-trimethyl-1,1'-bi(cyclohexane)-1,3'-diene. Product is identified by GC-MS

-

?

(S)-beta-bisabolene

(S)-beta-macrocarpene

Zea mays

Q1EG72, Q5GJ60

the synthesis of (S)-macrocarpene from (2E,6E)-farnesyl diphosphate in two steps. The first step is the cyclization to (S)-beta-. The second step is the isomerization to (S)-beta-macrocarpene ((S)-beta-macrocarpene synthase)

704432

i.e. (1'S)-4',5,5-trimethyl-1,1'-bi(cyclohexane)-1,3'-diene. Product is identified by GC-MS

-

?

(S)-beta-bisabolene

(S)-beta-macrocarpene

Zea mays

Q1EG72, Q5GJ60

(S)-beta-macrocarpene formation by TPS11 requires a protonation of the (S)-beta-bisabolene intermediate

704432

-

-

?

additional information

?

-

Zea mays

Q1EG72

no enzymatic activity is observed in the presence of geranylgeranyl diphosphate

704432

-

-

?

additional information

?

-

Zea mays

Q5GJ60

no enzymatic activity is observed in the presence of geranylgeranyl diphosphate

704432

-

-

?