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Literature summary for 5.5.1.1 extracted from

  • Cha, C.J.; Bruce, N.C.
    Stereo- and regiospecific cis,cis-muconate cycloisomerization by Rhodococcus rhodochrous N75 (2003), FEMS Microbiol. Lett., 224, 29-34.
    View publication on PubMed

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.16
-
cis,cis-muconate pH 8.0 Rhodococcus rhodochrous

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
40000
-
6 * 40000, SDS-PAGE Rhodococcus rhodochrous
236000
-
gel filtration Rhodococcus rhodochrous

Organism

Organism UniProt Comment Textmining
Rhodococcus rhodochrous
-
N75
-
Rhodococcus rhodochrous N75
-
N75
-

Purification (Commentary)

Purification (Comment) Organism
a single cycloisomerase with no isoforms Rhodococcus rhodochrous

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
-
Rhodococcus rhodochrous

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2,3-dimethyl-cis,cis-muconate
-
Rhodococcus rhodochrous 2,3-dimethylmuconolactone
-
?
2,4-dimethyl-cis,cis-muconate
-
Rhodococcus rhodochrous 2,4-dimethylmuconolactone
-
?
2-methyl-cis,cis-muconate
-
Rhodococcus rhodochrous 2-methylmuconolactone
-
?
2-methyl-cis,cis-muconate
-
Rhodococcus rhodochrous N75 2-methylmuconolactone
-
?
3-ethyl-cis,cis-muconate
-
Rhodococcus rhodochrous 4-ethylmuconolactone
-
?
3-ethyl-cis,cis-muconate
-
Rhodococcus rhodochrous N75 4-ethylmuconolactone
-
?
3-methyl-cis,cis-muconate
-
Rhodococcus rhodochrous 4-methylmuconolactone
-
?
3-methyl-cis,cis-muconate
-
Rhodococcus rhodochrous N75 4-methylmuconolactone
-
?
cis,cis-muconate
-
Rhodococcus rhodochrous (4S)-muconolactone
-
?
cis,cis-muconate
-
Rhodococcus rhodochrous N75 (4S)-muconolactone
-
?
additional information the methyl substitution at the C-2 position of muconate directs the cycloisomerization by 1,4-addition rather than 3,6-addition. The steric influence caused by methyl substitution may encourage the 1,4-cycloisomerization Rhodococcus rhodochrous ?
-
?
additional information the methyl substitution at the C-2 position of muconate directs the cycloisomerization by 1,4-addition rather than 3,6-addition. The steric influence caused by methyl substitution may encourage the 1,4-cycloisomerization Rhodococcus rhodochrous N75 ?
-
?

Subunits

Subunits Comment Organism
hexamer 6 * 40000, SDS-PAGE Rhodococcus rhodochrous

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.5
-
-
Rhodococcus rhodochrous